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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