发明授权
US06348593B1 Process for preparing folic acid 失效
制备叶酸的方法

Process for preparing folic acid
摘要:
A process for preparing folic acid, which comprises reacting a tetraalkoxypropanol of the general formula I, in which the substituents R are C1-C4-alkyl, with triaminopyrimidone of the formula II and p-aminobenzoyl-L-glutamic acid of the formula III
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