Synthesis of Benzothiopyrano[2,3-b]indol-11-one and Benzopyrano[2,3-b]indol-11-one
✍ Scribed by Robert Engqvist; Jan Bergman
- Publisher
- John Wiley and Sons
- Year
- 2004
- Weight
- 98 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0931-7597
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## Abstract For Abstract see ChemInform Abstract in Full Text.
Eingegangen am 3. Dezember 1984 Die 3-(3-Indolyl-thio)-acryísäuren 3 cyclisieren mit Polyphosphorsäure (PPA) zu den isomeren Titelverbindungen 4 und 5, die als Sulfone, Thione und Oxonole charakterisiert werden, Fused Thiopyrones, I: Thiop~~o[3,2-b]indol-4(5H)-ones, Thiopyrano[2,3-b]i(9~-ones as Byp