Cyclic peptides with cytoprotective action

    公开(公告)号:DE3703159A1

    公开(公告)日:1988-08-11

    申请号:DE3703159

    申请日:1987-02-03

    Applicant: HOECHST AG

    Abstract: The invention relates to cyclic hexapeptides of the general formula I and cyclic dimeric hexapeptides of the general formula II in which R is Thr, Val, Ala or Phe; S is Lys, Orn, C IDENTICAL C-CH2-NH2 or CH2-C IDENTICAL C-CH2-NH2; T is Trp; U is Phe, Phe(p-NHZ) or Tyr, which can optionally be esterified; V is D-Pro or D-Ala; W is Phe or Phe(p-NHZ); X is H, Z, COC6H5, COC6H4(p-N3) or CO-(CH2)n-C6H 4(p-OSO3Na) Y is CO(CH2)n where a max. of 3 CH2 groups can be replaced by O, CO, CO-C6H4(p-CO), CO-O-(CH2CH2-O-)mCO or CO-C IDENTICAL C-CO, CO(CH=CH)nCO, to a process for their preparation and to their use as medicines.

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