Abbott Laboratories Corporation

Other

Chun W Lin

Alex M Nadzan

James F Kerwin

Mark W Holladay

Hugh N Nellans

Hana A Kopecka

Kazumi Shiosaki

Youe-Kong Shue

Selective and potent Type-A CCK receptor agonists of formula (I):

Derivatives of tetrapeptides as CCK agonists

A compound of the formula: ##STR1## wherein R.sub.1 and R.sub.2 are substituents; R.sub.6 is hydrogen, loweralkyl, cycloalkyl, loweralkenyl, arylalkyl, (substituted aryl)alkyl, or (heterocyclic)alkyl; B is a bond, an alkylene group, an alkenylene group, an alkadienylene group or a heteroatom containing linking group; D is a substituted acyl group or tetrazolyl; Z is CO, C(S) or S(O).sub.2 ; Ar is a heterocyclic group; and n is 1 to 3. Also disclosed are a composition and a method for antagonizing CCK, a composition and method for treating or preventing gastrointestinal, central nervous, appetite regulating and pain regulating systems, a composition and method for treating or preventing hyperinsulinemia, methods of making the compounds and intermediates useful in making the compounds.

Derivatives of D-glutamic acid and D-aspartic acid

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Wood Dale, IL, United States of America

Chun W Lin