公开(公告)号：HU177944B

公开(公告)日：1982-02-28

申请号：HUBA003718

申请日：1978-10-25

Applicant: BASF AG

Inventor： BEWERT WOLFGANG ,  LITTMAMM WOLFGANG

IPC: C07C67/00 ,  C07C253/00 ,  C07C255/30 ,  C07C317/14 ,  C07D239/42 ,  C07D295/14 ,  C07D295/145 ,  C07D295/16 ,  C07C121/42 ,  C07D295/12

Abstract: An improved method of manufacture of 2-methyl-4-amino-5-formylaminomethylpyrimidine (II), wherein a N-substituted or unsubstituted alpha -aminomethylene- beta -formylaminopropionitrile (I) is reacted with acetamidine. Compound II is an intermediate for the manufacture of vitamin B1.