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

L-Aspartic acid 4-benzyl ester, 98%

Catalog No. AAL0895606
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Catalog No. AAL0895606 Supplier Thermo Scientific Chemicals Supplier No. L0895606
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Description

CAS: 2177-63-1 | C11H13NO4 | 223.228 g/mol

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.

Chemical Identifiers

CAS 2177-63-1
Molecular Formula C11H13NO4
Molecular Weight (g/mol) 223.228
MDL Number MFCD00037208
InChI Key VGALFAWDSNRXJK-VIFPVBQESA-N
Synonym 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
PubChem CID 101186
IUPAC Name (2S)-2-amino-4-oxo-4-phenylmethoxybutanoic acid
SMILES C1=CC=C(C=C1)COC(=O)CC(C(=O)O)N

Specifications

Melting Point ∽220°C (decomposition)
Beilstein 1983183
Solubility Information Insoluble in water.
Quantity 5 g
Formula Weight 223.23
Optical Rotation +27.5° (c=1 in 1N HCl)
Percent Purity 98%
Chemical Name or Material L-Aspartic acid 4-benzyl ester

Safety and Handling

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

RUO – Research Use Only