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

页码：1469 / 1472

页数：4

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