The present invention provides a crystal of 1-2-[(3S,4R)-1-[(3R,4R)-1-cyclopentyl-3-fluoro-4-(4-methoxyphenyl)pyrrolidine-3-carbonyl]-4-(methoxymethyl)pyrrolidin-3-yl]-5-(trifluoromethyl)phenyl}piperidine-4-carboxylic acid having a certain quality that can be used as a drug substance. Specifically, the present invention provides a crystal comprising an equimolar amount of 1-2-[(3S,4R)-1-[(3R,4R)-1-cyclopentyl-3-fluoro-4-(4-methoxyphenyl)pyrrolidine-3-carbonyl]-4-(methoxymethyl)pyrrolidin-3-yl]-5-(trifluoromethyl)phenyl}piperidine-4-carboxylic acid and phosphoric acid.
本发明提供了一种 1-2-[(3S,4R)-1-[(3R,4R)-1-环戊基-3-
氟-4-(4-
甲氧基苯基)
吡咯烷-3-甲酰基]-4-(甲氧基甲基)
吡咯烷-3-基]-5-(三
氟甲基)苯基}
哌啶-4-
羧酸的晶体,该晶体具有一定的质量,可用作药物物质。具体来说,本发明提供了一种晶体,它包含等摩尔量的 1-2-[(3S,4R)-1-[(3R,4R)-1-环戊基-3-
氟-4-(4-
甲氧基苯基)
吡咯烷-3-甲酰基]-4-(甲氧基甲基)
吡咯烷-3-基]-5-(三
氟甲基)苯基}
哌啶-4-
羧酸和
磷酸。