Monatshefte für Chemie-Chemical Monthly

A highly effective sulfamic acid/methanol catalytic system for the synthesis of benzimidazole derivatives at room temperature

ZH Zhang, TS Li, JJ Li

Index: Zhang, Zhan-Hui; Li, Tong-Shuang; Li, Jian-Jiong Monatshefte fur Chemie, 2007 , vol. 138, # 1 p. 89 - 94

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Citation Number: 45

Abstract

Sulfamic acid/methanol was found to be an efficient catalytic system for the synthesis of benzimidazole compounds through the condensation of o-phenylenediamine with orthoester in high yields at room temperature. ... Keywords. Benzimidazole; o-Phenylenediamines; Orthoesters; Sulfamic acid/methanol system; Synthesis. ... Keywords. Benzimidazole; o-Phenylenediamines; Orthoesters; Sulfamic acid/methanol system; Synthesis. ... To view the rest of this content ...