Reactory BETA

theophylline

C₇H₈N₄O₂
100%
Structural formula of theophylline

theophylline, 1,3-dimethyl-7H-purine-2,6-dione, 1,3-dimethylxanthine

Phosphodiesterase inhibitor often used during lung disease attacks (for example asthma and COPD). Odorless, white, crystalline powder.

H301P264P270P321P330P405P501
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Physical characteristics

Molecular mass 180
Density 1.5 kg/m³
Melting point 273 ℃523 ℉546 K 
Boiling point 454 ℃849 ℉727 K 
Partition coeff. (logP) -0.02
Solubility (water)0.04 mol/L7.21 g/L 

Pharmacology

For educational purposes only, talk to your doctor before applying any of this information to yourself

BCS class Ⅰ
Unbound fraction 
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    		• 0.46
    ↪ Protein binding54%
    Compound added to the database on June 14, 2022, last modified on February 28, 2023.