Hydrates of N-[1-butyl-4-[3-[3-(hydroxy)propoxy]phenyl]-1,2-dihydro-2-oxo-1,8-naphthyridin-3-yl]-N'-(2,6-diisopropyl-4-aminophenyl)urea hydrochloride of the formula:
are quite excellent in stability than amorphous one and are more preferable for medicaments.
式中 N-[1-丁基-4-[3-[3-(羟基)丙氧基]苯基]-1,2-二氢-2-氧代-
1,8-萘啶-3-基]-N'-(2,6-二异丙基-4-
氨基苯基)
脲盐酸盐的
水合物:
式中的 N'-(2,6-二异丙基-4-
氨基苯基)
脲盐酸盐的稳定性比无定形
脲盐酸盐好,更适于用作药物。