Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1978-02-03
1979-03-13
Tovar, Jose
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07D20726, C07D20744
Patent
active
041442458
ABSTRACT:
1-Hydrocarbon-3,3-diphenyl-4-hydroxymethyl-2-pyrrolidinones and methods for making them from 4,5-dihydro-3,3-diphenyl-4-hydrocarbylaminomethylfuran-2(3H)ones are disclosed. Methods for making the 4,5-dihydro-3,3-diphenyl-4-hydrocarbylaminomethylfuran-2(3H)ones are also disclosed. The novel compounds are useful intermediates for the preparation of pharmacologically active 4-(4,4-disubstitutedpiperidinylmethyl)-3,3-diphenyl-2-pyrrolidinones.
A. H. Robins Company, Inc.
Tovar Jose
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