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/Fmoc-N-methyl-L-isoleucine
C22H25NO4
367.4 g/mol
Pharmaceutical Intermediate

N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-N-methyl-L-isoleucine

CAS138775-22-1
Category
Pharmaceutical Intermediate
Compound Class
Peptide
Primary Use
Pharmaceutical Intermediate

This compound is an Fmoc-protected, N-methylated amino acid derivative used as a building block in solid-phase peptide synthesis. It features a fluorenylmethoxycarbonyl (Fmoc) group for temporary protection of the amine during peptide chain assembly.

Building block for peptide synthesisIntermediate in pharmaceutical manufacturing

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 N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-N-methyl-L-isoleucine?

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 0.80

Fmoc-N-methyl-L-valine

CAS84000-11-3

pharmaceutical intermediate

ApplicationSame Use

Fmoc-N-methyl-L-leucine

CAS103478-62-2

pharmaceutical intermediate

ApplicationSame Use

Fmoc-N-(2,4-dimethoxybenzyl)-Gly-OH

CAS166881-42-1

pharmaceutical intermediate

ApplicationSame Use

Fmoc-L-propargylglycine

CAS198561-07-8

pharmaceutical intermediate

ApplicationSame Use

3-[[(Acetylamino)methyl]thio]-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-valine

CAS201531-76-2

pharmaceutical intermediate

ReferenceSame Category

Methyl 4-nitro-1H-pyrazole-3-carboxylate

CAS138786-86-4

pharmaceutical intermediate

ReferenceSame Category

Fmoc-O-tert-butyl-D-threonine

CAS138797-71-4

pharmaceutical intermediate

ReferenceSame Category

2-cyclopropyl-2-oxoacetic acid

CAS13885-13-7

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
Identifiers
IUPAC Name

(2S,3S)-2-[9H-fluoren-9-ylmethoxycarbonyl(methyl)amino]-3-methylpentanoic acid

InChIKey

IQIOLCJHRZWOLS-XOBRGWDASA-N

SMILES

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

Synonyms (13)
  • FMOC-N-ME-L-ILE-OH
  • Fmoc-MeIle-OH
  • Fmoc-N-Me-Ile-OH
  • Fmoc-N-Me-lle-OH
  • Fmoc-N-methyl-L-isoleucine
  • N-Fmoc-N-methyl-L-isoleucine
  • N-methyl-N-fmoc-l-isoleucine

Sourcing N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-N-methyl-L-isoleucine?

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→