C21H25NO5
371.4 g/mol
Research ReagentWarning
O-Benzyl-N-((tert-butoxy)carbonyl)-L-tyrosine
CAS2130-96-3EC218-349-4
Category
Research Reagent
Compound Class
Peptide
Primary Use
Research Compound
This compound is a protected derivative of the amino acid tyrosine, where the amino group is blocked by a tert-butoxycarbonyl (Boc) group and the phenolic hydroxyl is protected as a benzyl ether. It is used as a building block in solid-phase peptide synthesis, enabling the selective incorporation of tyrosine derivatives into peptide chains.
Building block for peptide synthesisIntermediate in the preparation of modified peptides
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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Related Compounds
SimilarStructure SimilarSimilarity 0.79
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SimilarStructure SimilarSimilarity 0.76
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Related Reading
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for O-Benzyl-N-((tert-butoxy)carbonyl)-L-tyrosine (CAS 2130-96-3) 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-[(2-methylpropan-2-yl)oxycarbonylamino]-3-(4-phenylmethoxyphenyl)propanoic acid
InChIKey
ZAVSPTOJKOFMTA-SFHVURJKSA-N
SMILES
CC(C)(C)OC(=O)N[C@@H](CC1=CC=C(C=C1)OCC2=CC=CC=C2)C(=O)O
Synonyms (29)
- Boc-L-Tyr(Bzl)-OH
- Boc-O-benzyl-L-Tyr
- Boc-O-benzyl-L-tyrosine
- Boc-Tyr(Bn)
- Boc-Tyr(Bzl)-OH
- Boc-Tyr(Bzl)-OH, >=99.0% (T)
- Boc-Tyr(OBn)
- Boc-Tyr(OBn)-OH
- N-Boc-O-Benzyl-tyrosine
- N-Boc-O-benzyl-L-tyrosine
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