申请人:Frenkel Anton
公开号:US20070112217A1
公开(公告)日:2007-05-17
Disclosed is a process for isolating from a reaction mixture a salt of a mono-propargylated aminoindan having the structure
wherein R
1
is H, hydroxyl, alkoxy or
wherein Y is O or S; R
2
and R
3
is each, independently, C
1-8
alkyl, C
6-12
aryl, C
6-12
aralkyl, each optionally halo substituted, or hydrogen;
where the reaction mixture further comprises a solvent, a primary aminoindan having the structure
wherein R
1
is defined as above, and a tertiary aminoindan having the structure
the process comprising d) adding an acid to the reaction mixture; e) crystallizing the mono-propargylated aminoindan under conditions suitable for the formation of a crystalline salt of the mono-propargylated aminoindan; and f) recovering the crystalline salt of the mono-propargylated aminoindan, wherein the process is performed without addition of an organic solvent. Also disclosed are the crystalline diastereomeric salts produced by the process and pharmaceutical compositions containing the salts.
公开了一种从反应混合物中分离出一种单丙炔基氨基间醚盐的方法,其具有以下结构:其中R1为H、羟基、烷氧基或;其中Y为O或S;R2和R3分别独立地为C1-8烷基、C6-12芳基、C6-12芳基烷基,每种均可选择地取代卤素,或氢;其中反应混合物进一步包括溶剂、具有以下结构的初级氨基间醚和具有以下结构的三级氨基间醚;所述方法包括d)向反应混合物中加入酸;e)在适合形成单丙炔基氨基间醚的结晶盐的条件下结晶化单丙炔基氨基间醚;和f)回收单丙炔基氨基间醚的结晶盐,其中该方法在不添加有机溶剂的情况下执行。还公开了该方法产生的晶体对映异构盐以及含有这些盐的药物组合物。