Synthesis of Indolopyrrolocarbazoles by Double Fischer Indolizations

DOI: 10.1021/jo00265a020

Source and publish data:

Journal of Organic Chemistry p. 824 - 828 (1989)

Update date:2022-08-03

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Authors:

Bergman, Jan

Pelcman, Benjamin

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Article abstract of DOI:10.1021/jo00265a020

A synthesis of indolo<2,3-a>pyrrolo<3,4-c>carbazoles (16) based on a double Fisher indolization of the bis(phenylhydrazones) (10), employing polyphosphoric acid trimethylsilyl ester (PPSE) as the cyclization agent, is described.The bis(phenylhydrazones) (

Full text of DOI:10.1021/jo00265a020

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