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.

A.R.

C.P.

Medicine grade

Tech. grade

Appearance

white crystals

white crystals

white crystals

white to light yellow crystals

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

/

/

0.005

0.01

0.1

0.2

0.03

0.2

50

100

0.001

0.002

0.0002

0.0005

0.0005

0.001

KMnO₄ test (0.1N ml/g)

1

2