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Home/Compounds/Pharmaceutical Intermediate/(5S,8S,11S,12R)-11-((S)-sec-butyl)-1-(9H-fluoren-9-yl)-5,8-diisopropyl-12-methoxy-4,10-dimethyl-3,6,9-trioxo-2-oxa-4,7,10-triazatetradecan-14-oic acid
C36H51N3O7
637.8 g/mol
Pharmaceutical IntermediateWarning

(5S,8S,11S,12R)-11-((S)-sec-butyl)-1-(9H-fluoren-9-yl)-5,8-diisopropyl-12-methoxy-4,10-dimethyl-3,6,9-trioxo-2-oxa-4,7,10-triazatetradecan-14-oic acid

CAS863971-44-2EC863-366-8
Category
Pharmaceutical Intermediate
Compound Class
Peptide
Primary Use
Pharmaceutical Intermediate

This compound is a peptide synthesis intermediate, specifically a protected amino acid derivative featuring a fluorenylmethoxycarbonyl (Fmoc) protecting group. It is a complex, flexible molecule with multiple stereocenters, commonly used in solid-phase peptide synthesis for constructing modified peptide chains.

Peptide synthesis intermediateBuilding block for 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 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.

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Safety Reference

Harmful
Harmful
Health Hazard
Health Hazard
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H351Suspected of causing cancer
Identifiers
IUPAC Name

(3R,4S,5S)-4-[[(2S)-2-[[(2S)-2-[9H-fluoren-9-ylmethoxycarbonyl(methyl)amino]-3-methylbutanoyl]amino]-3-methylbutanoyl]-methylamino]-3-methoxy-5-methylheptanoic acid

InChIKey

SMVBIYSFDNRJJI-FCUBIXSHSA-N

SMILES

CC[C@H](C)[C@@H]([C@@H](CC(=O)O)OC)N(C)C(=O)[C@H](C(C)C)NC(=O)[C@H](C(C)C)N(C)C(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13

Synonyms (11)
  • Fmoc-3VVD-OH (GMP)
  • Fmoc-3VVD-OH?

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