The present invention relates to compounds of formula I
wherein
R
1
, R
2
,
R
3
,
R
4
, and
X are as defined herein or to pharmaceutically acceptable acid addition salts thereof, with the exception of 4-methoxy-N-[2-oxo-2-(phenylamino)ethyl]-N-phenyl-benzamide, 4-chloro-N-[2-[(4-methylphenyl)amino]-2-oxoethyl]-N-phenyl-benzamide, 4-chloro-N-[2-[5-chloro-2-methoxyphenyl)amino]-2-oxoethyl]-N-benzamide, 4-methyl-N-[2-oxo-2-[(2,4,6-trichlorophenyl)amino]ethyl]-N-benzamide, N-[2-[(4-methylphenyl)amino]-2-oxoethyl]-N-phenyl-benzamide, 4-methyl-N-[2-[(4-methylphenyl)amino]-2-oxoethyl]-N-phenyl-benzamide, 4-chloro-N-(2-oxo-2-[(2,4,6-trichlorophenyl)amino]ethyl]-N-benzamide and N-[2-[(2,4-dimethoxyphenyl)amino]-2-oxoethyl]-N-[(2-fluorophenyl)methyl]-benzeneacetamide. The compounds are useful in the treatment of neurological and neuropsychiatric disorders.
本发明涉及以下式I的化合物其中R1、R2、R3、R4和X如本文所定义或其药学上可接受的酸盐,但不包括4-甲氧基-N-[2-氧代-2-(
苯胺)乙基]-N-苯基苯甲酰胺,4-
氯-N-[2-[(4-甲基苯基)
氨基]-2-氧乙基]-N-苯基苯甲酰胺,4-
氯-N-[2-[5-
氯-2-
甲氧基苯)
氨基]-2-氧乙基]-N-苯甲酰胺,4-甲基-N-[2-氧代-2-[(2,4,6-
三氯苯基)
氨基]乙基]-N-苯甲酰胺,N-[2-[(4-甲基苯基)
氨基]-2-氧乙基]-N-苯基苯甲酰胺,4-甲基-N-[2-[(4-甲基苯基)
氨基]-2-氧乙基]-N-苯基苯甲酰胺,4-
氯-N-(2-氧代-2-[(2,4,6-
三氯苯基)
氨基]乙基]-N-苯甲酰胺和N-[2-[(2,4-二
甲氧基苯基)
氨基]-2-氧乙基]-N-[(2-
氟苯基)甲基]-苯乙酰胺。这些化合物在治疗神经和神经精神障碍方面是有用的。