发明授权
US5420338A Method for the production of .alpha.-L-aspartyl-L-phenylalanine methyl ester hydrochloride 失效
生产α-L-天冬氨酰-L-苯丙氨酸甲酯盐酸盐的方法

Method for the production of .alpha.-L-aspartyl-L-phenylalanine methyl
ester hydrochloride
摘要:
A method is disclosed for the production of .alpha.-APM HCl by treating an F-.alpha.-AP derivative with a mixed solvent of methanol, hydrochloric acid and water, wherein the solubility of .alpha.-APM HCl is lowered to increase the separation yield thereof.
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