METHOD FOR THE PREPARATION OF 4-FLUORO-ALPHA-[2-METHYL-1-OXOPROPYL]-GAMMA-OXO-N-BETA-DIPHENYLBENZENEBUTANAMIDE AND PRODUCTS THEREFROM

METHOD FOR THE PREPARATION OF 4-FLUORO-ALPHA-[2-METHYL-1-OXOPROPYL]-GAMMA-OXO-N-BETA-DIPHENYLBENZENEBUTANAMIDE AND PRODUCTS THEREFROM

A method for the preparation of 4-fluoro-α-[2-methyl-1-oxopropyl]-γ-oxo-N- -diphenylbenzenebutanamide also known as 2-[2-(4-fluorophenyl)-2-oxo-1-phenylethyl]-4-methyl-3-oxo-pentanoic acid phenylamide of the formula I containing about 0.1% or less of α-[2-methyl-1-oxopropyl]-γ-oxo-N- -diphenylbenzen...

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Hauptverfasser: KISHORE K. NANDA, CHAUDHARI NARENDRA P, PAI GANESH GURPUR, ANJANEYULU N, GHOGARE B. N
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Zusammenfassung:A method for the preparation of 4-fluoro-α-[2-methyl-1-oxopropyl]-γ-oxo-N- -diphenylbenzenebutanamide also known as 2-[2-(4-fluorophenyl)-2-oxo-1-phenylethyl]-4-methyl-3-oxo-pentanoic acid phenylamide of the formula I containing about 0.1% or less of α-[2-methyl-1-oxopropyl]-γ-oxo-N- -diphenylbenzene butanamide, about 0.05% or less of difluoro-α-[2-methyl-1-oxopropyl]-γ-oxo-N- -diphenylbenzene butanamide and about 0.1% or less of 3-[2-(4-Fluorophenyl)-2-oxo-1-phenyl-ethoxy]-4-methyl-pent-2-enoic acid phenylamide.