THE MOLECULAR-STRUCTURE OF 3(5)-METHYL-4,5(3)-TRIMETHYLENEPYRAZOLE HYDROCHLORIDE AND ITS C-13 AND N-15 NMR-SPECTROSCOPY

被引:0
作者
PERRIN, M
THOZET, A
LECOCQ, S
ELGUERO, J
MARTINEZ, A
FRUCHIER, A
机构
[1] CSIC,INST QUIM MED,E-28006 MADRID,SPAIN
[2] ENSCM,CHIM ORGAN LAB,F-34053 MONTPELLIER 1,FRANCE
来源
JOURNAL OF CRYSTALLOGRAPHIC AND SPECTROSCOPIC RESEARCH | 1993年 / 23卷 / 12期
关键词
D O I
10.1007/BF01185544
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The title compound (C7N2H10, HCl, 1/2H(2)O) crystallizes in the space group C2/e with cell parameters: a=11.651(9), b=16.309(1), c=9.167(1)Angstrom, beta=94.95(3)degrees, Z=8, with d= 1.287 g cm(-3). One of the chlorine atoms lies on a twofold axis, the second and the oxygen atom of the water molecule have disordered positions. Intermolecular interactions through hydrogen bonds are established between nitrogen atoms of the pyrazole ring and chlorine atoms or the water molecule. In this way, chains of 'molecules' are built; these chains, through van der Waals interactions, form layers which are stacked in the a direction. The H-1,C-13, and N-15 NMR (this last using the double labelled compound) have been recorded in solution and the C-13 NMR spectrum also in the solid state (CP/MAS technique). The NMR parameters (delta and J's) thus obtained are discussed using the molecular structure.
引用
收藏
页码:961 / 965
页数:5
相关论文
共 50 条
[11]   AN INVESTIGATION OF PROTONATION IN 2-METHOXY PYRAZINE USING C-13 AND N-15 NMR-SPECTROSCOPY [J].
LIU, M ;
FARRANT, RD ;
LINDON, JC ;
BARRACLOUGH, P .
SPECTROSCOPY LETTERS, 1991, 24 (05) :665-669
[12]   C-13 AND N-15 NMR-SPECTROSCOPY OF N-15 LABELED VINYLOG OF N,N-DIMETHYLFORMAMIDES (MEROCYANINES) - INFLUENCE OF SOLVENT ON N-15 CHEMICAL-SHIFTS [J].
RADEGLIA, R ;
WOLFF, R ;
BORNOWSKI, B ;
DAHNE, S .
ZEITSCHRIFT FUR PHYSIKALISCHE CHEMIE-LEIPZIG, 1980, 261 (03) :502-511
[13]   THE MECHANISM OF HETEROCYCLIC RING CLOSURES .3. THE MECHANISM OF THE HANTZSCH PYRIDINE SYNTHESIS - A STUDY BY N-15 AND C-13 NMR-SPECTROSCOPY [J].
KATRITZKY, AR ;
OSTERCAMP, DL ;
YOUSAF, TI .
TETRAHEDRON, 1986, 42 (20) :5729-5738
[14]   TAUTOMERISM, IONIZATION, AND PROTONATION OF FORMYCIN DERIVATIVES BY THE PH-DEPENDENCE OF C-13 AND N-15 NMR-SPECTROSCOPY [J].
CHO, BP ;
MCGREGOR, MA .
ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1993, 206 :17-CARB
[15]   UNIFORM LABELING OF A RECOMBINANT ANTIBODY FV-FRAGMENT WITH N-15 AND C-13 FOR HETERONUCLEAR NMR-SPECTROSCOPY [J].
RIECHMANN, L ;
CAVANAGH, J ;
MCMANUS, S .
FEBS LETTERS, 1991, 287 (1-2) :185-188
[16]   N-15 NMR-SPECTROSCOPY .8. C-13 AND N-15 NMR INVESTIGATION ON CIS-AMIDE AND TRANS-AMIDE GROUPS IN POLYAMIDES AND LACTAMS [J].
KRICHELDORF, HR ;
SCHILLING, G .
MAKROMOLEKULARE CHEMIE-MACROMOLECULAR CHEMISTRY AND PHYSICS, 1978, 179 (11) :2667-2674
[17]   H-1, C-13, N-15 RESONANCE ASSIGNMENTS AND SECONDARY STRUCTURE OF S100-BETA BY NMR-SPECTROSCOPY [J].
AMBURGEY, JC ;
ABILDGAARD, F ;
STARICH, MR ;
SHAH, S ;
HILT, DC ;
WEBER, DJ .
FASEB JOURNAL, 1995, 9 (06) :A1430-A1430
[18]   H-1, N-15, C-13, AND (CO)-C-13 ASSIGNMENTS AND SECONDARY STRUCTURE DETERMINATION OF BASIC FIBROBLAST GROWTH-FACTOR USING 3D HETERONUCLEAR NMR-SPECTROSCOPY [J].
MOY, FJ ;
SEDDON, AP ;
CAMPBELL, EB ;
BOHLEN, P ;
POWERS, R .
JOURNAL OF BIOMOLECULAR NMR, 1995, 6 (03) :245-254
[19]   C-13 NMR-SPECTROSCOPY OF POLYCYCLIC AROMATICS .5. C-13 NMR-SPECTRA OF MONONAPHTHALENE AND DIHALONAPHTHALENES [J].
ERNST, L .
JOURNAL OF MAGNETIC RESONANCE, 1975, 20 (03) :544-553
[20]   CIS-TRANS ISOMERISM IN MONOALKYLHYDROXAMIC ACIDS BY H-1, C-13 AND N-15 NMR-SPECTROSCOPY [J].
BROWN, DA ;
GLASS, WK ;
MAGESWARAN, R ;
GIRMAY, B .
MAGNETIC RESONANCE IN CHEMISTRY, 1988, 26 (11) :970-973