Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1995-04-07
1997-04-01
Killos, Paul J.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560 32, 546101, 546265, 548491, 564164, 564372, 564342, C07C26100, C07C23300
Patent
active
056167768
ABSTRACT:
Intermediates and processes are disclosed which are useful for the preparation of a substantially pure compound of the formula: ##STR1## wherein R.sub.6 and R.sub.7 are each hydrogen or 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
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patent: 5354866 (1994-10-01), Kempf
Stuk, et al J Org. Chem 59, 4040-4041 (1994).
Ghosh, et al J. Org Chem. 58 1025 (1993).
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Haight Anthony R.
Kerdesky Francis A. J.
Leanna M. Robert
Morton Howard E.
Robbins Timothy A.
Abbott Laboratories
Crowley Steven R.
Killos Paul J.
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