Succinic anhydride
Succinic anhydride (also called Butanedioic anhydride) is a colorless acicular and granular crystal with the molecular
formula C4H4O3, soluble in ethanol, trichloromethane and carbon tetrachloride. As important organic intermediates,
it is widely used in pharmaceutical, pesticide, food processing, coating, synthetic resin and dye industry.
Product Name:Succinic anhydride
CAS Numbe: 108-30-5
EINECS: 203-570-0
Molecular Structur:
Molecular Formula:C4H4O3
Molecular Weigh:100.07
Product Properties:
Melting point: 118 ºC
Boiling point: 261 ºC
Water solubility: <0.1 g/100 mL at 21 ºC (decomposes)
Technical data:
Name | Specification (%) | ||
NO. | Item | Food grade | Industrial grade |
1 | Appearance | White sheet solid | White sheet solid |
2 | Content % | ≥99.0 | ≥98.0 |
3 | Free succinic acid% | ≤0.3 | ≤1.2 |
4 | Unsaturates (maleic anhydride) % | ≤0.2 | ≤1.5 |
5 | Melting point ℃ | 118-120 | 115-118 |
6 | Sulfide % | ≤0.04 | ≤0.05 |
7 | Chloride % | ≤0.015 | ≤0.02 |
8 | Heavy metal % | ≤0.001 | ≤0.0018 |
9 | Ignition residue % | ≤0.01 | ≤0.02 |
Package and storage:
Packed in 25kg Plastic weaved bag or 25kg Cardboard drum
