Phase Transfer Catalyzed Synthesis of 1, 2-Bis[(3-aryl)-s-triazolo-[3, 4-b]-[1, 3, 4]thiadiazole-6-yl]ethanes

Phase Transfer Catalyzed Synthesis of 1, 2-Bis[(3-aryl)-s-triazolo-[3, 4-b]-[1, 3, 4]thiadiazole-6-yl]ethanes

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摘要 A series of new 1, 2-bis[（3-aryl）-s-triazolo[3, 4-b]-[1, 3, 4]thiadiazole-6-yl]ethanes were synthesized in 50-82% yield by cyclization of 3-aryl-4-amino-5-mercapto-1, 2, 4-triazole with butanedioic acid in the presence of POC13 and tetrabutylammonium iodide as phase transfer catalyst. A series of new 1, 2-bis[（3-aryl）-s-triazolo[3, 4-b]-[1, 3, 4]thiadiazole-6-yl]ethanes were synthesized in 50-82% yield by cyclization of 3-aryl-4-amino-5-mercapto-1, 2, 4-triazole with butanedioic acid in the presence of POC13 and tetrabutylammonium iodide as phase transfer catalyst.

作者 De Jiang LI He Qing FU

机构地区 Department of Chemistry Instiute of Chemical Engineering South China University of Technology

出处《Chinese Chemical Letters》 SCIE CAS CSCD 2006年第6期755-756,共2页 中国化学快报（英文版）

关键词 1 2 4-Triazoles bis-triazolothiadiazoles synthesis. 1, 2, 4-Triazoles, bis-triazolothiadiazoles,synthesis.

分类号 O626.25 [理学—有机化学]

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Chinese Chemical Letters

2006年第6期

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Phase Transfer Catalyzed Synthesis of 1, 2-Bis[(3-aryl)-s-triazolo-[3, 4-b]-[1, 3, 4]thiadiazole-6-yl]ethanes

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