Synthesis of [1,3,4]thiadiazolo [2,3-C] [1,2,4]triazin-4-one using sulfuric acid supported onto silica gel in solventless system

被引：10
|
作者：
Heravi, MM [1 ]
Ramezanian, N
Sadeghi, MM
Ghassemzadeh, M
机构：
[1] Alzahra Univ, Sch Sci, Dept Chem, Tehran, Iran
[2] Azad Univ, Yazd, Iran
[3] Chem & Chem Engn Res Ctr Iran, Tehran, Iran
来源：
PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS | 2004年 / 179卷 / 08期
关键词：
carboxylic acid; silica gel sulfuric acid; solid state; solventless; conditions; thiadiazolotriazine;
D O I：
10.1080/10426500490463835
中图分类号：
O61 [无机化学];
学科分类号：
070301 ; 081704 ;
摘要：
[1,3,4]Thiadiazolo[2,3-c][1,2,4]triazin-4-ones were prepared by one pot condensation, anal cyclization, of 4-amino-[1,2,4]triazine-3-thione-5-ones with various aromatic carboxylic acids in the presence of silica gel sulfuric acid in solventless condition.
引用
收藏
页码：1469 / 1472
页数：4
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