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  • Product
     

    Succinic Anhydride

     

     

    Additional name:

     

     

    Succinic acid anhydride; Succinyl oxide; Bernsteinsaure anhydride; Butanedioic anhydride; Dihydro-2.5-furandione

    CAS: 108-30-5
    Molecular formula: CH2CH2COOCO             C4H4O3

    Structure type:

    Molecular weight: 100.08
    Properties: colorless acicular crystals or granules. Soluble in ethanol, chloroform and carbon tetrachloride; slightly soluble in water and ethyl ether. Decomposes in hot water to succinic acid. mp 119.6, bp 261℃, d 1.503.
    Precaution: uccinic anhydride is irritating to eye and mucosa. Wash with large amount of water in case of eye contact. Seek medical attention if needed.
    Use: as analytical reagent; in manufacturing drug, agrochemcial, resin, etc.
    Packaging & Storage: plastic lined woven bag, net weight 25kg. Store in a cool dry place.


    Specification:
     

     
    A.R.
    C.P.
    Medicine grade
    Tech. grade
    Appearance
    white crystals
    white crystals
    white crystals
    white to light yellow crystals
    Assay %
    99.0-100.5
    98.0-100.5
    99.0
    98.0
    mp ℃
    118-122
    118-122
    117-121
    116-121
    Water dissolution test
    pass
    pass
    /
    /
    Residue on ignition %
    0.005
    0.01
    0.1
    0.2
    Cl %
    0.03
    0.2
      
       
    Color (APHA) %
      
        
    50
    100
    Pb %
       
    0.001
    0.002
       
    As %
       
    0.0002
    0.0005
       
    Fe %
       
    0.0005
    0.001
       
    KMnO4 test (0.1N ml/g)
       
    1
    2
       





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