AMINOPHYLLINE

Aminophylline (CAS 317-34-0) is a xanthine-derivative bronchodilator combining theophylline and ethylenediamine, supplied (not manufactured) by Ningbo Pangs Chem Co., Ltd. to pharmaceutical grade. It is used clinically for asthma, COPD, and bronchospasm by relaxing airway smooth muscle via phosphodiesterase inhibition, though it requires careful dosing given its narrow therapeutic index. Samples are available, and the product is distributed across North and South America, Western and Eastern Europe, Australasia, Asia, the Middle East, and Africa.