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Isobutanol

  • Post Date:

    Oct 27,2025

  • Expiry Date:

    Apr 25,2026

  • Detailed Description:

    Cas No. :78-83-1

    1. Product overview

    Product name Isobutanol CAS NO. 78-83-1
    Alias 2-Methyl-1-propanol, isobutyl alcohol English name Isobutanol
    Molecular formula C4H10O Molecular weight 74.122
    Melting point -108℃ Boiling point 108℃
    Flash point 27.8℃ Density (water =1) 0.802
    (air =1) 2.55
    Solubility Soluble in water, freely soluble in ethanol and ether. Explosion limit 1.2%-10.9%
    Appearance & Property Colorless transparent liquid with slight pentanol smell. it has strong refraction.

    2. Quality Index

    Item Index
    Appearance Colorless transparent liquid
    Content fraction of Isobutanol % ≥ 99
    Mass fraction of moisture % ≤ 0.15
    Acidity (calculated by acetic acid) % ≤ 0.003
    Residue on evaporation%≦ 0.004

    3, Main uses
    It is used as a raw material for organic synthesis, as a high-grade solvent, analytical reagent, chromatographic reagent and extractant.

    Packing weight:160 kg/drum.

  • CAS Registry Number:

    78-83-1

  • Synonyms:

    ;Isobutanol;Isobutyl alcohol;Iso-Butanol;Iso Butanol;Natural Isobutyl Alcohol;

  • Molecular Formula:

    C4H10O

  • Molecular Weight:

    74.12

  • Molecular Structure:

    78-83-1 2-Methyl-1-propanol

  • Hazard Symbols:

     Xi:Irritant;

  • Risk Codes:

    R10:;
    R37/38:;
    R41:;
    R67:;

  • Safety Description:

    S13:;
    S26:;
    S37/39:;
    S46:;
    S7/9:;
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