Inventors:
Timothy L. Stuk - Lindenhurst IL
Michael S. Allen - Silver Lake WI
Anthony R. Haight - Mundelein IL
Francis A. Kerdesky - Grayslake IL
Denton C. Langridge - Wildwood IL
M. Robert Leanna - Grayslake IL
Linda M. Lijewski - Milwaukee WI
Laura Melcher - Deerfield IL
Howard E. Morton - Gurnee IL
Daniel W. Norbeck - Crystal Lake IL
Daniel S. Reno - Kenosha WI
Timothy A. Robbins - Gurnee IL
Hing L. Sham - Mundelein IL
Thomas J. Sowin - Grayslake IL
Chen Zhao - Gurnee IL
David Scarpetti - Baltimore MD
Assignee:
Abbott Laboratories - Abbott Park IL
International Classification:
C07C25178
C07C22114
C07C20944
Abstract:
A substantially pure compound of formula: ##STR1## wherein R. sub. 6 and R. sub. 7 are independently selected from ##STR2## wherein R. sub. a and R. sub. b are independently selected from hydrogen, loweralkyl and phenyl and R. sub. c, R. sub. d and R. sub. e are independently selected from hydrogen, loweralkyl, trifluoromethyl, alkoxy, halo and phenyl; and ##STR3## wherein the naphthyl ring is unsubstituted or substituted with one, two or three substitutents independently selected from loweralkyl, trifluoromethyl, alkoxy and halo; or R. sub. 6 is as defined above and R. sub. 7 is R. sub. 7a OC(O)-- wherein R. sub. 7a is loweralkyl; or R. sub. 6 and R. sub. 7 taken together with the nitrogen atom to which they are bonded are ##STR4## wherein R. sub. f, R. sub. g, R. sub. h and R. sub. l are independently selected from hydrogen, loweralkyl, alkoxy, halogen and trifluoromethyl; and R. sub. g is hydrogen, loweralkyl or benzyl; or an acid addition salt thereof.