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丙酸(1R,2S)-2-[N-苄基-N-(均三甲苯基磺酰)氨基]-1-苯基丙酯[非选择性不对称醇醛反应用试剂],98%_手性砌块_不对称合成_高端化学_郑州派尼化学试剂厂 - Powered by ECShop