C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 295/26 (2006.01) A61K 31/495 (2006.01) C07D 207/16 (2006.01) C07D 207/277 (2006.01) C07D 211/58 (2006.01) C07D 211/60 (2006.01) C07D 211/62 (2006.01) C07D 213/38 (2006.01) C07D 213/74 (2006.01) C07D 233/54 (2006.01) C07D 241/08 (2006.01) C07D 303/34 (2006.01) C07D 309/14 (2006.01) C07D 335/02 (2006.01) C07D 401/12 (2006.01) C07D 403/12 (2006.01) C07D 405/12 (2006.01) C07D 409/12 (2006.01) C07D 453/02 (2006.01)
Patent
CA 2078264
81/FPG45 82/FPG46 83/FPG47 18449 TITLE OF THE INVENTION SUBSTITUTED DERIVATIVES OF PIPERIZINYLCAMPHORSULFONYL OXYTOCIN ANTAGONISTS ABSTRACT OF THE INVENTION Compounds of the formula: Image 81/FPG45 - i - 18449 wherein R is oxime, hydroxy, halolgen, cyclic epoxide, alkylcarbonyloxy, alkoxycarbonylalkoxy, trihalo- alkylsulfonyloxo, or unsubstituted or substituted oxo, where said substituent is unsubstituted or substituted saturated 6-membered heterocyclic rings having 1 or 2 heteroatoms which are N, and said substituent is alkyl. The compounds of formula I are oxytocin antagonists useful in the treatment of preterm labor, dysmenorrhea and for the stoppage of labor preparatory to cesarean delivery. Also disclosed are pharmaceu- tical compositions containing these compounds, methods of their use and methods of their preparation.
Bock Mark G.
Williams Peter D.
Merck & Co. Inc.
Swabey Ogilvy Renault
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