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ChemInform Abstract: 1,2,3,9-Tetrahydro-4H-carbazol-4-one and 8,9-Dihydropyrido[1,2-a]indol-6(7H)-one from 1H-Indole-2-butanoic Acid.

✍ Scribed by Richard A. Bunce; Baskar Nammalwar

Publisher
John Wiley and Sons
Year
2009
Weight
18 KB
Volume
40
Category
Article
ISSN
0931-7597

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Eingegangen am 31. Oktober 1986 Pyrano[ 3,4-blindolones 3a-d are available from a-ethoxyalyllactones la, c and disubstituted hydrazines 2a, b without isolation of intermediates. In a two-phase system, however, the intermediate hydrazones 4a, c can be isolated. Conversion of 3a-d into P-carbolines wa