L-Aspartic acid 4-benzyl ester, 98%

Name: L-Aspartic acid 4-benzyl ester, 98%
SKU: L08956.06

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

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Catalog number L08956.06

also known as L08956-06

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5 g

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Chemical Identifiers

CAS2177-63-1

IUPAC Name2-amino-4-(benzyloxy)-4-oxobutanoic acid

Molecular FormulaC11H13NO4

InChI KeyVGALFAWDSNRXJK-UHFFFAOYNA-N

SMILESNC(CC(=O)OCC1=CC=CC=C1)C(O)=O

Specifications

Specification Sheet

Assay (Non-aqueous acid-base Titration)> 97.5%

FormPowder

Optical Rotation+27.5? ? 1.5? (c=1 in 1N HCl)

Appearance (Color)White

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.

RUO – Research Use Only

General References:

K W Marck; C H Wildevuur; W L Sederel; A Bantjes; J Feijen. Biodegradability and tissue reaction of random copolymers of L-leucine, L-aspartic acid, and L-aspartic acid esters. Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis,1977, 11 (3), 405-422.
Lei Wang, Rong Zeng; Chao Li; Renzhong Qiao; Lei Wang; Rong Zeng; Chao Li; Renzhong Qiao. Self-assembled polypeptide-block-poly(vinylpyrrolidone) as prospective drug-delivery systems. Colloids and Surfaces B: Biointerfaces. 2009, 74 (1), 284-292.