METHOD FOR PREPARING AND PURIFYING AN N-ALKYLATED ASPARTAME DERIVATIVE

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专利权人:

NUTRASWEET PROPERTY HOLDINGS; INC.

发明人:

PRAKASH, INDRA

申请号：

HU0001453

公开号：

HU228676B1

申请日:

1998.01.29

申请国别(地区):

HU

年份:

2013

代理人:

摘要：

A method is disclosed for preparing and purifying N-[N-(3,3-dimethylbutyl)-L- alpha -aspartyl]-L-phenylalanine 1-methyl ester from aspartame and 3,3-dimethylbutyraldehyde by hydrogenation in an organic solvent solution followed by the formation of an aqueous/organic solvent solution having an organic solvent content of about 17% to about 30% by weight of the aqueous/organic solvent solution.

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