Process for the preparation of N-L-aminodicarboxylic acid esters

Details Process for the preparation of N-L-aminodicarboxylic acid esters Process for the preparation of N-L-aminodicarboxylic acid esters

1987-11-13

1988-09-27

Brust, Joseph Paul

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

560169, C07C11700

Patent

active

047740272

ABSTRACT:
This present invention provides an improved method for producing N-L-aspartyl-D-alanine fenchyl ester or N-L-aspartyl-methylalanine fenchyl ester and new compositions of fenchol derivatives which are intermediate compositions in the preparation of the above described fenchyl esters.

REFERENCES:
patent: 2286169 (1942-06-01), Hechenbleikner
patent: 3475403 (1969-10-01), Mazur et al.
patent: 3532741 (1970-10-01), Fukunaga
patent: 3786039 (1974-01-01), Ariyoshi et al.
patent: 3833553 (1974-09-01), Ariyoshi et al.
patent: 3839395 (1974-10-01), Otsuka et al.
patent: 3879372 (1975-04-01), Boesten
patent: 3933781 (1976-01-01), Bachman et al.
Pedrosa, et al.; C.A. 106:85001f (1987).

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