Peptides, process for preparing the same and psychodepressant compositions containing the same
申请人:AMANO PHARMACEUTICAL CO., LTD.
公开号:EP0107860A1
公开(公告)日:1984-05-09
This invention provides a peptide represented by the formula R-Tyr(SO3H)-Met-Gly-Trp-Met-Asp-W-NH2 wherein R is HOOC-A-CO-Asp- (wherein A is lower alkylene), pGlu-Asp-, HOOC-A-CO (wherein A is lower alkylene) or
and W is Phe or N"-lower alkyl-Phe, or a salt thereof, process for preparing the peptide and psychodepressant composition containing the peptide.
The peptides of the invention are useful as psychodepressant drug, and especially effective for curing schizophrenia.
本发明提供了由式 R-Tyr(SO3H)-Met-Gly-Trp-Met-Asp-W-NH2代表的多肽,其中 R 是 HOOC-A-CO-Asp-(其中 A 是低级亚烷基)、pGlu-Asp-、HOOC-A-CO(其中 A 是低级亚烷基)或
和 W 是 Phe 或 N"-低级烷基-Phe,或其盐,制备该肽的工艺和含有该肽的精神抑郁症组合物。
本发明的多肽可用作精神抑郁症药物,尤其对治疗精神分裂症有效。