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3-(2-Ethoxy­phen­yl)-6-phen­yl-1,2,4-triazolo[3,4-b][1,3,4]thia­diazole

✍ Scribed by Huang, Xiao-Bo ;Liu, Miao-Chang ;Zhang, Li-Xue ;Zhang, An-Jiang ;Xu, Ya-Li ;Hu, Miao-Lin

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
123 KB
Volume
61
Category
Article
ISSN
1600-5368

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✦ Synopsis

In the title compound, C 17 H 14 N 4 OS, the central heterocyclic system formed by the five-membered triazole and thiadiazole rings is planar. The bond lengths within the system indicate some degree of delocalization.

Experimental

The title compound was prepared in 80% yield from 4-amino-(2ethoxyphenyl)-5-mercapto-1,2,4-triazole (5.0 mmol) and benzoic acid

📜 SIMILAR VOLUMES

3-(2-Ethoxy­phen­yl)-6-(phenoxy­meth­yl)
3-(2-Ethoxy­phen­yl)-6-(phenoxy­meth­yl)-1,2,4-triazolo[3,4-b][1,3,4]thia­diazole
✍ Lei, Xin-Xiang ;Huang, Xiao-Bo ;Zhang, An-Jiang ;Zhang, Li-Xue 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 125 KB

In the title compound, C 18 H 16 N 4 O 2 S, the central heterocyclic system formed by the five-membered triazole and thiadiazole rings is planar. The bond lengths within the system indicate some degree of delocalization.

6-(Biphenyl-4-yl)-3-(4-ethoxy­phen­yl)-7
6-(Biphenyl-4-yl)-3-(4-ethoxy­phen­yl)-7H-1,2,4-triazolo[3,4-b][1,3,4]thia­diazine
✍ Zhou, San-Nu ;Zhang, Li-Xue ;Jin, Jian-Yu ;Xiao, Hong-Ping ;Zhang, An-Jiang 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 145 KB

In the title compound, C 24 H 20 N 4 OS, the triazole ring is planar, whereas the thiadiazine may be regarded as having a halfchair conformation.

2-(4-Chloro­phen­yl)-3-[5-(4-methoxy­phe
2-(4-Chloro­phen­yl)-3-[5-(4-methoxy­phen­yl)-1,3,4-thia­diazol-2-yl]thia­zolidin-4-one
✍ Wan, Rong ;Guan, Jianning ;Han, Feng ;Wu, Feng ;Wang, Jin-Tang 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 146 KB

In the title compound, C 18 H 14 ClN 3 O 2 S 2 , the thiazolidine ring adopts an envelope conformation. There are intermolecular C-HÁ Á ÁO interactions, forming centrosymmetric dimers.