Process for the preparation of pure (S,S)-N-(1-ethoxycarbonyl-3-

Details Process for the preparation of pure (S,S)-N-(1-ethoxycarbonyl-3- Process for the preparation of pure (S,S)-N-(1-ethoxycarbonyl-3-

1997-02-05

1998-05-26

Gerstl, Robert

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

Organic compounds

Carboxylic acid esters

C07C 6752

Patent

active

057568120

ABSTRACT:
Process for the preparation of pure (S,S)-N-(1-ethoxycarbonyl-3-phenylpropyl) alanine,in which impure (S,S)-N-(1-ethoxycarbonyl-3-phenylpropyl)alanine is suspended in water, dissolved by heating to the boiling point and separated from insoluble impurities by filtration and the desired end product is then precipitated by cooling, filtered off and dried.

REFERENCES:
patent: 4542234 (1985-09-01), Reiley et al.
Durst, et al., Experimental Organic Chemistry, pp. 70-81, 1980.

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