Buy Diprophylline (dyphylline) Powder Raw Bronchial Asthma Drug Online CAS 479-18-5
Diprophylline Specification
Product Name: Dihydroxypropyl theophylline
CAS: 479-18-5
Standard: Enterprise Standard
Level: Medical grade
Content: 99%
Appearance: white crystal
Packing: 25kg/cardboard drum detachable
Physical and chemical properties: White crystalline powder. The temperature of 158 ° C (159-163.5 ° C). Soluble in water, 1 gram of this product can be dissolved in 3 ml of water (25 ° C); solubility in ethanol 2 g / 100 ml, 1 g / 100 ml in chloroform. Odorless, bitter.
Category: Pharmaceutical raw materials
Deferred product: asthma
Use: For bronchial asthma
What is Diprophylline?
Diprophylline or dyphylline (USAN) (trade names Dilor, Lufyllin), is a xanthine derivative with bronchodilator and vasodilator effects. It is used in the treatment of respiratory disorders like asthma, cardiac dyspnea, and bronchitis. It acts as an adenosine receptor antagonist and phosphodiesterase inhibitor.
Diprophylline Certificate of Analysis
Product name |
Diprophylline |
CAS No. |
479-18-5 |
Outer Packing |
25KG/drum |
Production date |
20171016 |
Shelf life |
20211015 |
Standard adopted |
EP7.0/BP2010/USP34 |
Items of analysis |
Specification |
Results |
Appearance |
White powder or granule |
Conform |
Melting point |
160~164℃ |
|
Identification |
Positive reaction |
Conform |
Solution clarity |
Clarify |
Conform |
Chloride |
≤280ppm |
Conform |
Relative substance |
≤1.0% |
Conform |
Loss on drying |
≤0.5% |
0.13% |
Burning residue |
≤0.15% |
0.02% |
Heavy metal |
≤20ppm |
Conform |
Assay |
≥98% |
|
Conclusion |
Qualified |