ISSN print edition: 0366-6352
ISSN electronic edition: 1336-9075
Registr. No.: MK SR 9/7

Published monthly

Author: Kováč

Cu(II) mediated oxidation of cemtirestat yields its disulfide under physiological conditions in vitro	6783	–	6788
Pavol Bodo, Lucia Kovacikova, Andrej Bohac, and Milan Stefek	Vol. 76, 11
Influence of freezing on physicochemical forms of natural and technogenic radionuclides in Chernozem soil	714	–	718
Petya Kovacheva and Rumyana Djingova	Vol. 68, 5
Physicochemical fractionation of americium, thorium, and uranium in Chernozem soil after sharp temperature change and soil drought	336	–	341
Petya Kovacheva, Svilen Mitsiev, and Rumyana Djingova	Vol. 68, 3
Application of positron emission tomography and 2-[¹⁸F]fluoro-2-deoxy-D-glucose for visualization and quantification of solute transport in plant tissues	1463	–	1473
Denisa Partelová, Jozef Uhrovčík, Juraj Lesný, Miroslav Horník, Pavol Rajec, Peter Kováč, and Stanislav Hostin	Vol. 68, 11
Effects of enzymes and hydrocolloids on physical, sensory, and shelf-life properties of wheat bread	292	–	299
Ľubomír Mikuš, Mária Kováčová, Ladislav Dodok, Alžbeta Medveďová, Lucia Mikušová, and Ernest Šturdík	Vol. 67, 3
Stereoselective synthesis of the polar part of mycestericins E and G	527	–	535
Miroslava Martinková, Jozef Gonda, Alena Uhríková, and Margaréta Kováčvá	Vol. 65, 4
Microwave assisted one pot synthesis of 7-substituted 2-(2-oxo-2H-chromen-3-yl)acetic acids as precursors of new anti-tumour compounds	806	–	811
Silvia Kováčová, Lucia Kováčiková, Margita Lácová, Andrej Boháč, and Marta Sališová	Vol. 64, 6
Characterization of mechanochemically synthesized lead selenide	562	–	567
Marcela Achimovičová, Nina Daneu, Aleksander Rečnik, Juraj Ďurišin, Baláž Peter, Martin Fabián, Jaroslav Kováč, and Alexander Šatka	Vol. 63, 5
Interaction Studies of Nonionic Emulsifiers and Carboxymethylstarch and Polymerization of Vinyl Acetate	48	–	54
I. Capek, S. Janíčková, P. Capek, J. Kováčik, and P. Koštial	Vol. 59, 1
Utilization of Simulation Programs for Design of Biological Units for Nitrogen Removal	117	–	122
J. Derco and A. Kovács	Vol. 56, 2
Pertraction of Silver through Bulk Liquid Membranes	423	–	429
M. Vajda, Š. Schlosser, and K. Kováčová	Vol. 54, 6b
Analysis of Chlorinated Phenols in Animal Organs	332	–	337
M. Veningerová, V. Prachar, Z. Kováčiková, and J. Kovačičová	Vol. 54, 5
Excess Molar Volumes in Systems Alkane—1-Chloroalkane	424	–	427
J. Linek and É. Kovács	Vol. 53, 6
Addition-Cyclization Reactions of Hexa-2,4-dienoyl Isothiocyanate with Amines and Sodium Hydrogen Sulfide	260	–	264
M. Ružinský, M. Dzurilla, P. Kutschy, and V. Kováčik	Vol. 53, 4
A new set of monoclonal antibodies against the bovine CD9-like cell surface antigen	409	–	409
J. Tomaskova, R. Dusinsky, P. Kovacikova, and M. Simon	Vol. 52, SI
Lactate dehydrogenase isoenzyme activity in blood serum from dairy cows at different production stages	469	–	470
Aa. Asmare, G. Kovac, P. Reichel, and E. Scurokova	Vol. 52, SI
Thiobarbituric acid reacting substances and biochemical parameters in umbilical cord plasma	529	–	530
D. Macekova, G. Kovac, J. Hinst, B. Illek, J. Pereckova, I. Spacek, M. Regendova, and B. Liska	Vol. 52, SI
Activity of alpha- and beta-galactosidase in immobilized cells of tomato	589	–	589
J. Stano, L. Bilisics, K. Neubert, P. Kovacs, D. Kakoniova, and L. Bezakova	Vol. 52, SI
Stereospecific aminopeptidases in Chelidonium majus L. callus culture	592	–	592
M. Benesova, S. Blanarikova, P. Kovacs, and M. Psenak	Vol. 52, SI
Separation and Quantification of AIN and Al₂0₃ Precipitates in Oriented Electrotechnical Steels	198	–	201
H. Bruncková and F. Kováč	Vol. 51, 4
Synthesis, Structure, Fungicidal and Herbicidal Activity of 5-(2,6-Dialkylanilido)carbonylmethyl Esters of N,N-Disubstituted Dithiocarbamic Acid	25	–	27
V. Konečný, J. Žúžiová, L. Bzdušková, and Š. Kováč	Vol. 50, 1
Chemical and Electrochemical Isolation of A1N and MnS Precipitates from Fe—3 % Si Steels	115	–	121
H. Bruncková and F. Kováč	Vol. 49, 3
Mass Spectrometric Study of 8-Azaxanthine Derivatives	415	–	422
V. Kováčik, A. Rybár, and A. Bozóová	Vol. 48, 6
Determination of Linkage Position in Per-O-methylated Xylooligosaccharides by MIKE and CID Mass Spectra of Ammonia and Methylamine Cluster Ions	422	–	425
V. Kováčik, J. Hirsch, and V. Pätoprsty	Vol. 48, 6
Chemometric Elucidation of Methylation Analysis оf Polysaccharides	198	–	201
M. Ďurindová, P. Jurášek, I. Klbik, and V. Kováčik	Vol. 47, 3
Metastable Ion Kinetic Energy and Collision-Induced Dissociation Study of Per-O-acetylated D-Trehaloses under the Conditions of Electron Impact and Chemical Ionization Mass Spectrometry	122	–	124
V. Pätoprstá, V. Kováčik, and Š. Kučár	Vol. 47, 2
Sequential Analysis of Oligosaccharides by Direct Chemical Ionization Mass Spectrometry	410	–	412
V. Kováčik, N. F. Whittaker, and P. Kováč	Vol. 46, 6
Preparation and Physical Properties of Cyanatonickel(II) Complexes with Imidazole Ligands	281	–	283
A. Mašlejová and I. Kováčik	Vol. 46, 5
Study of Acetylated Methyl 2-Deoxy-D-erythro-pentosides by Electron Impact and Chemical Ionization Mass Spectrometry	249	–	252
V. Kováčik, J. Kozák, and Š. Kučár	Vol. 46, 4
Substitution of Halogens on Furan by Hydrazines Stable Derivatives of 5-Hydrazinofuran	38	–	41
D. Berkeš, E. Marunová, and J. Kováč	Vol. 46, 1
Polycrystalline ESR spectra of the [Co(1,3-diaminopropane)₃][CuCl₅].3H₂O complex	477	–	484
P. Pelikán, M. Valko, I. Kováčik, M. Mazúr, and A. Staško	Vol. 44, 4
Nucleophilic vinyl substitution. Reactions of pyridylvinyl bromides with sulfur and nitrogen nucleophiles	355	–	361
M. Bencková and J. Kováč	Vol. 44, 3
Correction	432	–	432
A. Krutošíková, M. Dandárová, V. Konečný, and J. Kováč	Vol. 44, 3
N-substituted 2,6-dialkylanilides	119	–	130
A. Krutošíková, M. Dandárová, V. Konečný, and J. Kováč	Vol. 44, 1
Identification of O-acetyl-O-trifluoroacetyl-1,6-anhydro-β -D-glucopyranoses by gas-chromatography and mass-spectrometry	677	–	684
V. Mihálov, Š. Kučár, and V. Kováčik	Vol. 43, 5
Identification of methyl O-acetyl-O-trifluoroacetyl-β-D-xylopyranosides by gas chromatography and mass spectrometry	685	–	691
V. Mihálov, E. Petráková, and V. Kováčik	Vol. 43, 5
Reactions of substituted 2-(2-furyl)-1,1,2-ethylenetricarbonitriles with primary and secondary-amines	579	–	588
D. Berkeš and J. Kováč	Vol. 43, 4
Bromination of alpha,beta-unsaturated acids of pyridine preparation of 2-bromoethylenes of the pyridine series	439	–	445
M. Bencková and J. Kováč	Vol. 43, 3
Synthesis and reactions of 2-aryloxyfuro[3,2-b]pyrrole and 2-arylthiofurol[3,2-b]pyrrole derivatives	447	–	455
A. Krutošíková, A. Koreňová, J. Kováč, and M. Frajtová-Chmelová	Vol. 43, 3
Preparation of 2-substituted furo[3,2-b]pyrroles and their reactions with dimethyl butynedioate	457	–	464
A. Koreňová, A. Krutošíková, M. Dandárová, and J. Kováč	Vol. 43, 3
Synthesis and reactivity of enamines in pyridine series	51	–	61
M. Bencková, D. Végh, J. Kováč, and Z. Friedl	Vol. 43, 1
Ureas and amides of the 5-(2-nitrophenyl)-2-furyl type	795	–	800
A. Koreňová, A. Krutošíková, and J. Kováč	Vol. 42, 6
1,3-dipolar cyclo-additions of heterocycles. 19. Cyclo-addition of furonitrile oxides to oxygen-containing heterocycles	823	–	833
E. Jedlovská, Ľ. Fišera, and J. Kováč	Vol. 42, 6
¹H and ¹³C NMR study of the structure of the reaction-product of 4-acetylfuro[3,2-b]pyrrole with dimethyl butynedioate	659	–	663
M. Dandárová, A. Krutošíková, J. Alfőldi, and J. Kováč	Vol. 42, 5
Reactions of substituted N-(5-nitro-2-furfuryl)anilines	665	–	675
R. Mocelo and J. Kováč	Vol. 42, 5
Reactions of 5-azido-2-furaldehyde with 2-substituted anilines	677	–	682
F. Považanec, J. Kováč, and D. Hesek	Vol. 42, 5
Synthesis and pesticidal activity of 2,4-disubstituted o-(haloalkyl)-o-(alkyl, aryl)-(n-alkylamido, n,n-dialkylamido)-o-(3-oxo-2h-pyridazine-5-yl) esters of thiophosphoric acid	415	–	427
J. Žúžiová, V. Konečný, Š. Kováč, Š. Varkonda, and B. Žúži	Vol. 42, 3
Spectral properties and intramolecular hydrogen-bonds of 2,4-disubstituted and 2,5-disubstituted 3-oxo-2H-pyridazine-5-thiols and 3-oxo-2H-pyridazine-4-thiols	73	–	80
Š. Kováč, V. Konečný, and V. Knoppová	Vol. 42, 1
Substituted 5-phenoxy-2-furaldehydes and their derivatives	81	–	88
A. Krutošíková, V. Konečný, M. Dandárová, and J. Kováč	Vol. 42, 1
Furan-derivatives .217. Synthesis and spectral properties of derivatives of 5-cyano-2-furaldehyde	793	–	802
D. Ilavský, S. Marchalín, J. Kováč, E. Henrybasch, and C. Morvan	Vol. 41, 6
Synthesis, structure, and pesticidal activity of 2,4-disubstituted and 2,5-disubstituted 3-oxo-2H-pyridazine-5-thiols and 3-oxo-2H-pyridazine-4-thiols	827	–	834
V. Konečný and Š. Kováč	Vol. 41, 6
Influence of solvents on the reaction of 5-nitro-2-furylvinyl-trimethylammonium bromide with piperidine	593	–	600
V.V. Kravchenko, A.F. Popov, L.I. Kostenko, A.A. Kotenko, D. Végh, and J. Kováč	Vol. 41, 5
Synthesis and spectral properties of 4-(O,O-dialkyl(diaryl)-thiophosphorylhydrazono)-2,3-dichloro(2-chloro-3-ethylthio)-2-butenoic acid alkyl esters	107	–	112
V. Konečný and Š. Kováč	Vol. 41, 1
Synthesis, spectral properties, and hydrogen-bonding of 4-(O,O-dialkyl(diaryl)phosphoryl(thiophosphoryl))hydrazono-2,3-dichloro-2-butenoic acids	813	–	818
V. Konečný and Š. Kováč	Vol. 40, 6
5-Acyloxy-3,4-dichloro-5H-furan-2-ones	659	–	663
A. Krutošíková, A. Koreňová, J. Kováč, and V. Konečný	Vol. 40, 5
Nucleophilic vinyl substitution Synthesis and stereochemistry of new enamino ketones of furan series	665	–	672
J. Kristofčák, J. Kováč, M. Dandárová, and D. Végh	Vol. 40, 5
Synthesis, spectral properties, and hydrogen-bonds of phosphorylhydrazine and thiophosphorylhydrazines	679	–	684
V. Konečný and Š. Kováč	Vol. 40, 5
Vapor-liquid-equilibrium of some binary-systems containing 1,1-dichloroethylene	729	–	736
A. Kováč, J. Svoboda, and I. Ondruš	Vol. 39, 6
Vapor-liquid-equilibrium of some binary-systems containing 1,1,2-trichloroethane	737	–	742
A. Kováč, J. Svoboda, and I. Ondruš	Vol. 39, 6
Furan-derivatives .199. Preparation and nucleophilic-substitution reactions of ethyl-ester of 4-bromo-3-(2-furyl)-2-butenoic acid	769	–	773
K. Špirková and J. Kováč	Vol. 39, 6
Furan-derivatives .204. Synthesis and reactions of 5-(2-nitrophenoxy)-2-furaldehyde	503	–	511
A. Koreňová, A. Krutošíková, and J. Kováč	Vol. 39, 4
Synthesis, spectral properties, and IRH of 2,4,5-trisubstituted 3-oxo-2H-pyridazines	513	–	526
V. Konečný, Š. Kováč, and Š. Varkonda	Vol. 39, 4
Furan derivatives CXCVI. Synthesis and reactions of 3,4-dichlorophenyl-substituted furocondensed derivatives	707	–	713
A. Krutošíková, J. Kováč, and P. Banák	Vol. 38, 5
Synthesis, spectral properties, and pesticidal activity of thiophosphorylsemicarbazides	515	–	521
V. Konečný, J. Žúžiová, and Š. Kováč	Vol. 38, 4
Furan derivatives. CC. Study of the reactions of 2-X-3-(5-Y-2-furyl- and -2-thienyl)acrylonitriles with 4-aminopyridine	425	–	430
V. Knoppová, M. Kríž, and J. Kováč	Vol. 38, 3
Synthesis, spectral properties, and pesticidal activity of 4,5-dichloro-2-R-3-oxo-2H-pyridazines	239	–	246
V. Konečný, Š. Kováč, and Š. Varkonda	Vol. 38, 2
1,3-Dipolar cycloadditions of heterocycles. X. Reactions of C-benzoyl-N-phenylnitrone with dihydrothiophene, N-methylpyrrole, thiophene, and benzothiophene	819	–	825
Ľ. Fišera, J. Kováč, J. Patúš, and P. Meško	Vol. 37, 6
Synthesis and spectral properties of diazonium pyridazinones	827	–	830
V. Konečný and Š. Kováč	Vol. 37, 6
Structure of the reaction product of α,β-dichloro-β-formylacrylic acid with phenylhydrazinium chloride	395	–	398
V. Konečný and Š. Kováč	Vol. 37, 3
Thermal degradation of basic alkoxy carbanilates in a gas chromatograph	209	–	212
M. Štefek, L. Beneš, and V. Kováčik	Vol. 37, 2
Reaction gas chromatography of basic alkoxy carbanilates with trimethylanilinium hydroxide	213	–	216
M. Štefek, L. Beneš, and V. Kováčik	Vol. 37, 2
Synthesis and properties of α-bromonarceine imide and its derivatives	559	–	569
B. Proksa, M. Bobáľ, and Š. Kováč	Vol. 36, 4
Furan derivatives. 176. Synthesis and properties of 4-[2-(5-X-2-furyl)vinylene]benzoic acids and their methyl esters	411	–	417
V. Knoppová, A. Beňo, and J. Kováč	Vol. 36, 3
Synthesis, spectral properties, and insecticidal, acaricidal, and ovicidal activities of some O-(2-R⁴-5-R³-3-oxo-2H-pyridazin-4-yl)phosphates and phosphorothioates	259	–	266
V. Konečný, Š. Kováč, and Š. Varkonda	Vol. 36, 2
Chemical synthesis of xylotriose (4-O-(4-O-β-D-xylopyranosyl-β-D-xylopyranosyl)-D-xylopyranose)	125	–	131
J. Hirsch and P. Kováč	Vol. 36, 1
Synthesis of 2,4-di-O-β-D-xylopyranosyl-D-xylopyranose	699	–	705
E. Petráková and P. Kováč	Vol. 35, 5
Reactions of arenecarbonyl isothiocyanates with hydrazones	707	–	712
M. Uher, M. Bošanský, Š. Kováč, and O. Rajniaková	Vol. 35, 5
¹³C NMR spectra of isomeric D-xylobioses	551	–	566
E. Petráková and P. Kováč	Vol. 35, 4
Phosphorylated isothioureas. V. Preparation and properties of 3-phosphorylated and 3-thiophosphorylated 1,1,2-trisubstituted isothioureas	373	–	387
Ľ. Kuruc, V. Konečný, Š. Kováč, and Š. Truchlík	Vol. 35, 3
Preparation of intermediates for the sequential synthesis of xylodextrins	389	–	395
P. Kováč, A. Čuláková, E. Petráková, and J. Hirsch	Vol. 35, 3
Synthesis and reactions of uronic acid derivatives. XXI. Controlled esterification of oligo-D-galactosiduronic acids with diazomethane	79	–	83
O. Markovič, P. Kováč, and A. Slezárik	Vol. 35, 1
1,3-Dipolar cycloadditions of heterocycles. V. Reaction of C-acetyl-N-phenylnitrilimine with furan derivatives	93	–	104
Ľ. Fišera, J. Kováč, J. Leško, and V. Šmahovský	Vol. 35, 1
Cathodic reduction of substituted 5-phenyl-2-furaldehydes in dimethylformamide	788	–	792
J. Černák, F. Tomanovič, A. Staško, A. Krutošíková, and J. Kováč	Vol. 34, 6
Studies on circular dichroism. XXI. Aldooligouronic acid derivatives	793	–	799
T. Sticzay, S. Bystrický, J. Hirsch, and P. Kováč	Vol. 34, 6
Phosphorylated isothioureas. IV. Preparation and properties of N-phosphorylated and N-thiophosphorylated N',S-substituted isothioureas	668	–	678
Ľ. Kuruc, V. Konečný, Š. Kováč, Š. Truchlík, and M. Kurucová	Vol. 34, 5
Infrared spectra of heterocumulenes. VIII. Nature of the ν_as(NCS) complex band of aromatic isothiocyanates	683	–	687
Š. Stankovský and Š. Kováč	Vol. 34, 5
Mass spectrometry of basic alkoxy carbanilates having local anesthetic properties	688	–	694
M. Štefek, L. Beneš, and V. Kováčik	Vol. 34, 5
Substitution of hydrogen by deuterium hindering the biochemical dehydrogenation of alditols in the sense of the Bertrand-Hudson rule	695	–	699
Ľ. Stankovič, V. Bílik, L. Petruš, and V. Kováčik	Vol. 34, 5
Synthesis of 2-O-β-D-xylopyranosyl-D-xylose	537	–	542
P. Kováč and E. Petráková	Vol. 34, 4
Structure elucidation of new N-aminoacetyl-o-alkoxymethylanilide type local anesthetics by mass spectrometry	543	–	549
M. Štefek, L. Beneš, and V. Kováčik	Vol. 34, 4
Furan derivatives. CLI. Synthesis of 2-Y-3-(5-methylthio- and 5-methylsulfonyl-2-furyl)acrylonitriles and kinetics of their reaction with nucleophilic reagents	556	–	560
V. Knoppová, R. Kada, and J. Kováč	Vol. 34, 4
Furan derivatives. CLIV. Synthesis of 5-nitrofuran type cyclopropanes by a reaction of diazomethane with α,β-unsaturated sulfones	394	–	398
A. Jurášek, D. Polakovičová, M. Dandárová, and J. Kováč	Vol. 34, 3
Comparison of redox transformations in platinum(IV) and copper(II) complexes with thiourea as ligand	179	–	183
J. Kováčová and J. Gažo	Vol. 34, 2
Methylthiomethyl ethers of methyl α-L-rhamnopyranoside	223	–	227
R. Toman, V. Kováčik, and M. Kubačková	Vol. 34, 2
Alternative syntheses of methylated sugars. XXII. Synthesis of methyl β-xylotrioside	234	–	240
P. Kováč	Vol. 34, 2
Synthesis of models representing the β-ether type linkage between lignin and hemicelluloses	136	–	143
R. Brežný and P. Kováč	Vol. 34, 1
Alternative syntheses of methylated sugars. XVIII. Synthesis of methyl 2,4-di-O-acetyl-β-D-xylopyranoside	785	–	791
P. Kováč and J. Alföldi	Vol. 33, 6
Furan derivatives. CXXXV. Anhydrides of 3-(5-nitro-2-furyl)acrylic acid as starting materials for the synthesis of 1-(5-nitro-2-furyl)-2-(1,3,4-oxadiazol-2-yl)ethenes	798	–	802
F. Považanec and J. Kováč	Vol. 33, 6
Phosphorylated isothioureas. III. Preparation and properties of phosphorylated isothioureas	803	–	811
Ľ. Kuruc, Š. Kováč, Š. Truchlík, V. Konečný, and J. Šustek	Vol. 33, 6
Furan derivatives. CXX. Synthesis and properties of 5-nitro-2-furylbenzyl sulfones	528	–	532
R. Kada, V. Knoppová, A. Jurášek, J. Kováč, and Ľ. Janda	Vol. 33, 4
Improvements in the synthesis of xylobiose (4-O-β-D-xylopyranosyl-D-xylopyranose)	365	–	370
P. Kováč	Vol. 33, 3
Mass spectrometry of uronic acid derivatives. XIII. Effect of some C-1 substituents upon the mass spectral fragmentation of methyl 2,3,4-tri-O-acetylhexopyranuronates	377	–	386
V. Mihalov, V. Kováčik, and P. Kováč	Vol. 33, 3
Dissociation constants of D-galacturonic and D-glucuronic acid and their O-methyl derivatives	478	–	485
R. Kohn and P. Kováč	Vol. 32, 4
Spectral properties and thione-thiole tautomerism of benzothiazole, benzoxazole, and benzimidazole derivatives	486	–	492
M. Uher, Š. Kováč, A. Martvoň, and M. Ježek	Vol. 32, 4
Synthesis and reactions of uronic acid derivatives. XVII. Synthesis of methyl 2-O-(methyl 4-O-methyl-α- and β-D-glucopyranosyluronate)-β-D-xylopyranoside	501	–	513
P. Kováč and R. Palovcik	Vol. 32, 4
Alternative syntheses of methylated sugars. XV. Chemical synthesis of methyl β-xylobioside	514	–	518
P. Kováč, J. Hirsch, and V. Kováčik	Vol. 32, 4
Alternative syntheses of methylated sugars. XVI. Synthesis of methyl 2,3-di-O-acetyl-β-D-xylopyranoside	519	–	523
P. Kováč and J. Alföldi	Vol. 32, 4
Phosphorylated isothioureas. I. Preparation and properties of N-(O,O-dialkylthiophosphoryl)-S-alkyl substituted isothioureas	524	–	541
L. Kuruc, Š. Truchlík, and Š. Kováč	Vol. 32, 4
Phosphorylated isothioureas. II. Preparation and properties of N-(O,O-dialkyl and -diphenylphosphoryl)-S-alkyl substituted isothioureas	542	–	558
L. Kuruc, V. Konečný, Š. Kováč, and Š. Truchlík	Vol. 32, 4
Furan derivatives. CI. Nitration of methyl 2-cyano-3-R-3-(2-furyl)acrylates and some properties of their nitro derivatives	378	–	385
M. Černayová, J. Kováč, M. Dandárová, P. Foltínová, and L. Ebringer	Vol. 32, 3
Furan derivatives. CIII. Nitration of methyl 3-(5-nitro-2-furyl)acrylate	386	–	391
J. Kováč and D. Végh	Vol. 32, 3
Furan derivatives. CVI. Infrared, ultraviolet, and Raman spectra of substituted 5-phenyl-2-furonitriles	392	–	396
F. Považanec, J. Kováč, A. Piklerová, and Š. Kováč	Vol. 32, 3
Furan derivatives. CVII. Stereochemistry of substituted β-(2-furyl)vinyl cyanides	397	–	401
F. Považanec, J. Kováč, and M. Dandárová	Vol. 32, 3
Mass spectrometry of uronic acid derivatives. X. Identification of methyl (methyl O-methylhexopyranosid)uronates by mass spectrometry	258	–	266
V. Kováčik, V. Mihalov, and P. Kováč	Vol. 32, 2
Furan derivatives. IC. Role of acetic anhydride in nitration of 3-(2-furyl)acrylic acid	267	–	275
J. Kováč and F. Považanec	Vol. 32, 2
Alternative synthesis of methylated sugars. XIV. Synthesis of methyl 3,4-di-O-acetyl-β-D-xylopyranoside	98	–	105
P. Kováč and R. Palovčík	Vol. 31, 1
Synthesis and reactions of uronic acid derivatives. XII. Synthesis of methyl[methyl 2-0-(2,3,4,6-tetra-0-methyl-β-D-glucopyranosyl)-3,4-di-0-methyl-α-D-galactopyranosid]uronate, a fully methylated β-D-1 → 2-linked pseudoaldobiuronic acid	674	–	681
J. Hirsch, P. Kováč, V. Kováčik, and V. Mihálov	Vol. 30, 5
Furan derivatives. LXXV. Reaction of diazoaminobenzene derivatives with Lewis acids and isopentyl nitrite in furan and thiophene	480	–	483
Ľ. Fišera, J. Kováč, and B. Hasová	Vol. 30, 4
Furan derivatives. LXXX. Synthesis and properties of substituted furfurylideneoxindoles	484	–	492
J. Kováč and J. Štetinová	Vol. 30, 4
Furan derivatives. LXXXII. Effect of alkyl and aryl on physical and biological properties of alkyl 2-(5-nitrofuryl) and aryl 2-(5-nitrofuryl) ketones	493	–	498
M. Černayová, J. Kováč, P. Foltínová, and L. Ebringer	Vol. 30, 4
Furan derivatives. LXXXV. Relative reactivity of furan and thiophene upon arylation with diazoaminobenzene and isopentyl nitrite	499	–	501
Ľ. Fišera, J. Kováč, and E. Komanová	Vol. 30, 4
Furan derivatives. LXXXVII. The synthesis and ultraviolet spectra of 5-(4-X-phenylsulfonyl)-2-furaldehydes and 2-cyano-3-[5-(4-X-phenylsulfonyl)-2-furyl]acrylonitriles	502	–	507
R. Kada and J. Kováč	Vol. 30, 4
Furan derivatives. LXXXIX. Synthesis and properties of α,β-unsaturated sulfones of the arylfuran series	508	–	513
A. Jurášek, J. Kováč, R. Kada, and J. Nemlahová	Vol. 30, 4
Separation of O-acetyl-O-methyl-D-glucononitriles by gas chromatography	355	–	358
D. Anderle and P. Kováč	Vol. 30, 3
Furan derivatives. LXXIII. Synthesis and properties of O-(R-carbamoyl)-5-(X-phenyl)-2-furaldehyde oximes	703	–	708
E. Jedlovská, J. Kováč, A. Piklerová, and V. Konečný	Vol. 29, 5
Alternative syntheses of methylated sugars. XIII. Unambiguous synthesis of methyl 2,4-di-O-methyl-α-D-galactopyranoside and methyl (methyl 2,4-di-O-methyl-α-D-galactopyranosid)uronate	544	–	551
P. Kováč and R. Brežný	Vol. 29, 4
Hydrogen bonding in phenols. X. The nuclear magnetic resonance data of hydrogen bonds of 2-hydroxydiphenylmethane, 2-hydroxydiphenyl ether, sulfide, and selenide	392	–	396
A. Kanala, E. Solčániová, and Š. Kováč	Vol. 29, 3
Conformational and configurational studies on diastereoisomeric methyl (methyl 3,4-O-benzylidene-α- and -β-D-galactopyranosid)uronates	397	–	401
C. Peciar, R. Palovčík, J. Alföldi, T. Sticzay, and P. Kováč	Vol. 29, 3
Furan derivatives. LXV. Preparation and ultraviolet spectra of 5-arylthio- and 5-heteroarylthio-2-furaldehydes	402	–	407
R. Kada and J. Kováč	Vol. 29, 3
Furan derivatives. XLVI. Infrared spectra of substituted 2-furyl cyanides	408	–	410
F. Považanec, A. Piklerová, J. Kováč, and Š. Kováč	Vol. 29, 3
Hydrogen bonding in phenols. IX. Synthesis of the OH ... π intramolecular hydrogen bonding of alkyl-substituted 2-hydroxydiphenylmethanes	215	–	218
A. Kanala and Š. Kováč	Vol. 29, 2
Furan derivatives. LXXII. Synthesis and some properties of 1-(5-nitro-2-furyl)-2-(5-aryl-2-furyl)ethylenes	234	–	239
A. Jurášek, J. Kováč, and J. Prousek	Vol. 29, 2
Synthesis and reactions of uronic acid derivatives. IV. Unambiguous synthesis of methyl (methyl α- and β-D-glucopyranosid)uronate	820	–	832
P. Kováč, J. Alföldi, and M. Košík	Vol. 28, 6
Synthesis and reactions of uronic acid derivatives. V. Simple, unambiguous syntheses of methyl (methyl α-D-galactopyranosid)uronate 2-, 3-, and 4-methyl ethers	833	–	839
J. Hirsch, P. Kováč, and V. Kováčik	Vol. 28, 6
2-(2-Hydroxyphenyl)benzotriazoles. II. Electrophilic substitution reactions on the molecule of 2-(2-hydroxy-5-methylphenyl)benzotriazole and ultraviolet spectra of the products	680	–	685
J. Běluša, J. Mazánková, V. Kováčik, E. Rabušic, and M. Potáček	Vol. 28, 5
Furan derivatives. LVIII. Transfer of a substituent effect through the furan-benzene system. Alkaline hydrolysis of methyl esters of 4-(5-X-2-furyl)benzoic acids	386	–	390
Ľ. Fišera, J. Kováč, M. Lucký, and J. Surá	Vol. 28, 3
Derivatives of benzimidazole. IX. Hydrates of 5-aminobenzimidazoles	391	–	395
R. Kada, A. Jurášek, J. Kováč, and P. Králik	Vol. 28, 3
Furan derivatives. LV. Preparation of 5-aryl-2-furfuryl phenyl and 5-aryl-2-furfuryl 4-tolyl sulfones	414	–	417
A. Krutošíková and J. Kováč	Vol. 28, 3
Infrared spectra of heterocumulenes. I. Influence of substituents on the infrared Influence of substituents on the infrared spectral bands of νas(NCN) of some aromatic carbodiimides	230	–	233
Š. Stankovský and Š. Kováč	Vol. 28, 2
Infrared spectra of heterocumulenes. II. Infrared spectral data of some ketenimines	234	–	237
Š. Stankovský and Š. Kováč	Vol. 28, 2
Infrared spectra of heterocumulenes. III. Vibrational wave numbers and integrated absorption intensities of the diazo group of some diphenyldiazomethanes	238	–	242
Š. Stankovsky and Š. Kováč	Vol. 28, 2
Infrared spectra of heterocumulenes. IV. Influence of substituents on the νas(NNN) bands of some substituted phenyl azides	243	–	246
Š. Stankovsky and Š. Kováč	Vol. 28, 2
Infrared spectra of heterocumulenes. VI. Characteristic wave numbers and intensities of the bands of isocyanates, isothiocyanates, and isoselenocyanates	247	–	251
Š. Stankovsky and Š. Kováč	Vol. 28, 2
Furan derivatives. II. Synthesis and some properties of α,β-unsaturated sulfones of the 5-nitrofuran series	262	–	269
A. Jurášek, J. Kováč, and J. Abrahám	Vol. 28, 2
Furylidene derivatives of carbohydrates. II. Mass spectrometric fragmentation of some monosaccharide furylidene acetals and its analytical applications	270	–	276
V. Kováčik, P. Kováč, M. Košík, and V. Demianová	Vol. 28, 2
Easy route to 2-O-substituted D-xylose derivatives	816	–	820
J. Hirsch and P. Kováč	Vol. 27, 6
Mass spectrometric fragmentation of methyl 2-O-methyl-, 4-O-methyl-, and 2,4-di-O-methyl-α-D-glucopyranoside and its application to some synthetic problems	662	–	667
V. Kováčik and P. Kováč	Vol. 27, 5
Alternative syntheses of methylated sugars. XI. 2,4-Di-O-methyl- and 3,4-di-O-methyl-D-xylopyranose	668	–	675
P. Kováč and J. Hirsch	Vol. 27, 5
Isolation and identification of 4-O-β-D-xylopyranosyl-L-arabinopyranose from peach gum polysaccharide. I	688	–	691
J. Rosík, J. Kubala, A. Kardošová, and V. Kováčik	Vol. 27, 5
Thiophene derivatives. II. α,β-Unsaturated ketones of phenylthiophene series	512	–	520
J. Kováč, Ľ. Fišera, and R. Frimm	Vol. 27, 4
Thiophene derivatives. III. Preparation and properties of some 3,5-disubstituted rhodanines	521	–	524
V. Knoppová, Ľ. Fišera, and J. Kováč	Vol. 27, 4
Alternative syntheses of methylated sugars. X. Methyl pyranosides of 2-O-methyl-D-glucose	415	–	420
P. Kováč and Ž. Longauerová	Vol. 27, 3
Conformation of 1,2-isopropylidene derivatives of α-D-glucopyranose	90	–	93
C. Peciar, J. Alföldi, R. Palovčík, and P. Kováč	Vol. 27, 1
Furan derivatives. XXXI. α,β-Unsaturated ketones of the phenylfuran series	101	–	106
R. Frimm, J. Kováč, and A. Krutošíková	Vol. 27, 1
Furan derivatives. XXXV. Preparation of substituted 5-phenyl-2-furfuryl bromides, isothiocyanates, and thiocyanates	107	–	111
A. Krutošíková, J. Kováč, and R. Frimm	Vol. 27, 1
Furan derivatives. XXXVI. Chromatographic determination of some phenylfuran derivatives	112	–	113
E. Komanová, A. Krutošíková, and J. Kováč	Vol. 27, 1
Furan derivatives. XXXVII. Preparation of sulfides and sulfones in the furan and arylfuran series	114	–	118
R. Frimm, M. Uher, J. Kováč, and A. Krutošíková	Vol. 27, 1
Furan derivatives. XXXIX. Isomerization of substituted 5-phenyl-2-furfurylthiocyanates to the corresponding isothiocyanates	119	–	121
A. Krutošíková, J. Kováč, A. Piklerová, and R. Frimm	Vol. 27, 1
Furan Derivatives. XXX. Preparation of Substituted 5-Phenyl-2-furfuryl Alcohols	551	–	556
R. Frimm, A. Krutošíiková, and J. Kováč	Vol. 26, 6
Biosynthesis of Alkaloids. XXVIII. L-Phenylalanine:2-0xoglutarate Aminotransferase from Lobelia inflata L. Plants	360	–	366
H. Šmogrovičová, A. Jindra, and P. Kovács	Vol. 26, 4
Enzymes in Metabolism of Amino Acids. VII.Phenylalanine Ammonia-Lyase in Maize (Zea mays L.)	367	–	371
P. Nemec, M. Pšenak, P. Kovács, and A. Jindra	Vol. 26, 4
Hydrogen bonding in phenols. VII. Synthesis and intermolecular hydrogen bonds of 2-hydroxy-2',4'-disubstituted stilbenes	173	–	178
E. Solčániová, Š. Kováč, and M. Rendošová	Vol. 26, 2
*Alternative Syntheses of Methylated Sugars. VI. 3,4-Di-O-methyl- and 4,6-Di-O-methyl-D-glucopyranose**	179	–	182
P. Kováč and Ž. Longauerová	Vol. 26, 2
Alternative Syntheses of Methylated Sugars. V. Methyl Furanosides of 6-0- and 2,6-Di-O-methyl-D-glucose	71	–	75
P. Kováč and M. Petríková	Vol. 26, 1
Alternative Syntheses of Methylated Sugars. IV. Methyl Furanosides of 5-0-, 2,5-Di-O-, 3,5-Di-O- and 2,3,5-Tri-O-methyl-D-xylose	460	–	466
P. Kováč	Vol. 25, 6
Furan derivatives. XXIX. Polymorphism of 3-(5-Nitro-2-furyl)acrylic Acid	300	–	303
J. Kováč and J. Garaj	Vol. 25, 4
Furan Derivatives. XXVII. Synthesis and Absorption Spectra of Methyl-2-cyano-3-[5-(X-phenyl)-2-furyl]acrylates	142	–	146
A. Krutošíková, J. Kováč, R. Frimm, Š. Kováč, and T. Sticzay	Vol. 25, 2
Furan Derivatives. XXVIII. Synthesis and Absorption Spectra of 2-(2-Furyl)- and 2-Phenyl-3-[5-(X-phenyl)-2-furyl]acrylonitriles	147	–	152
A. Krutošíková, J. Kováč, R. Frimm, Š. Kováč, and T. Sticzay	Vol. 25, 2
Furan Derivatives. XXII. Identification of Some By-products from Nitration of 3-(2-Furyl)acrylic Acid	63	–	68
J. Kováč, E. Komanová, and F. Považanec	Vol. 25, 1
Alternative Syntheses of Methylated Sugars. II. 3,4,6-Tri-O-methyl-D-glucopyranose	218	–	221
P. Kováč	Vol. 24, 3
Mass Spectrometry of Some Unsaturated Monosaccharides arid Their Peracetyl Derivatives	52	–	58
V. Kováčik, V. Bílik, and S. Kučár	Vol. 24, 1
Hydrogen bonding in phenols. IV. Intramolecular OH...π hydrogen bonds of some alkyl derivatives of dihydroxydiphenylmethane, -sulfide, -disulfide, and -selenide	687	–	691
E. Solčániová and Š. Kováč	Vol. 23, 9
Furan derivatives. XX. Preparation and absorption spectra of [5-(nitrophenyl)-2-furfurylidene]pyridinecarbonylhydrazones	606	–	610
R. Frimm and Š. Kováč	Vol. 23, 8
Hydroxybenzophenone behavior in nonaqueous titrations	377	–	381
V. Kapišinská and Š. Kováč	Vol. 23, 5
Isothiocyanates and their synthetic constituents. III. Synthesis and structural study of substituted cinnamoyl isothiocyanates	173	–	180
P. Kristián, M. Dzurilla, and Š. Kováč	Vol. 23, 3
Chlorothioureacopper(II) complexes in nonaqueous solutions	81	–	93
Erzsebet Horváth, J. Kováčova, and Ján Gažo	Vol. 23, 2
Furan Derivatives. XXIII. Synthesis and Absorption Spectra of 5-(Nitrophenyl)-2-furaldehyde Derivatives	916	–	922
R. Frimm, Š. Kováč, and S. Hillers	Vol. 23, 11-12
Redox Reactions of Some Copper (N) Complexes with Thiourea	15	–	26
J. Kováčová, E. Horváth, and J . Gažo	Vol. 23, 1
Furan derivatives. XII. Preparation and absorption spectra of [5-(2-nitrophenyl)-2-furfurylidene]benzoylhydrazones	447	–	451
R. Frimm, Š. Kováč, J. Kováč, and K. Bencze	Vol. 22, 6
Isothiocyanates. XXII. Synthesis of mono- and diisothiocyanate derivatives of diphenyl sulfide, diphenyl sulfoxide, and diphenyl sulfone	354	–	360
M. Uher, K. Antoš, and Š. Kováč	Vol. 22, 5
Furan derivatives. XI. Synthesis and absorption spectra of benzoic acid [5-(3-nitrophenyl)-2-furfurylidene]- and [5-(4-nitrophenyl)-2-furfurylidene] hydrazides	361	–	367
R. Frimm, Š. Kováč, J. Kováč, and K. Bencze	Vol. 22, 5
Hemicelluloses from twigs of the white willow (Salix alba). III. Wood xylans	198	–	205
P. Kováč, F. Rendoš, G. N. Pershina, and E. Pavlovová	Vol. 22, 3
On furan derivatives. IX. 5-Substituted furfuryl idenaminoethyl derivatives of furan	225	–	229
P. Krkoška and J. Kováč	Vol. 22, 3
On furan derivatives. X. Separation of nitrofuran derivatives by thin-layer chromatography	230	–	232
E. Komanová, J. Kováč, and A. Kurtošíková	Vol. 22, 3
Derivatives of ferrocene. XVI. Evidence of formation of ferrocene with an α,α'-dioxopentamethylene, or pentamethylene heteroannular chain bridging	501	–	506
M. Furdík, P. Elečko, and Š. Kováč	Vol. 21, 7
Hemicelluloses in the young twigs of Salix alba. II. Isolation and characterization of the coarse hemicellulose fractions from the bark	87	–	91
P. Kováč and F. Rendoš	Vol. 21, 1-2
Hemicelluloses from the young twigs of white willow (Salix alba). I. Isolation and characterization of the rough fractions of the wood hemicelluloses	862	–	869
P. Kováč and F. Rendoš	Vol. 20, 11
Derivatives of ferrocenes. XI. Synthesis of halo compounds derived from acryloylferrocenes	371	–	378
M. Furdík, P. Elečko, and Š. Kováč	Vol. 19, 5
2,5-Disubstituted furan derivatives. III. Rearrangement of furfuryl thiocyanates into isothiocyanates	840	–	845
A. Jurášek and J. Kováč	Vol. 19, 11
2,5-Disubstituted furan derivatives. I. Preparation and infrared spectra of esters of 5-chloromethylpyromucic acid	676	–	681
A. Jurášek, Š. Kováč, and J. Kováč	Vol. 18, 9
2,5-Disubstituted furan derivatives. II. Preparation and infrared spectra of the esters of 5-thiocyanatomethylpyromucic acid	682	–	687
A. Jurášek, Š. Kováč, and J. Kováč	Vol. 18, 9
The sulfonation of furfural diethyl acetal and furfural diacetate	214	–	217
A. Jurášek, J. Kováč, R. Kada, and R. Frim	Vol. 18, 3
Isothiocyanates. XIII. The preparation and infrared absorption spectra of m- and p-alkoxycarbonylphenyl isothiocyanates	81	–	89
P. Kristián, Š. Kováč, K. Antoš, and B. Tománek	Vol. 18, 2
The isolation of citrinin from Penicillium notatum	128	–	139
V. Betina, P. Nemec, M. Kutková, J. Balán, and Š. Kováč	Vol. 18, 2
Hydrogen bridges and infrared absorption spectra of alkoxy esters of salicylic acid	475	–	481
Š. Kováč	Vol. 17, 7
The determination of pyrocatechol oxidase activity	207	–	210
P. Kovács	Vol. 17, 3
Isothiocyanates. XII. Preparation and infrared spectra of m- and p-acyloxyphenyl isothiocyanates	747	–	756
P. Kristián, J. Antoš, and Š. Kováč	Vol. 17, 10-11
Polycondensation of aromatic isothiocyanates	542	–	552
P. Kristián, Š. Kováč, K. Antoš, and A. Hulka	Vol. 16, 7
The structure of o-aminoazo compounds	187	–	199
K. Antoš and Š. Kováč	Vol. 16, 3
The preparation of alkyl esters of cis,cis-Δ^9,12-octadecadienoic acid and cis,cis,cis-Δ^9,12,15-octadecatrienoic acid. I	82	–	88
Š. Kováč	Vol. 16, 1-2
The preparation of alkyl esters of cis,cis-Δ^9,12-octadecadienoic acid and cis,cis,cis-Δ^9,12,15-octadecatrienoic acid. II.	89	–	95
Š. Kováč	Vol. 16, 1-2
Isomerization of oleic and linoleic acids at various reaction conditions determined by chromatography and by infrared spectrophotometer	504	–	515
E. Komanová, V. Koman, and Š. Kováč	Vol. 15, 7
Infrared absorption spectra of esters of trans-9-octadecenoic (elaidic) acid	441	–	449
V. Koman, Š. Kováč, and E. Komanová	Vol. 15, 6
The effect of the symmetry of esters of trans-9-octadecenoic (elaidic) acid on the height of the infrared absorption band at 970 cm^-1	450	–	455
Š. Kováč, V. Koman, and E. Komanová	Vol. 15, 6
Preparation of pure calcium phytate	143	–	147
J. Kováč	Vol. 15, 2
Identification of antibiotic S-82	843	–	847
V. Betina, P. Nemec, J. Balan, and Š. Kováč	Vol. 15, 11-12
Precipitation of phytic acid salts with calcium hydroxide	631	–	645
J. Kováč	Vol. 14, 9
Polymerization of vinylidene chloride in the presence of solvents	117	–	123
A. Hrivík, M. Lazár, and Š. Kováč	Vol. 13, 2
A simple method of automatic titration in aquametric determination	432	–	434
J. Kováč	Vol. 11, 7
Adsorption of vapor of trichloroethylene on active carbon	319	–	323
Š. Kováč and P. Králik	Vol. 11, 6
Use of the polarographic method in the determination of isomers and derivatives of O,O-diethyl O-(p-nitrophenyl) thiophosphates after their separation by paper chromatography	162	–	167
J. Kováč	Vol. 11, 3
The determination of higher fatty acids in biological material	522	–	524
T. R. Niederland, P. K. Kovács, R. J. Dzúrik, and L. Macho	Vol. 10, 8
The determination of 2,3,5,6-tetrachloronitrobenzene in technical pure product by polarographic analysis	430	–	435
J. Kováč	Vol. 10, 7
The determination of total phospholipides	310	–	313
T. R. Niederland, R. J. Dzúrik, P. K. Kovács, and J. Machová-Karfíková	Vol. 10, 5
Polarographic determination of O,O-dialkyl hydroxy-ethylphosphonate derived from chloral	222	–	226
J. Kováč	Vol. 10, 4
Využitie termochromických vlastností Ag₂[HgJ₄] na zviditeľnenie ultrazvuku	306	–	309
J. Tölgyessy and P. Kovács	Vol. 9, 5
Polarographic determination of 5,5-dimethyldihydroresorcinol dimethylcarbamate	162	–	164
J. Kováč	Vol. 9, 3
Polarographic determination of O,O-diethyl O-p-nitrophenyl thiophosphate and O-ethyl di(O-p-nitrophenyl) thiophosphate in technical parathion	590	–	595
J. Kováč	Vol. 8, 9
Polarographic determination of warfarin	342	–	345
J. Kováč	Vol. 8, 6
Polarographic determination of O,O-diethyl O-(4-methyl-7-coumarinyl) thiophosphate	272	–	288
J. Kováč	Vol. 8, 5
The preparation of monoalkyl ether diethylene glycol esters and monoalkyl ether triethylene glycol esters of salicylic and 4-nitrosalicylic acids. I	659	–	675
Š. Kováč	Vol. 7, 10