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 |
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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. |
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ISSN: | 0369-9471 1881-1345 |
DOI: | 10.1248/cpb1953.4.314 |