C23H27NO5
397.5 g/mol
Research ReagentWarning
N-((9H-Fluoren-9-ylmethoxy)carbonyl)-O-isopropyl-L-threonine
CAS71989-35-0EC276-261-1
Category
Research Reagent
Compound Class
Peptide
Primary Use
Research Compound
This compound is an Fmoc-protected amino acid reagent used in solid-phase peptide synthesis. It features a fluorenylmethyloxycarbonyl (Fmoc) protecting group and tert-butyl ether side-chain protection, making it suitable for the stepwise assembly of peptides.
Solid-phase peptide synthesisLaboratory peptide 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 0.77
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N-Fmoc-6-aminohexanoic acid
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ReferenceSame Category
O-tert-Butyl-L-threonine methyl ester hydrochloride
CAS71989-43-0
research compound
ReferenceSame Category
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ReferenceSame Category
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Referencestereoisomer of
Fmoc-O-tert-butyl-D-threonine
CAS138797-71-4
pharmaceutical intermediate
Related Reading
Safety Reference
Warning
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for N-((9H-Fluoren-9-ylmethoxy)carbonyl)-O-isopropyl-L-threonine (CAS 71989-35-0) is 2924.29.
HS code (international, 6-digit)
2924.29
EU CN code (8-digit)
2924 29 70
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
2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[(2-methylpropan-2-yl)oxy]butanoic acid
InChIKey
LZOLWEQBVPVDPR-UHFFFAOYSA-N
SMILES
CC(C(C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13)OC(C)(C)C
Synonyms (8)
- Fmoc-D-Thr(But)-OH
- Fmoc-Thr(But)-OH
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