C - Chemistry – Metallurgy – 07 – K
Patent
C - Chemistry, Metallurgy
07
K
530/5.04, 530/7.
C07K 5/04 (2006.01) C07C 323/44 (2006.01) C07K 5/06 (2006.01) C07K 5/065 (2006.01) C07K 5/072 (2006.01) C07K 5/083 (2006.01) C07K 5/09 (2006.01) C07K 5/103 (2006.01) C07K 7/06 (2006.01) A61K 38/00 (2006.01)
Patent
CA 1262010
ABSTRACT AMINO THIOL PEPTIDES Analgesic and hypotensive activity is exhibited by compounds having the formula Image and pharmaceutically acceptable salts thereof, wherein R1 and R2 are each independently hydrogen, alkyl, carboxyalkyl, halo substituted alkyl, hydroxyalkyl, aminoalkyl, mercaptoalkyl, alkylthio- alkyl, (cycloalkyl)alkyl, (heteroaryl)alkyl, aryl- alkyl, carbamoylalkyl, guanidinylalkyl, or hetero- aryl; R3 is hydroxy, alkoxy, (substituted alkyl)oxy, arylalkoxy, (heteroaryl)alkoxy, or -NY1Y2, wherein Y1 and Y2 are each independently hydrogen, alkyl, aryl, or arylalkyl, or Y1 is hydrogen and Y2 is substituted alkyl or (heteroaryl)alkyl; A1 is glycyl, alanyl, leucyl, phenylalanyl, arginyl, sarcosyl, seryl, asparagyl, lysyl, glutamyl, histidyl, tryptophyl, cysteinyl, methionyl, threonyl, tyrosyl, leucyl, valyl, aspartyl, prolyl, norleucyl, norvalyl, or Image wherein n6 is an integer of 2 to 15; A2, A3, A4 and A5 each is independently glycyl, alanyl, leucyl, phenylalanyl, arginyl, sarcosyl, seryl, asparagyl, lysyl, glutamyl, histidyl, tryptophyl, cysteinyl, methionyl, threonyl, tyrosyl, leucyl, valyl, aspartyl, prolyl, norleucyl, or norvalyl; and n1, n2, n3, n4 and n5 each is independently 0 or 1.
493937
Delaney Norma G.
Godfrey Jollie D. Jr.
Gordon Eric M.
Osler Hoskin & Harcourt Llp
Squibb (e.r.) & Sons Inc.
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