Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Reexamination Certificate
2006-02-14
2006-02-14
Solola, Taofio (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
Reexamination Certificate
active
06998502
ABSTRACT:
A process for the manufacture of α-Difluoromethylornithine, analogs and derivatives is described from ornithine hydrochloride or from Nδ-phthaloyl ornithine hydrochloride, conversion to an alkyl ester, conversion to solid derivatives through the formation of Schiff bases, subsequent halomethylation using suitable bases and hydrolysis.
REFERENCES:
patent: 4330559 (1982-05-01), Bey et al.
Chebolu Ravikrishna
Majeed Muhammed
Nagabhushanam Kalyanam
Rapole Keshava Rao
Appelbaum, Esq. Benjamin
Law Offices of Mitchell P. Novick
Sabinsa Corporation
Shiao Robert
Solola Taofio
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