Collect. Czech. Chem. Commun.
1978, 43, 3356-3364
https://doi.org/10.1135/cccc19783356
Homonuclear Overhauser effect study of trimethinium salts
Jiří Dědina, Jan Schraml, Zdeněk Arnold and Jana Šauliová
Individual author index pages
Other CCCC articles of these authors
- Jan Schraml*, Jiří Hetflejš, Stanislav Šabata, Vratislav Blechta, Jan Sýkora and Jana Roithová
Structure of Disilylated Acetoacetohydroxamic Acid
2004, Vol. 69, Issue 7, pp. 1472–1478 [Abstract] - Jaroslav Podlaha, Ivana Císařová*, Ludmila Soukupová and Jan Schraml
Molecular and Crystal Structure of Benzohydroxamic Acid and Its Ring-Substituted Derivatives
2000, Vol. 65, Issue 8, pp. 1273–1288 [Abstract] - Magdalena Kvíčalová, Jan Čermák, Vratislav Blechta and Jan Schraml
Silicon-29 NMR Spectra of Trimethylsilylated Alcohols
1997, Vol. 62, Issue 5, pp. 816–820 [Abstract] - Magdalena Kvíčalová, Vratislav Blechta, Krzysztof Kobylczyk, Ryszard Piekos and Jan Schraml
Silicon-29 NMR Spectra of tert-Butyldimethylsilyl and Trimethylsilyl Derivatives of Some Non-Rigid Diols
1997, Vol. 62, Issue 5, pp. 761–768 [Abstract] - Zdeněk Arnold, Dalimil Dvořák and Miroslav Havránek
Convenient Preparation of 1,3-Bis(dimethylamino)trimethinium Perchlorate, Tetrafluoroborate and Hexafluorophosphate
1996, Vol. 61, Issue 11, pp. 1637–1641 [Abstract] - Jan Čermák, Magdalena Kvíčalová, Jan Schraml and Martin Čapka
Diels-Alder Self-Addition and Retroaddition of (Cyclopentadienylmethyl)triethoxysilane and Synthesis of its Permethylated Analogue
1994, Vol. 59, Issue 2, pp. 453–456 [Abstract] - Zdeněk Arnold and Tomáš Kraus
Synthesis of nucleosides derived from 2,3-dihydro-2-oxo-1H-imidazol-4-carbaldehyde
1993, Vol. 58, Special Issue, pp. S262–S264 [Abstract] - Dalimil Dvořák, David Šaman, Zdeněk Arnold, Ivana Císařová and Václav Petříček
Cycloaddition Reactions of Arylmethylenemalonaldehydes with Olefins
1992, Vol. 57, Issue 11, pp. 2337–2358 [Abstract] - Jan Schraml, Vratislav Blechta and Eduard Krahé
Long-Range 2D INADEQUATE in Structure Determination
1992, Vol. 57, Issue 10, pp. 2005–2011 [Abstract] - Jiří Burkhard and Zdeněk Arnold
Reactions of Triformylmethane with Adamantane Derivatives Containing Primary Amino Group
1992, Vol. 57, Issue 9, pp. 1947–1950 [Abstract] - Eva Petráková, Ivana Krupová, Jan Schraml and Ján Hirsch
Synthesis and 13C NMR spectra of disaccharides related to glucoxylans and xyloglucans
1991, Vol. 56, Issue 6, pp. 1300–1308 [Abstract] - Zdeněk Arnold, Miloš Buděšínský and Magdalena Pánková
Reactivity of triformylmethane. I. Reactions of triformylmethane with selected types of amino compounds
1991, Vol. 56, Issue 5, pp. 1019–1031 [Abstract] - Vratislav Blechta and Jan Schraml
A selective INEPT experiment for the assignment of NMR lines of low-gyromagnetic ratio nuclei through long-range couplings
1991, Vol. 56, Issue 2, pp. 258–261 [Abstract] - Jan Schraml, Robert Brežný, Magdalena Kvíčalová and Jan Čermák
29Si and 13C NMR spectra of (E)-β-substituted 3-methoxy-4-trimethylsiloxystyrenes
1990, Vol. 55, Issue 8, pp. 2038–2042 [Abstract] - Jan Schraml, Robert Brežný, Jan Čermák and Václav Chvalovský
29Si and 13C NMR spectra of some substituted bis(trimethylsiloxy)benzenes
1990, Vol. 55, Issue 8, pp. 2033–2037 [Abstract] - Jan Schraml, Robert Brežný and Jan Čermák
Proximity and conformation effects in 29Si and 13C NMR spectra of di-ortho substituted trimethylsiloxybenzenes
1990, Vol. 55, Issue 8, pp. 2027–2032 [Abstract] - Jan Schraml, Václav Chvalovský, Harald Jancke, Peter Koehler, Mikhail F. Larin, Vadim A. Pestunovich and Mikhail G. Voronkov
Proximity effects in 29Si, 13C, and 1H NMR spectra of ortho substituted phenoxytrimethylsilanes
1990, Vol. 55, Issue 8, pp. 2019–2026 [Abstract] - Jan Schraml and Jan Čermák
29Si and 13C nmr spectra of trimethylsiloxy and hydroxy adamantanes reinvestigated at low concentration in deuteriochloroform solutions
1990, Vol. 55, Issue 2, pp. 452–459 [Abstract] - Jan Schraml, Eva Petráková, Ján Hirsch, Raivo Teeaar and Endel Lippmaa
Structure and 13C MAR NMR spectra of various forms of isomeric methyl xylobiosides
1989, Vol. 54, Issue 11, pp. 3092–3101 [Abstract] - Vladimír Král, Mikhail Ivanovich Kanishchev, Viktor Vladimirovich Semenov, Zdeněk Arnold, Svyatoslav Arkadievich Shevelev and Albert Aleksandrovich Fainzilberg
Synthetic utilization of N-diformylmethylazoles: The preparation of 1-heteryl-4-nitropyrazoles
1988, Vol. 53, Issue 7, pp. 1529–1533 [Abstract] - Vladimír Král, Viktor Vladimirovich Semenov, Mikhail Ivanovich Kanishchev, Zdeněk Arnold, Svyatoslav Arkadievich Shevelev and Albert Aleksandrovich Fainzilberg
A general method of preparation of N-diformylmethylazoles and cycloimonium diformyl methylides
1988, Vol. 53, Issue 7, pp. 1519–1528 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Synthesis of pyridazines via furan vinamidinium salts
1988, Vol. 53, Issue 6, pp. 1297–1301 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Electrophilic ipso substitutions of furan vinamidinium salts
1988, Vol. 53, Issue 5, pp. 1053–1059 [Abstract] - Dalimil Dvořák, David Šaman, Miloš Buděšínský and Zdeněk Arnold
Arbuzov rearrangement in the reaction of arylmethylenemalonaldehydes with trimethyl phosphite: Formation of 2-(α-dimethoxyphosphonylbenzyl)-3-methoxyacroleins
1987, Vol. 52, Issue 12, pp. 2926–2935 [Abstract] - Dalimil Dvořák and Zdeněk Arnold
Reaction of arylmethylenemalonaldehydes with some nucleophiles
1987, Vol. 52, Issue 11, pp. 2699–2709 [Abstract] - Dalimil Dvořák, David Šaman, Jana Hodačová, Vladimír Král and Zdeněk Arnold
Michael reaction of methylenemalonaldehydes: Synthetic approach to 4H-pyran-5-carboxaldehydes and 2-amino-4H-pyran-5-carboxaldehydes
1987, Vol. 52, Issue 11, pp. 2687–2698 [Abstract] - Jan Schraml, Eva Petráková, Ján Hirsch, Jan Čermák, Václav Chvalovský, Raivo Teeaar and Endel Lippmaa
13C MAS NMR and 1H-29Si and 1H-13C heteronuclear correlation study of model xylooligosaccharides
1987, Vol. 52, Issue 10, pp. 2460–2473 [Abstract] - Jan Schraml, Jaan Past, Jüri Puskar, Tõnis Pehk, Endel Lippmaa and Robert Brežný
Assignment of 29Si NMR lines and determination of 29Si-13C coupling constants in pertrimethylsilylated lignin-related phenol-carboxylic acids by selective heteronuclear INADEQUATE method
1987, Vol. 52, Issue 8, pp. 1985–1991 [Abstract] - Eva Petráková, Jan Schraml, Ján Hirsch, Magdalena Kvíčalová, Jan Zelený and Václav Chvalovský
Analysis of oligosaccharides. 29Si and 13C NMR spectra of pertrimethylsilylated oligosaccharides derived from xylopyranose
1987, Vol. 52, Issue 6, pp. 1501–1513 [Abstract] - Tapani A. Pakkanen, Vesa Nevalainen, Vladimír Král, Reino Laatikainen and Zdeněk Arnold
Structural investigations of substituted methylenemalonaldehydes by X-ray crystallography and NMR spectroscopy
1987, Vol. 52, Issue 3, pp. 714–726 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
New method of preparation of 5-(N,N-dimethylamino)-2-furylethylenes via furan vinamidinium salts
1986, Vol. 51, Issue 4, pp. 879–888 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
New type of addition to 5-substituted 4-arylidene-2-(4,5-dihydrofurfurylidene)-N,N-dimethyliminium bisperchlorates. Preparation of 4-substituted 5-(N,N-dimethylamino)-2-furancarbaldehydes
1986, Vol. 51, Issue 3, pp. 573–580 [Abstract] - Ludmila A. Yanovskaya, Galya V. Kryshtal, Dalimil Dvořák, Vladimír Král and Zdeněk Arnold
Substituted methylenemalonaldehydes: Condensation of dialdehydes with 1,3-bis(dimethylamino)trimethinium perchlorate
1985, Vol. 50, Issue 10, pp. 2270–2274 [Abstract] - Zdeněk Arnold and Dalimil Dvořák
Benzylidenemalonaldehydes: Synthesis of 4-aryl-2-dimethylamino-4H-1,3-oxazine-5-carboxaldehyde
1985, Vol. 50, Issue 10, pp. 2265–2269 [Abstract] - Dalimil Dvořák, Miloš Buděšínský, David Šaman and Zdeněk Arnold
Benzylidenemalonaldehydes: A redox reaction during the attempted cycloaddition on nitrosobenzene
1985, Vol. 50, Issue 10, pp. 2260–2264 [Abstract] - Jaan Past, Jüri Puskar, Jan Schraml and Endel Lippmaa
Assignment techniques for 29Si NMR spectra of pertrimethylsilylated products. 29Si satellites in 13C NMR spectra measured with selective 29Si decoupling
1985, Vol. 50, Issue 9, pp. 2060–2064 [Abstract] - Ludmila A. Yanovskaya, Galya V. Kryshtal, Dalimil Dvořák, Vladimír Král and Zdeněk Arnold
Synthesis of polyenylidenemalonaldehydes
1985, Vol. 50, Issue 6, pp. 1300–1304 [Abstract] - Jan Schraml, Štefan Kučár, Jan Zelený and Václav Chvalovský
29Si (and 13C) NMR spectra of all pertrimethylsilylated O-acetyl and O-benzoyl 1,6-anhydro-β-D-glucopyranose derivatives. A test of empirical assignment rules
1985, Vol. 50, Issue 5, pp. 1176–1183 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Reaction of vinamidinium salts of furan with aldehydes
1985, Vol. 50, Issue 3, pp. 675–682 [Abstract] - Jan Schraml, Michail Fedorovich Larin and Vadim Aleksandrovich Pestunovich
Assignment techniques for 29Si NMR chemical shifts in pertrimethylsilylated products. Tests of empirical assignment rules by a modified 29Si indor
1985, Vol. 50, Issue 2, pp. 343–347 [Abstract] - Jan Schraml, Aleksandr Mikhailovich Krapivin, Aleksandr Petrovich Luzin, Vladimir Mikhailovich Kilesso and Vadim Aleksandrovich Pestunovich
29Si (and 13C) NMR spectra of modified silatranyl derivatives of some monosaccharides
1984, Vol. 49, Issue 12, pp. 2897–2902 [Abstract] - Zdeněk Arnold, Dalimil Dvořák and Vladimír Král
Vinylogues and heterocyclic analogues of benzylidenemalonaldehydes
1984, Vol. 49, Issue 11, pp. 2613–2619 [Abstract] - Zdeněk Arnold, Vladimír Král and Dalimil Dvořák
Synthesis of benzylidenemalonaldehydes
1984, Vol. 49, Issue 11, pp. 2602–2612 [Abstract] - Jan Schraml, Ján Hirsch, Eva Petráková, Eduard Krahé and Claus Bliefert
Assignment of 1H and 13C NMR spectra by a combination of homo- and heteronuclear shift correlated two-dimensional NMR. Application to oligosaccharides related to arabinoxylane
1984, Vol. 49, Issue 7, pp. 1605–1616 [Abstract] - Tibor Gracza, Zdeněk Arnold and Jaroslav Kováč
Vinamidium salts having a furan ring and their substitution electrophilic reactions
1984, Vol. 49, Issue 7, pp. 1600–1604 [Abstract] - Jan Schraml
Routine use of inept technique for measurements of 29Si NMR spectra of trimethylsilyl derivatives
1983, Vol. 48, Issue 12, pp. 3402–3406 [Abstract] - Jan Schraml, Micheline Grignon-dubois, Jacques Dunoguès, Harald Jancke, Günter Engelhardt and Václav Chvalovský
NMR spectra (13C and 29Si) as a probe into the electronic structure of cyclopropylsilanes
1983, Vol. 48, Issue 12, pp. 3396–3401 [Abstract] - Jan Schraml, Ján Šraga and Pavel Hrnčiar
29Si, 13C and 1H NMR spectra of some trimethylsiloxy- and bis(trimethylsiloxy)butene isomers
1983, Vol. 48, Issue 11, pp. 3097–3103 [Abstract] - Jan Schraml, Ján Šraga and Pavel Hrnčiar
NMR spectra (29Si and 13C) of trimethylsilylated cyclic acyloins and ketones
1983, Vol. 48, Issue 10, pp. 2937–2943 [Abstract] - Jan Schraml, Jaroslav Včelák, Miloslav Černý and Václav Chvalovský
29Si NMR chemical shifts in pertrimethylsilylated 1,6-anhydro-β-D-glucopyranose derivatives. Empirical assignment from Hammett type dependence of the chemical shifts
1983, Vol. 48, Issue 9, pp. 2503–2508 [Abstract] - Jan Schraml, Eva Petráková, Otomar Pihar, Ján Hirsch and Václav Chvalovský
Pertrimethylsilylation as a method for improvement of chemical shift additivity through conformational homogenization. 1H and 13C NMR spectra of pertrimethylsilylated derivatives of methyl β-D-xylopyranosides
1983, Vol. 48, Issue 7, pp. 1829–1841 [Abstract] - Eva Petráková and Jan Schraml
13C and 1H NMR spectra of all methyl O-benzoyl-β-D-xylopyranosides. nonadditivity of acylation effects on 13C chemical shifts in deutoriochloroform solutions
1983, Vol. 48, Issue 3, pp. 877–888 [Abstract] - Jan Kopecký, Stanislav Pavelka, Jiří Dědina, Věra Siglerová and Karel Vereš
Stability of dicyclohexylcarbodiimide in an aqueous medium. The effect of mitochondrial phospholipids
1983, Vol. 48, Issue 2, pp. 662–667 [Abstract] - Jan Schraml, Martin Čapka and Harald Jancke
29Si, 13C and 31P NMR spectra of silicon-substituted ω-diphenylphosphinoalkyl silanes, (CH3)3-n(OC2H5)nSi(CH2)mP(C6H5)2
1982, Vol. 47, Issue 3, pp. 793–801 [Abstract] - Seán Cawley, Jan Schraml, Petr Svoboda, Robert Ponec and Václav Chvalovský
1H NMR spectra of some chloro-alkenes
1981, Vol. 46, Issue 11, pp. 2924–2934 [Abstract] - Vladimír Král, Zdeněk Arnold and Zdeněk Havlas
Semiempirical and ab initio study of the nature of the C-S bond in sulfonium ylides
1981, Vol. 46, Issue 4, pp. 883–891 [Abstract] - Jan Schraml, Václav Chvalovský, Märt Mägi and Endel Lippmaa
The role of electronic and steric effects in 29Si-NMR spectra of compounds with Si-O-C group
1981, Vol. 46, Issue 2, pp. 377–390 [Abstract] - Vladimír Král, Zdeněk Arnold, Václav Jehlička and Otto Exner
Quantum chemical study of sulfonium ylides: Structure, charge distribution and dipole moments
1980, Vol. 45, Issue 4, pp. 1236–1250 [Abstract] - Vladimír Král and Zdeněk Arnold
Study of some aliphatic ammonium ylides by semiempirical and ab initio methods: Structure and charge distribution
1980, Vol. 45, Issue 1, pp. 92–103 [Abstract] - Vladimír Král and Zdeněk Arnold
Trimethylammoniodiformylmethylide: Structure and charge distribution
1980, Vol. 45, Issue 1, pp. 80–91 [Abstract] - Jan Schraml, Harald Jancke, Günter Engelhardt, Luděk Vodička and Josef Hlavatý
13C NMR spectra of hydroxy adamantanes additivity in 13C NMR spectra of dihydroxyadamantanes
1979, Vol. 44, Issue 7, pp. 2230–2237 [Abstract] - Jan Schraml, Václav Chvalovský, Märt Mägi and Endel Lippmaa
Silicon-29 and carbon-13 NMR spectra of model alkylsilanes of the type (CH3)3-nXnSi(CH2)mH
1979, Vol. 44, Issue 3, pp. 854–865 [Abstract] - Jan Schraml, Václav Chvalovský, Märt Mägi and Endel Lipmaa
Silicon-29 and carbon-13 NMR spectra of the compounds of the type (CH3)3Si(CH2)mOR
1978, Vol. 43, Issue 12, pp. 3365–3372 [Abstract] - Martin Čapka, Jan Schraml and Harold Jancke
Synthesis and 29Si-, 13C-, and 31P-NMR spectra of (ω-diphenylphosphinoalkyl)trimethylsilanes
1978, Vol. 43, Issue 12, pp. 3347–3355 [Abstract] - Jan Schraml, Nguyen-Duc Chuy, Petr Novák, Václav Chvalovský, Märt Mägi and Endel Lippmaa
29Si, 17O, 13C, and 1H-NMR spectra of acetoxyalkylsubstituted silanes (CH3)3-nXnSi(CH2)mOC(O3)CH3
1978, Vol. 43, Issue 12, pp. 3202–3209 [Abstract] - Jan Schraml, Jaroslav Včelák, Václav Chvalovský, Günter Engelhardt, Harald Jancke, Luděk Vodička and Josef Hlavatý
29Si and 13C-NMR spectra and steric effects in mono- and bis(trimethylsiloxy)adamantanes
1978, Vol. 43, Issue 12, pp. 3179–3191 [Abstract] - Miroslav Svoboda, Miroslava Synáčková, Zdeněk Samek, Pavel Fiedler and Zdeněk Arnold
N,N-Dimethyl-N-alkylammoniodiformylmethylides: New group of stabilised aliphatic ylides
1978, Vol. 43, Issue 5, pp. 1261–1275 [Abstract] - Miroslav Svoboda, Soňa Vašíčková and Zdeněk Arnold
Ammoniodicyanomethylides: Synthesis and properties
1978, Vol. 43, Issue 5, pp. 1254–1260 [Abstract] - Vladimír Král and Zdeněk Arnold
Preparation and properties of dimethylsulfoniodiformylmethylide
1978, Vol. 43, Issue 5, pp. 1248–1253 [Abstract] - Věra Vaisarová, Jan Schraml and Jiří Hetflejš
Hydrosilylation of isoprene and 2,3-dimethyl-1,3-butadiene catalysed by some nickel and palladium complexes
1978, Vol. 43, Issue 1, pp. 265–277 [Abstract]