Hydantoin and succinimide-substituted derivatives of...

C - Chemistry – Metallurgy – 07 – D

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C07D 401/14 (2006.01) A61K 31/435 (2006.01) A61K 31/495 (2006.01) C07D 401/12 (2006.01) C07D 471/10 (2006.01)

Patent

CA 2078262

99/FPG57 18538 TITLE OF THE INVENTION HYDANTOIN AND SUCCINIMIDE-SUBSTITUTED DERIVATIVES OF SPIROINDANYLCAMPHORSULFONYL OXYTOCIN ANTAGONISTS ABSTRACT OF THE INVENTION Compounds of the formula: Image where R is Het-R', where Het is substituted 5 membered heterocyclic rings containing 1 or 2 99/FPG57 -ii- 18538 heteroatoms, wherein said heteroatoms are N; R' is independently one or more of hydrogen oxo, amino or unsubstituted or substituted alkyl, where said alkyl substituent is independently one or more of hydroxyl, amino, oxo, sulfonyl, alkylsulfonyl, carboxyl, phenyl, indole, alkoxycarbonyl, alkoxycarbonylamino, imidazole or pyrrolidine. These compounds are oxytocin and vasopressin antagonists useful in the treatment of preterm labor, dysmenorrhea, and for the stoppage of labor preparatory to cesarean delivery, timing of parturition, uterine hyperactivity, endometriosis, hypertension, congestive heart failure, hyponatremia and cognitive disorders.

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