Verfahren zur Herstellung von Tetrahydropyridinen

1,184,169. Tetrahydropyridines. FARBENFABRIKEN BAYER A.G. 10 Dec., 1968 [18 Dec., 1967], No. 58657/68. Heading C2C. 1,2,5,6 - Tetrahydropyridines are produced by heating a compound of the formula wherein R1 is a lower alkyl C 1-3 radical, R2 and R3 each represent a hydrogen atom or a lower alkyl C 1...

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Bibliographic Details
Main Authors MERTEN,RUDOLF,DR, OEDIGER,HERMANN,DR
Format Patent
LanguageGerman
Published 30.09.1970
Edition1
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:1,184,169. Tetrahydropyridines. FARBENFABRIKEN BAYER A.G. 10 Dec., 1968 [18 Dec., 1967], No. 58657/68. Heading C2C. 1,2,5,6 - Tetrahydropyridines are produced by heating a compound of the formula wherein R1 is a lower alkyl C 1-3 radical, R2 and R3 each represent a hydrogen atom or a lower alkyl C 1-3 radical but do not simultaneously represent hydrogen atoms, with at least the stoichiometric quantity of solid anhydrous alkali metal hydroxide or alkaline earth metal oxide in a pressure-tight vessel at a temperature of from 200‹ to 300‹ C. in the absence of water and organic solvents.
Bibliography:Application Number: CH19680016870