Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1989-09-18
1991-08-06
Richter, Johann
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
C07D23902
Patent
active
050379828
ABSTRACT:
A method of purifying 2-methyl-4-amino-5-aminomethylpyrimidine by heating the carbonate thereof. Preferably the heating is carried out in water or a specified solvent.
REFERENCES:
patent: 4278793 (1981-07-01), Durckheimer et al.
patent: 4788198 (1988-11-01), Grozinger et al.
Yakugaku Zasshi (The Journal of Pharmacology) 71, 720 1215 (1951).
Nishihira Keigo
Yamashita Masayoshi
Yoshida Hiroshi
Richter Johann
Ube Industries Ltd.
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