Crystallization of smac mimic used as iap inhibitor and preparation method thereof

Abstract

Provided are a crystallization of an SMAC mimic used as an IAP inhibitor and a preparation method thereof; also comprised is the use of said crystallization in the preparation of a drug for treating cancer benefiting from cIAP1 inhibition. The compound of formula (I) has high crystallization stability and low hygroscopicity, and has advantages in terms of physical properties, safety, and metabolic stability, and has high drug value.

Dependencies are inferred from the claim text.