本发明涉及一种钙离子拮抗剂盐酸巴尼地平中间体（S）-N-苄基-3-乙酰乙氧 基吡咯烷酯的新的制备方法。
The invention relates to a new preparation method of intermediate of (S)-N- benzyl-3-acetyloxethyl pyrrole ester of calcium channel blocker barnidipine hydrochloride.
本发明涉及一种钙离子拮抗剂盐酸巴尼地平中间体（S）-N-苄基-3-乙酰乙氧 基吡咯烷酯的新的制备方法。
The invention relates to a new preparation method of intermediate of (S)-N- benzyl-3-acetyloxethyl pyrrole ester of calcium channel blocker barnidipine hydrochloride.
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