Preparation of indene derivatives

A process for preparing indene derivatives of the general formula I where R1 is a C1-C10-alkyl radical, a phenyl radical or a C1-C4-alkyl-substituted phenyl radical and A is a bridge which, together with the adjacent carbons, forms a six-membered aromatic or a five- or six-membered heteroaromatic or...

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Hauptverfasser: TRUEBENBACH, PETER, WAGNER, JUERGEN MATTHAEUS, DIETRICH, ULF, MUELLER, HANS-JOACHIM, RIEGER, BERNHARD
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creator TRUEBENBACH
PETER
WAGNER
JUERGEN MATTHAEUS
DIETRICH
ULF
MUELLER
HANS-JOACHIM
RIEGER
BERNHARD
description A process for preparing indene derivatives of the general formula I where R1 is a C1-C10-alkyl radical, a phenyl radical or a C1-C4-alkyl-substituted phenyl radical and A is a bridge which, together with the adjacent carbons, forms a six-membered aromatic or a five- or six-membered heteroaromatic or carbocyclic ring onto which a further aromatic ring may be fused, comprises reacting II with III (X=chlorine, bromine, iodine) in the presence of a Friedel-Crafts catalyst to give IV which is then dehydrogenated to I.
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
APPARATUS THEREFOR
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
GENERAL METHODS OF ORGANIC CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
title Preparation of indene derivatives
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