Peptide derivatives and their pharmaceutically acceptable...

Details Peptide derivatives and their pharmaceutically acceptable... Peptide derivatives and their pharmaceutically acceptable...

2005-10-04

2005-10-04

Tate, Christopher R. (Department: 1654)

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Peptide containing doai

Reexamination Certificate

active

06951843

ABSTRACT:
The present invention provides a peptide derivative of formula (I)wherein X is —CHOH— or —CO—; R1and R2are hydrogen or substituted oxycarbonyl; R3is substituted oxycarbonyl; R4is hydroxyl, lower alkoxy, optionally substituted piperazinyl or the like; R5is a R-group side chain of an α-amino acid optionally protected by a protective group, R6is hydroxyl, lower alkoxy or the like; m is 0 or 1; and n is an integer of 2 to 6; ora pharmaceutically acceptable salt thereof.The present invention further provides a production process and use thereof.

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