.alpha.-(o-chlorophenyl)-aminomethylene-.beta.-formylaminopropio

Details .alpha.-(o-chlorophenyl)-aminomethylene-.beta.-formylaminopropio .alpha.-(o-chlorophenyl)-aminomethylene-.beta.-formylaminopropio

1985-08-15

1987-12-29

Jiles, Henry R.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitriles

544329, C07C 8724, C07C12116, C07D23942

Patent

active

047162430

ABSTRACT:
.alpha.-(o-Chlorophenyl)-aminomethylene-.beta.-formylaminopropionitrile, process for its preparation by reacting a metal salt of .alpha.-formyl-.beta.-formylaminopropionitrile with a salt of o-chloroaniline in an aqueous medium, and use of the product to prepare the compound of the formula ##STR1## by reaction with acetamidine. The pyrimidine thus obtained is an intermediate for the preparation of vitamin B.sub.1.

REFERENCES:
patent: 3954756 (1976-05-01), Maruyama et al.
patent: 4226799 (1980-10-01), Brewert et al.

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