Synthesis of Bis (2-methyl-2-indolin-3-one)

Bis (2-methyl-2-indolin-3-one) was synthesized from anthranilic acid and β-bromopropionic acid according to Alphen's method and also from indigo by reductive methylation. It was proved that this compound was identical with one of the products obtained from the reduction of ethyl indoxylate with...

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Veröffentlicht in:Pharmaceutical Bulletin 1956/08/25, Vol.4(4), pp.314-315
1. Verfasser: KOMAI, Tomoyoshi
Format: Artikel
Sprache:eng
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Zusammenfassung:Bis (2-methyl-2-indolin-3-one) was synthesized from anthranilic acid and β-bromopropionic acid according to Alphen's method and also from indigo by reductive methylation. It was proved that this compound was identical with one of the products obtained from the reduction of ethyl indoxylate with lithium aluminum hydride.
ISSN:0369-9471
1881-1345
DOI:10.1248/cpb1953.4.314