| Product Name | Diprophylline |
| Synonyms: | 7-(2,3-Dihydroxypropyl)theophylline; Airet; Dilor; Dyphylline; Emfaseem; Lufyllin-EPG; Neothylline; ; 7-[(2S)-2,3-dihydroxypropyl]-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione; 7-[(2R)-2,3-dihydroxypropyl]-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione |
| CAS NO. | 479-18-5 |
| Molecular formula | C10H14N4O4 |
| Molecular structure |
|
| Packing | 25kg woven bag with two layer PE liner |
| Product usage | This product is used in the treatment of bronchial asthma. |
| REACH Registration | NO |
| Class or division | Dangerous GoodsUN NumberPacking GroupG/C---- |
| H.S.CODE | 2939590000 |
| Contact | Tommy Guo |
| Check-Point | Unit | Specifications |
| Appearance | -- | White or Almost White Crystalline Powder |
| Purity | % | 98.0-102.0 |
| Solubility | -- | Freely soluble in water, slightly soluble in alcohol |
| Appearance of solution | -- | The solution is clear and colourless |
| Melting Point | ℃ | 160-164 |
| PH | -- | 5.0-7.5 |
| Acidity or Alkalinity (0.01mol/LNaOH) | ml max | 0.4 |
| Sulphated Ash | % max | 0.1 |
| Related to substances | % max | 1.0 |
| Limit of theophylline | % max | 0.5 |
| Sulfate | % max | 0.5 |
| Chlorides | ppm max | 400 |
| Heavy metals | ppm max | 20 |
| Residue on ignition | % max | 0.15 |
| Related compounds | % max | 1.0 |
| Loss on drying | % max | 0.5 |
