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  5. L-Aspartic acid 4-benzyl ester, 98%, Thermo Scientific Chemicals

L-Aspartic acid 4-benzyl ester, 98%, Thermo Scientific Chemicals

Catalog Number AAL0895614
Click to view available options
Quantity:
5 g
25 g
2177-63-1
C11H13NO4
223.228
MFCD00037208
VGALFAWDSNRXJK-VIFPVBQESA-N
h-asp obzl-oh, l-aspartic acid 4-benzyl ester, l-aspartic acid beta-benzyl ester, beta-benzyl l-aspartate, 2s-2-amino-4-benzyloxy-4-oxobutanoic acid, 4-benzyl l-aspartate, benzyl hydrogen beta-l-aspartate, s-2-amino-4-benzyloxy-4-oxobutanoic acid, 2s-2-amino-4-oxo-4-phenylmethoxybutanoic acid, asp obzl
101186
(2S)-2-amino-4-oxo-4-phenylmethoxybutanoic acid
C1=CC=C(C=C1)COC(=O)CC(C(=O)O)N
2177-63-1
C11H13NO4
223.228
MFCD00037208
VGALFAWDSNRXJK-VIFPVBQESA-N
h-asp obzl-oh, l-aspartic acid 4-benzyl ester, l-aspartic acid beta-benzyl ester, beta-benzyl l-aspartate, 2s-2-amino-4-benzyloxy-4-oxobutanoic acid, 4-benzyl l-aspartate, benzyl hydrogen beta-l-aspartate, s-2-amino-4-benzyloxy-4-oxobutanoic acid, 2s-2-amino-4-oxo-4-phenylmethoxybutanoic acid, asp obzl
101186
(2S)-2-amino-4-oxo-4-phenylmethoxybutanoic acid
C1=CC=C(C=C1)COC(=O)CC(C(=O)O)N

Description

L-Aspartic acid β-benzyl ester is used in the synthesis of peptides with a 1,4-diazepine-2,5-dione ring structure and in development of block copolymers.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
L-Aspartic acid β-benzyl ester is used in the synthesis of peptides with a 1,4-diazepine-2,5-dione ring structure and in development of block copolymers.

Solubility
Insoluble in water.

Notes
Store in cool. Keep container tightly closed in a dry and well-ventilated place. Store away from oxidizing agent.
TRUSTED_SUSTAINABILITY
Melting Point ∽220°C (decomposition)
Beilstein 1983183
Solubility Information Insoluble in water.
Formula Weight 223.23
Percent Purity 98%
Quantity 25 g
Optical Rotation +27.5° (c=1 in 1N HCl)
Chemical Name or Material L-Aspartic acid 4-benzyl ester

Safety and Handling

EINECSNumber 218-541-8
TSCA No
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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