The invention provides acid addition salts of the compounds represented by formula (1) or (2), or crystals thereof, and processes for preparing the same. The salts or crystals have HGFR inhibitory activity and excellent physical properties (solubility, safety, etc.) and are therefore useful as anti-tumor agents, angiogenesis inhibitors and inhibitors for metastasis for a various types of tumor.
本发明提供了由公式(1)或(2)所代表的化合物的酸加成盐或其晶体,并提供了制备它们的方法。这些盐或晶体具有
HGFR抑制活性和优异的物理性质(溶解度、安全性等),因此可用作多种类型肿瘤的抗肿瘤剂、抑制血管生成的
抑制剂以及抑制转移的
抑制剂。