Proxyphylline 是甲基黄嘌呤衍生物，可用作心脏活化剂、血管扩张剂和支气管扩张剂。

Proxyphylline is a dual of adenosine A1/A2a receptor inhibitor and phosphodiesterase (PDE) inhibitor. Proxyphylline acts as a cardiac stimulant, vasodilator and bronchodilator.

Proxyphylline inhibits tracheal PDE-activity and half-maximum relaxation of tracheal smooth muscle is obtained with 100 μg/mL proxyphylline[1]

603-00-9

C10H14N4O3

238.24

7-(2-Hydroxypropyl)theophylline;羟丙茶碱

DMSO:47 mg/mL (197.28 mM)
Powder: -20°C for 3 years
In solvent: -80°C for 2 years