A facile general route for substituted and annelated N-H-carbazoles 6 has been developed by regiospecific 1,2-addition of 1-N-carboxT-2-methylindole dianion 3 to acyclic and cyclic cx-oxoketene dithioacetals 4 followed by cycloaromatization in the presence of H3PO4.
β¦ LIBER β¦
Functionalization of the methyl group of 2-methylindole by direct generation of a C,N-dianion
β Scribed by Inagaki, Satoshi; Nishizawa, Yoshihiro; Sugiura, Takashi; Ishihara, Hideharu
- Book ID
- 120299481
- Publisher
- Royal Society of Chemistry
- Year
- 1990
- Weight
- 212 KB
- Volume
- 1
- Category
- Article
- ISSN
- 1472-7781
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