One-pot process for the preparation of .alpha.-L-aspartyl-L-phen

Details One-pot process for the preparation of .alpha.-L-aspartyl-L-phen One-pot process for the preparation of .alpha.-L-aspartyl-L-phen

1993-06-21

1995-12-19

Dees, Jose G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

562450, C07C22934

Patent

active

054769612

ABSTRACT:
A one-pot process for the preparation of .alpha.-L-aspartyl-L-phenylalanine methyl ester hydrochloride is disclosed (.alpha.-APM(HCl)). .alpha.-APM(HCl) is an intermediate in the preparation of aspartame.

REFERENCES:
patent: 3833553 (1974-09-01), Ariyoshi et al.
patent: 3933781 (1976-01-01), Bachman
patent: 4673744 (1987-06-01), Hisamitsu et al.
patent: 4942255 (1990-07-01), Takahashi et al.
patent: 4946988 (1990-08-01), Hill et al.

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