Crystal structure of 1-ethylpyrazolo-[ 3,4-d] pyrimidine-4(5H)-thione

被引：5
作者：
El Fal, Mohammed [1 ]
Ramli, Youssef [2 ]
Essassi, El Mokhtar [1 ]
Saadi, Mohamed [3 ]
El Ammari, Lahcen [3 ]
机构：
[1] Univ Mohammed V Agdal, Fac Sci, Lab Chim Organ Heterocycl URAC 21 Pole Competence, Rabat, Morocco
[2] Minist Sante, DMP, Lab Natl Controle Med, Rabat, Morocco
[3] Univ Mohammed V Agdal, Fac Sci, Lab Chim Solide Appl, Rabat, Morocco
来源：
ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS | 2014年 / 70卷
关键词：
crystal structure; pyrazolo[3,4-d] pyrimidine; biological activity; hydrogen bonding;
D O I：
10.1107/S160053681401825X
中图分类号：
O7 [晶体学];
学科分类号：
0702 ; 070205 ; 0703 ; 080501 ;
摘要：
In the title compound, C7H8N4S, the methyl C atom is displaced by 1.232 (7) angstrom from the mean plane of the pyrazolo[3,4-d] pyrimidine ring system (r.m.s. deviation = 0.007 angstrom). The N-N-C-C-m (m = methyl) torsion angle is -60.3 (6)degrees. In the crystal, molecules are linked by N-H center dot center dot center dot S hydrogen bonds, generating [010] chains, which are reinforced by C-H center dot center dot center dot N interactions. The chains are cross-linked by weak C-H center dot center dot center dot S hydrogen bonds, generating (001) sheets.
引用
收藏
页码：O1005 / +
页数：8
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