METHOD FOR INDOLE PRODUCTION

FIELD: organic chemistry. ^ SUBSTANCE: claimed method includes catalytic dehydration of commercial 4,5,6,7-tetrahydroindole with 0.1-5.0 % nickel sulfide, carried on alumina, at 250-400C in solvent in presence or absence of inert gas. Yield of target product is 92-96 % and selectivity is 100 %. ^ EF...

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Hauptverfasser:	MIKHALEVA AL'BINA IVANOVNA, TROFIMOV BORIS ALEKSANDROVICH, PLATONOV VLADIMIR BORISOVICH, RJAPOLOV OLEG ALEKSEEVICH, SHMIDT ELENA JUR'EVNA
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	FIELD: organic chemistry. ^ SUBSTANCE: claimed method includes catalytic dehydration of commercial 4,5,6,7-tetrahydroindole with 0.1-5.0 % nickel sulfide, carried on alumina, at 250-400C in solvent in presence or absence of inert gas. Yield of target product is 92-96 % and selectivity is 100 %. ^ EFFECT: method of high yield and selectivity. ^ 3 cl, 9 ex