Home > Chiral Compounds> N-Carbobenzyloxy-L-aspartic Acid 1-Benzyl Ester

N-Carbobenzyloxy-L-aspartic Acid 1-Benzyl Ester

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Origin: China

Cas No: 4779-31-1

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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Products Specification
Product Description

Quick Details
CAS No.:
4779-31-1
Other Names:
Z-L-aspartic acid alpha-benzyl ester
MF:
C19H19NO6
EINECS No.:
N/A
Place of Origin:
Hubei, China
Type:
Amino acid intermediate
Purity:
99%min
Brand Name:
Watsonbiotech
Model Number:
Watson
Application:
Amino acid intermediate
Appearance:
white powder
Melting point:
83-85°C
Boiling point:
583.5±50.0 °C(
Packaging&Delivery
Packaging Details
Z-Asp-OBzl/Cbz-L-Asp-OBzl Cas 4779-31-1
1g/bag,10g/bag, or as you require

Property

CAS No.: 4779-31-1 Formula: C19H19NO6 Molecular Weight: 357.35700

Basic Info

Chemical Name	N-Carbobenzyloxy-L-aspartic Acid 1-Benzyl Ester
Synonyms	(3S)-4-oxo-4-phenylmethoxy-3-(phenylmethoxycarbonylamino)butanoic acid;
CAS No.	4779-31-1
Molecular Formula	C19H19NO6
Molecular Weight	357.35700
PSA	101.93000
LogP	2.89040

Properties

Appearance & Physical State	White Powder
Density	1.293 g/cm3
Boiling Point	583.5ºC at 760 mmHg
Melting Point	80-86ºC
Flash Point	306.7ºC
Refractive Index	1.581
Storage Condition	Store at RT.

Synthesis Route

3-Pyridinemethanol+Isopropenyl chloroformate→(2S)-4-oxo-4-phenylmethoxy-2-(phenylmethoxycarbonylamino)butanoic acid+N-Carbobenzyloxy-L-aspartic Acid 1-Benzyl Ester
N-Carbobenzyloxy-L-aspartic acid+Benzyl chloroformate→(2S)-4-oxo-4-phenylmethoxy-2-(phenylmethoxycarbonylamino)butanoic acid+N-Carbobenzyloxy-L-aspartic Acid 1-Benzyl Ester
N-Carbobenzyloxy-L-aspartic acid+benzyl alcohol→(2S)-4-oxo-4-phenylmethoxy-2-(phenylmethoxycarbonylamino)butanoic acid+N-Carbobenzyloxy-L-aspartic Acid 1-Benzyl Ester

Precursor

Benzyl chloroformate
Isopropenyl chloroformate
N-(benzyloxycarbonyl)-L-aspartic acid-4-chloride-1-benzyl ester
N-Carbobenzyloxy-L-aspartic acid

Downstream Product

benzyl 4-amino-4-oxo-2-(phenylmethoxycarbonylamino)butanoate
benzyl (2S)-4-oxo-2-(phenylmethoxycarbonylamino)butanoate
Z-ASP(ONP)-OBZL
1-O-benzyl 4-O-[4-oxo-4-phenylmethoxy-3-(phenylmethoxycarbonylamino)butanoyl] 2-(phenylmethoxycarbonylamino)butanedioate

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