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Home/Compounds/Pharmaceutical Intermediate/N-Fmoc-S-trityl-D-cysteine
C37H31NO4S
585.7 g/mol
Pharmaceutical IntermediateWarning

Fmoc-D-Cys(Trt)-OH

CAS167015-11-4EC695-151-8
Category
Pharmaceutical Intermediate
Compound Class
Peptide
Primary Use
Pharmaceutical Intermediate

Fmoc-D-Cys(Trt)-OH is a protected derivative of D-cysteine used as a building block in solid-phase peptide synthesis. It features an Fmoc (9-fluorenylmethoxycarbonyl) protecting group on the amino group and a trityl (Trt) group on the thiol side chain, enabling selective deprotection during peptide assembly.

Building block for solid-phase peptide synthesisIntermediate in the production of custom peptides for research

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 0.80

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Tert-Butyl [cis-4-hydroxycyclohexyl]carbamate

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ReferenceSame Category

2-[2-(3-Methoxyphenyl)ethyl]phenol

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Related Reading

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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.

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Safety Reference

Harmful
Harmful
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Identifiers
IUPAC Name

(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-tritylsulfanylpropanoic acid

InChIKey

KLBPUVPNPAJWHZ-UUWRZZSWSA-N

SMILES

C1=CC=C(C=C1)C(C2=CC=CC=C2)(C3=CC=CC=C3)SC[C@H](C(=O)O)NC(=O)OCC4C5=CC=CC=C5C6=CC=CC=C46

Synonyms (12)
  • Fmoc-D-Cys(Trt)-OH
  • Fmoc-S-trityl-D-cysteine
  • N-Fmoc-S-trityl-D-cysteine

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