Novel imidazole derivatives, production method thereof and use thereof

• Main Authors: MATSUNAGA NOBUYUKI, HITAKA TAKENORI, TASAKA AKIHIRO
• Format: Patent
• Language: Chinese; English
• Published: 11.02.2004
• Edition: 7
• Subjects: CHEMISTRY; HETEROCYCLIC COMPOUNDS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC CHEMISTRY; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS

本发明提供了一种具有甾族化合物C#-[17，20]-裂解酶抑制活性并能用于治疗和预防诸如前列腺癌、乳腺癌等肿瘤的化合物，本发明还提供了一种从该化合物的旋光异构体混合物中有效分离出该化合物的旋光化合物的方法，本发明涉及下式化合物、其盐或其前药，其中，各符号的定义同说明书中的定义，本发明还涉及一种通过使用诸如酒石酸一酰苯胺等拆分剂对旋光异构体混合物进行旋光拆分来得到旋光化合物的方法。 The present invention provides a compound having a steroid C17,20-lyase-inhibitory activity and useful for the therapy and prophylaxis of tumour such as prostatism, breast cancer and the like, and a method for efficiently separating an optically active compound of this compound from a mixture of optical isomers thereof, a compound of the formula: wherein each symbol is as defined in the specification, a salt thereof or a prodrug thereof, and a method for obtaining an optically active compound by optically resolving a mixture of optical isomers by the use of a resolving agent such as tartranilic acid and the like.