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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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