Proxyphylline

Proxyphylline is a methylxanthine and derivative of theophylline. Proxyphylline relaxes smooth muscles, particularly bronchial muscles. This xanthine most likely exerts its effect by inhibiting cAMP or cGMP phosphodiesterases, thereby increasing levels of the second messenger cAMP or cGMP intracellularly. It is grouped under the following drug class(es): Bronchodilators and Methylxanthines. The directory classifies it as a commercial API with a synthetic source/manufacturing origin. Other names for this substance include Spantin and Thean. Its PubChem CID is 4977.

CAS No 603-00-9
Molecular Formula C10H14N4O3
Molecular Weight 238.24 g/mol
Synonyms 7-(2-hydroxypropyl)-1,3-dimethylpurine-2,6-dione

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