Methods for producing quinazoline alkaloids

Processes for the production of a compound of the following formula (I) by converting a compound of formula (II) with 2-pyrrolidone used in excess relative to compound (II) and processes for the production of a compound of formula (III). The latter process includes preparing compound (I); a reductio...

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Bibliographic Details
Main Author MOORMANN JOACHIM,HOFFMANN HANS-RAINER,MATUSCH RUDOLF
Format Patent
LanguageEnglish
Published 08.03.2006
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:Processes for the production of a compound of the following formula (I) by converting a compound of formula (II) with 2-pyrrolidone used in excess relative to compound (II) and processes for the production of a compound of formula (III). The latter process includes preparing compound (I); a reduction reaction which yields compound (III) in salt form; and liberating compound (III) from the salt.
Bibliography:Application Number: CN200480003418