Organic compounds -- part of the class 532-570 series – Organic compounds – Nitriles
Patent
1993-01-26
1994-05-17
Brust, Joseph Paul
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitriles
548250, 548251, 560102, 562492, 564161, C07C25330, C07C25550
Patent
active
053129580
ABSTRACT:
A process for the production of a compound of general formula ##STR1## wherein R represents cyano, carboxy which may be esterified or amidated or tetrazolyl which may be substituted, comprising brominating the corresponding methyl compound with a brominating agent such as N -bromoacetamide, N-bromophtalimide, N-bromosuccinimide and so on in a halogenated hydrocarbon solvent in the presence of an azobis compound.
REFERENCES:
PCT 83/04021 (Patentbureau Danubia) dated Nov. 24, 1983.
Kato Takeshi
Kawaguchi Hitoshi
Suenaga Syuji
Brust Joseph Paul
Takeda Chemical Industries Ltd.
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