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Home/Compounds/Pharmaceutical Intermediate/N-Fmoc-S-(4-methoxybenzyl)-L-cysteine
C26H25NO5S
463.5 g/mol
Pharmaceutical Intermediate

Fmoc-Cys(pMeOBzl)-OH

CAS141892-41-3
Category
Pharmaceutical Intermediate
Compound Class
Peptide
Primary Use
Pharmaceutical Intermediate

Fmoc-Cys(pMeOBzl)-OH is a protected cysteine derivative used as a building block in solid-phase peptide synthesis. The Fmoc group protects the amino terminus, while the p-methoxybenzyl (pMeOBzl) group serves as a thiol-protecting moiety, enabling selective deprotection during peptide assembly.

Peptide synthesis building blockLaboratory reagent 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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Identifiers
IUPAC Name

(2R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[(4-methoxyphenyl)methylsulfanyl]propanoic acid

InChIKey

IWZGYHFOLFRYPK-DEOSSOPVSA-N

SMILES

COC1=CC=C(C=C1)CSC[C@@H](C(=O)O)NC(=O)OCC2C3=CC=CC=C3C4=CC=CC=C24

Synonyms (9)
  • Fmoc-Cys(MeOBzl)-OH
  • Fmoc-Cys(Mob)-OH
  • Fmoc-Cys(pMeOBzl)-OH