Products
Pharmaceutical intermediate products
Product name: Glutaric anhydride
CAS RN: 108-55-4
Molecular formula: C5H6O3
Molecular weight: 104.10
Structural formula:
Properties: white acicular crystal. Soluble in ethyl ether, ethyl alcohol and tetrahydrofuran.
Uses: Functions as intermediate for synthetic chemical, pharmaceutical material and biological pharmacy.
Quality index
Quality index |
Index |
Test method |
Appearance |
White acicular crystal |
Visual inspection |
Content, % |
≥98 |
QB |
Melting point, ℃ |
55~56 |
Automatic melting point detector |
Ignition residue, ppm |
≤500 |
GB/T511 |
Water insoluble matter, ppm |
≤50 |
GB/T268 |
Moisture, % |
≤0.1 |
GB/T260 |
Clarity of solution, # |
≤50 |
Pt-Co method |
Packing: fiber drum lined with plastic, net weight 25kg/drum.
Storage: Keep in cool and dry place, to protect from fire, direct sunlight and damp.