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    N-Boc-DL-pyroglutamic acid ethyl ester, CAS 251924-83-1, is in stock from AChemBlock as a research-use protected amine building block.
    Chemical structure of N-Boc-DL-pyroglutamic acid ethyl ester , CAS 251924-83-1, AChemBlock P39351

    N-Boc-DL-pyroglutamic acid ethyl ester

    Catalog ID: P39351

    Product Name: N-Boc-DL-pyroglutamic acid ethyl ester
    CAS: 251924-83-1
    MDL: MFCD04113945
    Purity: 95%
    Appearance: pale yellow liquid
    FW: 257.29
    Formula: C₁₂H₁₉NO₅
    Smiles: CCOC(=O)C1CCC(=O)N1C(=O)OC(C)(C)C
    N-Boc-DL-pyroglutamic acid ethyl ester 95%, CAS#: 251924-83-1, Cat ID: P39351, BUILDING BLOCKS, AChemBlock
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    For research use only. We do not sell to patients
    Grouped product items
    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:1G List Price: $6 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock San Francisco Estimated Ship Time:

    Jul 31,2026

    Packaging:5G List Price: $27 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock San Francisco Estimated Ship Time:

    Jul 31,2026

    Packaging:25G List Price: $95 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock San Francisco Estimated Ship Time:

    Jul 31,2026

    update on 07-30-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word Warning
    Hazard Statements Causes skin irritation
    Causes serious eye irritation
    May cause respiratory irritation
    Precautionary Statements Avoid breathing dust/fume/gas/mist/vapours/spray.
    Product Information
    Product Information
    Product Information
    Purity 95%
    Appearances pale yellow liquid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 1-(tert-butyl) 2-ethyl 5-oxopyrrolidine-1,2-dicarboxylate
    HTS Code 2922498000
    Smiles CCOC(=O)C1CCC(=O)N1C(=O)OC(C)(C)C
    InChiKey YWWWGFSJHCFVOW-UHFFFAOYSA-N
    Product Description N-Boc-DL-pyroglutamic acid ethyl ester (CAS 251924-83-1, Catalog ID P39351) is in stock from AChemBlock. This product is listed for research use and can support medicinal chemistry, organic synthesis, and laboratory research applications. Please contact AChemBlock for quotation, pack size, purity, COA, SDS, and lead-time information.
    Product Application Used as a research-use protected building block for organic synthesis, medicinal chemistry, and drug discovery research.
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