C12H13NO6
267.23 g/mol
Pharmaceutical IntermediateWarning
N-Carbobenzoxy-L-aspartic acid
CAS1152-61-0EC214-568-4
Category
Pharmaceutical Intermediate
Compound Class
Peptide
Primary Use
Pharmaceutical Intermediate
N-Carbobenzoxy-L-aspartic acid is a protected amino acid derivative commonly used as a building block in peptide synthesis. Its structure features a benzyloxycarbonyl (Cbz) protecting group attached to the amino group of L-aspartic acid, enabling selective reactions during the assembly of peptide chains.
peptide synthesis intermediatebuilding block for solid-phase peptide synthesis
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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ReferenceSame Category
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Related Reading
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for N-Carbobenzoxy-L-aspartic acid (CAS 1152-61-0) is 2924.29.
HS code (international, 6-digit)
2924.29
EU CN code (8-digit)
2924 29 70
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(2S)-2-(phenylmethoxycarbonylamino)butanedioic acid
InChIKey
XYXYXSKSTZAEJW-VIFPVBQESA-N
SMILES
C1=CC=C(C=C1)COC(=O)N[C@@H](CC(=O)O)C(=O)O
Synonyms (27)
- Carbobenzoxy-L-aspartic acid
- Cbz-Asp-OH
- Cbz-L-Asp
- J80.205K
- N-CBZ aspartic acid
- N-Cbz-L-aspartic Acid
- N-Z-L-aspartic acid
- Z-ASPARTIC ACID
- Z-Asp-OH
- Z-L-Asp-OH
- Z-L-aspartic acid
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