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    Chemical structure of (5S)-5-Methyl-2-Pyrrolidinone , CAS 1558-60-7, AChemBlock S79277

    (5S)-5-Methyl-2-Pyrrolidinone

    Catalog ID: S79277

    Product Name: (5S)-5-Methyl-2-Pyrrolidinone
    CAS: 1558-60-7
    MDL: MFCD19216982
    Purity: 97%
    Appearance: yellow liquid or crystal
    FW: 99.13
    Formula: C₅H₉NO
    Smiles: C[C@H]1CCC(=O)N1
    (5S)-5-Methyl-2-Pyrrolidinone 97%, CAS#: 1558-60-7, Cat ID: S79277, BUILDING BLOCKS, AChemBlock
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    update on 07-31-2026

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    Safety Information
    Safety Information
    Pictograms GHS05 GHS07
    Signal Word Danger
    Hazard Statements Harmful if swallowed
    Causes serious eye damage
    Precautionary Statements Wash hands thoroughly after handling.
    Do not eat, drink or smoke when using this product.
    Wear protective gloves/protective clothing/eye protection/face protection.
    Immediately call a POISON CENTER or doctor/physician.
    Rinse mouth.
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances yellow liquid or crystal
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name (s)-5-methylpyrrolidin-2-one
    HTS Code 293379
    Smiles C[C@H]1CCC(=O)N1
    InChiKey YVIVRJLWYJGJTJ-BYPYZUCNSA-N
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