ChemAbout

ChemAbout is a B2B platform where chemical buyers and suppliers discover each other.

Post a purchase requestList your products (for suppliers)
© 2026 ChemAbout
Compound Index|Demand Board|Insights|Exhibitions|Compliance|Help Center|Privacy Policy|Terms of Service|[email protected]
Home/Compounds/Pharmaceutical Intermediate/O-benzyl-L-tyrosine
C16H17NO3
271.31 g/mol
Pharmaceutical Intermediate

O-Benzyl-L-tyrosine

CAS16652-64-5EC240-699-1
Category
Pharmaceutical Intermediate
Compound Class
Peptide
Primary Use
Pharmaceutical Intermediate

O-Benzyl-L-tyrosine is a protected derivative of the amino acid L-tyrosine, featuring a benzyl group attached to the phenolic oxygen. It is primarily used as a building block in solid-phase peptide synthesis, where the benzyl group serves as a temporary protecting group.

Pharmaceutical intermediate for peptide synthesisBuilding block in 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.

Sourcing O-Benzyl-L-tyrosine?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→

Related Compounds

SimilarStructure SimilarSimilarity 0.78

O-Benzyl-L-tyrosine benzyl ester hydrochloride

CAS52142-01-5

research compound

SimilarStructure SimilarSimilarity 0.78

(S)-Benzyl 2-amino-3-(4-(benzyloxy)phenyl)propanoate

CAS52799-86-7

pharmaceutical intermediate

ReferenceSame Category

L-Proline benzyl ester hydrochloride

CAS16652-71-4

pharmaceutical intermediate

ReferenceSame Category

L-Isoleucine benzyl ester 4-toluenesulphonate

CAS16652-75-8

pharmaceutical intermediate

ReferenceSame Category

L-Valine benzyl ester 4-toluenesulfonate

CAS16652-76-9

pharmaceutical intermediate

ReferenceSame Category

4,6-Dichloronicotinonitrile

CAS166526-03-0

pharmaceutical intermediate

Related Reading

Therapeutic Peptides in 2026: This Year's Breakthroughs

2026 has been a concentrated year for peptide therapeutics. Efficacy reached a new high in late-stage trials, the obesity field moved beyond the incretins to amylin, the oral route reached weight management, and peptide-guided radioligand therapy kept advancing — each point tied to a specific 2025–2026 result.

Read more

Customs Tariff Classification

The international HS code for O-Benzyl-L-tyrosine (CAS 16652-64-5) is 2922.50.

HS code (international, 6-digit)

2922.50

EU CN code (8-digit)

2922 50 00

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-amino-3-(4-phenylmethoxyphenyl)propanoic acid

InChIKey

KAFHLONDOVSENM-HNNXBMFYSA-N

SMILES

C1=CC=C(C=C1)COC2=CC=C(C=C2)C[C@@H](C(=O)O)N

Synonyms (19)
  • 4-(Benzyloxy)phenylalanine #
  • 4-Benzyloxy-L-phenylalanine
  • H-Tyr(Bn)-OH
  • H-Tyr(Bzl)-Oh
  • L-TYROSINE BENZYL ETHER
  • L-Tyrosine, O-(phenylmethyl)-
  • O-(PHENYLMETHYL)-L-TYROSINE
  • O-BENZYL-L-TYR
  • O-Benzyl-L-tyrosine
  • O-benzyltyrosine
  • Tyr(Bn)
  • Tyr(Bzl)
  • Tyrosine, O-(phenylmethyl)-

Sourcing O-Benzyl-L-tyrosine?

Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.

Post a Purchase Request→Supplier? List your product for this CAS→