Pseudo-cross-conjugated mesomeric betaines and N-heterocyclic carbenes of indazole

A Schmidt, A Beutler, T Habeck, T Mordhorst…

文献索引：Synthesis, , # 11 p. 1882 - 1894

全文：HTML全文

被引用次数: 3

摘要

... Scheme 3 Synthesis of mesomeric betaine 5. ... of intensely colored compounds which were chromatographically inseparable (Scheme [4] ). This approach to synthesize the 5 ... According to a patent, 19b was already synthesized by reaction of 1,2-dimethyl-3-chloroindazolium salts ...