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    204251-24-1

    Catalog No. EBD2221860

    CAS 204251-24-1

    Name (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(tert-butoxy)-5-oxopentanoic acid hydrate

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    Basic Information

    Synonyms: (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-(tert-butoxy)-5-oxopentanoicacidhydrate Fmoc-L-Glutamicacid-O-tert-butylesterhydrate N-Fmoc-L-glutamicacidgamma-tert-butylestermonohydrate N-(9-Fluorenylmethoxycarbonyl)-L-glutamicacid-O-tert-butylestermonohydrate (2S)-5-tert-butoxy-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-5-oxopentanoicacidhydrate(non-preferredname) (2S)-5-tert-butoxy-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-5-oxopentanoate Fmoc-L-Glu(OtBu)-OHHydrate Fmoc-Glu(OtBu)-OH·H2O Fmoc-Glu(tBu)-OH·H2O Fmoc-Glu(Otbu)-OhH2O FMOC-L-GLUTAMIC?ACID?O-TERT-BUTYL?ESTER?MONOHYDRATE FMOC-L-GLUTAMICACIDO-TERT-BUTYLESTERMONOHYDRATE

    Molecular Formula: C24H29NO7

    Molecular Weight: 443.49

    MDL Number: MFCD00150485

    Categories: Medicinal Chemistry > Pharmaceutical Intermediates > Drug Synthesis Building Blocks Medicinal Chemistry > Biochemicals and Life Science Reagents > Peptides and Peptidomimetics

    Product Description:
    Fmoc-L-glutamic acid 1-tert-butyl ester monohydrate is a protected amino acid derivative widely used in solid-phase peptide synthesis (SPPS). Its chemical structure features an L-glutamic acid core with two orthogonal protecting groups: the N-terminal amine is protected by a base-labile 9-fluorenylmethoxycarbonyl (Fmoc) group, while the γ-carboxylic acid side chain is protected by an acid-labile tert-butyl (OtBu) ester. This protection scheme allows for the selective deprotection and sequential coupling of amino acids during peptide chain assembly. This compound serves as a crucial building block for introducing glutamic acid residues into synthetic peptides. The protected side chain is essential for preventing unwanted side reactions during synthesis. It is a fundamental reagent in the production of therapeutic peptides, peptide hormones, and research peptides where glutamic acid's role in structure, function, or as a site for further modification (e.g., conjugation) is required. The monohydrate form ensures stability and consistent handling.
    Physical Properties

    Melting Point: 86-89 °C(lit.)

    Boiling Point: 633.5 °C at 760 mmHg

    Flash Point: 336.9 °C

    Storage: 2-8°C

    Analytical Data

    Appearance: white fine powder

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