The present invention relates to solid state forms of 5-chloro-6-[(2-iminopyrrolidin-1-yl)methyl]pyrimidine-2,4-(1H,3H)-dione hydrochloride compound of formula-1a and their processes for the preparation thereof and an improved process for the preparation of 5-chloro-6-[(2-iminopyrrolidin-1-yl)methyl]pyrimidine-2,4-(1H,3H)-dione hydrochloride. The present inventors also provides an amorphous polymorph of the combination drug consisting of 2'-deoxy-5-(trifluoromethyl) uridine and 5-chloro-6-[(2-iminopyrrolidin-1-yl)methyl]pyrimidine-2,4-(1H,3H)-dione monohydrochloride and its process for the preparation.
本发明涉及化合物5-
氯-6-[(2-
亚胺吡咯啉-1-基)甲基]
嘧啶-2,4-(1H,3H)-二酮盐酸盐的固态形式,其
化学式为1a,以及其制备方法和改进的制备方法。本发明者还提供了由2'-脱氧-5-(三
氟甲基)
尿苷和5-
氯-6-[(2-
亚胺吡咯啉-1-基)甲基]
嘧啶-2,4-(1H,3H)-二酮单
盐酸组成的组合药物的非晶形态多晶形态及其制备方法。