首页> 外国专利> PROCESS FOR THE PRODUCTION OF ETHYL 3-AMINO-1-(3R,4S)-4-CYANOTETRAHYDROPYRAN-3-YLPYRAZOLE-4-CARBOXYLATE THROUGH CHIRAL SEPARATION OF A RACEMIC MIXTURE

PROCESS FOR THE PRODUCTION OF ETHYL 3-AMINO-1-(3R,4S)-4-CYANOTETRAHYDROPYRAN-3-YLPYRAZOLE-4-CARBOXYLATE THROUGH CHIRAL SEPARATION OF A RACEMIC MIXTURE

机译:通过手性混合物的手性分离制备3-氨基-1-[(3R,4S)-4-氰基吡喃-3-基]吡唑-4-羧酸乙酯

摘要

A process for chiral separation of ethyl 3-amino-1-[(3R,4S)-4-cyanotetrahydropyran-3-yl]pyrazole-4-carboxylate (VI) from the racemic mixture of ethyl 3-amino-1-[(3R,4S)-4-cyanotetrahydropyran-3-yl]pyrazole-4-carboxylate and ethyl 3-amino-1-[(3S,4R)-4-cyanotetrahydropyran-3-yl]pyrazole-4-carboxylate (V).
机译:从3-氨基-1-[[]的外消旋混合物中分离3-氨基-1-[[(3R,4S)-4-氰基四氢吡喃-3-基]吡唑-4-羧酸乙酯(VI)的方法3R,4S)-4-氰基四氢吡喃-3-基]吡唑-4-羧酸酯和3-氨基-1-[(3S,4R)-4-氰基四氢吡喃-3-基]吡唑-4-羧酸乙酯(V)。

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