5-cyclo indole compounds

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United States of America Patent

PATENT NO 5998438
SERIAL NO

08976103

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Described herein are compounds selective for a 5-HT.sub.1D -like receptor, which have the general formula: ##STR1## wherein A is selected from a six-membered, non-aromatic, optionally substituted carbocycle and a six-membered, non-aromatic, optionally substituted heterocycle having one or two heteroatoms selected from O, S, SO, SO.sub.2 and N.sup.4 ; R.sup.1 is selected from H and OH; n is 0 or 1 as permited by chemical structure; R.sup.2 is selected from CR.sup.5 CR.sup.6 CH.sub.2 NR.sup.7 R.sup.8 or a group of formula II, III or IV: ##STR2## R.sup.3 is selected from H and benzoyl; R.sup.4 is selected from H, loweralkyl, benzyl, loweralkylcarbonyl, loweralkylaminocarbonyl, loweralkylaminothiocarbonyl, loweralkanoyl, loweralkylaminoimide and loweralkoxy-substituted loweralkylene; R.sup.5 and R.sup.6 are independently selected from H, loweralkoxy and hydroxy; R.sup.7 and R.sup.8 are independently selected from H and loweralkyl or R.sup.7 and R.sup.8 form an alkylene bridge which, together with the nitrogen atom to which they are attached, creates an optionally substituted 3- to 6-membered ring; denotes a single or double bond; and R.sup.9, R.sup.10 and R.sup.11 are independently selected from H and loweralkyl. Also described is the use of these compounds as pharmaceuticals to treat indications where stimulation of a 5-HT.sub.1D -like receptor is implicated, such as migraine.

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Patent Owner(s)

Patent OwnerAddress
NPS PHARMACEUTICALS INC550 HILLS DRIVE THIRD FLOOR BEDMINSTER NJ 07921

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Edwards, Louise Mississauga, CA 62 463
Meng, Qingchang Georgetown, CA 4 23
Rakhit, Sumanas Mississauga, CA 26 401
Slassi, Abdelmalik Mississauga, CA 132 1090

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