PROCESS FOR PRODUCING 5-(3-CYANOPHENYL)-3-FORMYLBENZOIC ACID COMPOUND

PROCESS FOR PRODUCING 5-(3-CYANOPHENYL)-3-FORMYLBENZOIC ACID COMPOUND

A 5-(3-cyanophenyl)-3-formylbenzoic acid compound of the formula (IV) is prepared by reacting a 5-bromo-3-(hydroxymethyl)benzoic acid compound of the formula (I) with manganese dioxide to provide a 5-bromo-3-formylbenzoic acid compound of the formula (II), and then reacting the resultant compound of...

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Bibliographische Detailangaben
Hauptverfasser: TABE, MASAYASU, MINOSHIMA, TORU
Format: Patent
Sprache:eng ; fre ; ger
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ACYCLIC OR CARBOCYCLIC COMPOUNDS
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Zusammenfassung:A 5-(3-cyanophenyl)-3-formylbenzoic acid compound of the formula (IV) is prepared by reacting a 5-bromo-3-(hydroxymethyl)benzoic acid compound of the formula (I) with manganese dioxide to provide a 5-bromo-3-formylbenzoic acid compound of the formula (II), and then reacting the resultant compound of the formula (II) with 3-cyanophenylboronic acid of the formula (III) in the presence of a palladium complex. R is a H atom or a C1-C10 alkyl group.