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3-(6-Chloro­pyridin-3-ylmeth­yl)-7-imino-6-isobutyl-6,7-dihydro-3H-1,2,3-triazolo[4,5-d]pyrimidine

✍ Scribed by Chen, Xiao-Bao ;Shi, De-Qing

Publisher
International Union of Crystallography
Year
2006
Tongue
English
Weight
219 KB
Volume
63
Category
Article
ISSN
1600-5368

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Synthesis and biological activity of 3-[(6-chloropyridin-3-yl)methyl]-6-substituted-6,7-dihydro-3H-1,2,3-triazolo[4,5-d]-pyrimidin-7-imines
✍ Xiao-Bao Chen; De-Qing Shi 📂 Article 📅 2008 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 321 KB 👁 1 views

## Abstract magnified image A series of 3‐[(6‐chloropyridin‐3‐yl)methyl]‐6‐substituted‐6,7‐dihydro‐3__H__‐1,2,3‐triazolo[4,5‐__d__]pyrimidin‐7‐imines were designed and synthesized __via__ a multi‐step sequence using 2‐chloro‐5‐(chloromethyl)‐pyridine as the starting material. Various primary aliph

3-[(2-Chlorothiazol-5-yl)methyl]-5-(isob
3-[(2-Chlorothiazol-5-yl)methyl]-5-(isobutylamino)-6-phenyl-3H-1,2,3-triazolo[4,5-d]pyrimidin-7(6H)-one
✍ Xiao, Lin-Xia ;Shi, De-Qing 📂 Article 📅 2007 🏛 International Union of Crystallography 🌐 English ⚖ 559 KB

The title compound, C 18 H 18 ClN 7 OS, the mean plane of the triazolopyrimidine system makes dihedral angles of 77.54 (13) and 80.15 (13) , respectively, with the attached phenyl and 2chlorothiazole rings. The crystal packing is stabilized by intermolecular N-HÁ Á ÁN hydrogen bonds and weakstacking