Conversion of tetrahydropyrimidines to pyridines

Details Conversion of tetrahydropyrimidines to pyridines Conversion of tetrahydropyrimidines to pyridines

1973-08-01

1976-01-06

Moatz, Harry I.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260283SY, 260297R, C07D21304

Patent

active

039311910

ABSTRACT:
A process of converting 2,3,4,5-tetrahydropyrimidines containing at least 1 hydrogen in the 2-position and at least one methylene group in the 4-position to corresponding pyridines which comprises heating said tetrahydropyrimidines to a temperature sufficiently high to remove ammonia and hydrogen so as to form said pyridines.

REFERENCES:
asinger et al., Angew. Chem., Vol. 70, p. 680-681, (1958).

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