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benzyl (2S)-4-oxo-2-(phenylmethoxycarbonylamino)butanoate

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Origin: China

Cas No: 58578-45-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 58578-45-3 Formula: C19H19NO5 Molecular Weight: 341.35800

Basic Info

Chemical Name	benzyl (2S)-4-oxo-2-(phenylmethoxycarbonylamino)butanoate
Synonyms	N-benzyloxycarbonyl-L-aspartic semi-aldehyde benzyl ester; (S)-benzyl 2-(((benzyloxy)carbonyl)amino)-4-oxobutanoate; (2S)-2-(benzyloxycarbonylamino)-4-oxobutyric acid benzyl ester; Cbz-Asp(CHO)-OBzl; benzyl (2S)-2-(benzyloxycarbonyl)amino-3-formyl propionate; benzyl 4-oxo-2-(s)-[[(phenylmethoxy)carbonyl]amino]butanoate;
CAS No.	58578-45-3
Molecular Formula	C19H19NO5
Molecular Weight	341.35800
PSA	81.70000
LogP	3.00470

Properties

Density	1.223
Boiling Point	534.1ºC at 760 mmHg
Melting Point	80.5-82ºC
Flash Point	276.8ºC
Refractive Index	1.564

Synthesis Route

(2S)-2-(benzyloxycarbonylamino)-4-hydroxybutyric acid benzyl ester→benzyl (2S)-4-oxo-2-(phenylmethoxycarbonylamino)butanoate
(2S)-4-hydroxy-2-(phenylmethoxycarbonylamino)butanoic acid→benzyl (2S)-4-oxo-2-(phenylmethoxycarbonylamino)butanoate
Benzyl chloroformate→benzyl (2S)-4-oxo-2-(phenylmethoxycarbonylamino)butanoate

Precursor

Benzyl chloroformate
(2S)-4-hydroxy-2-(phenylmethoxycarbonylamino)butanoic acid
benzyl bromide
(2S)-2-(benzyloxycarbonylamino)-4-hydroxybutyric acid benzyl ester

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