申请人:SIGA TECHNOLOGIES, INC.
公开号:US20160152565A1
公开(公告)日:2016-06-02
Disclosed are methods for the preparation of amorphous N-[(aR,4R,4aR,5aS,6S,6aS)-3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1H)-yl]-4-(trifluoromethyl)-benzamide for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus. Also disclosed are methods for the preparation of amorphous solid dispersion of N-[(aR,4R,4aR,5aS,6S,6aS)-3,3a,4,4a,5,5a,6,6a-octahydro-1,3-dioxo-4,6-ethenocycloprop[f]isoindol-2(1 H)-yl]-4-(trifluoromethyl)-benzamide.
本发明涉及一种制备非晶态N-[(aR,4R,4aR,5aS,6S,6aS)-3,3a,4,4a,5,5a,6,6a-八氢-1,3-二氧杂-4,6-乙烯环丙[f]异吲哚-2(1H)-基]-4-(三氟甲基)-苯甲酰胺的方法,用于治疗或预防病毒感染及其相关疾病,特别是由正痘病毒引起的病毒感染和相关疾病。本发明还涉及制备非晶态固体分散体N-[(aR,4R,4aR,5aS,6S,6aS)-3,3a,4,4a,5,5a,6,6a-八氢-1,3-二氧杂-4,6-乙烯环丙[f]异吲哚-2(1 H)-基]-4-(三氟甲基)-苯甲酰胺的方法。