Aminophylline
C16H24N10O4
420.43
C16H24N10O4·2H2O 456.46
1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-, compd. with 1,2-ethanediamine (2:1);
Theophylline compound with ethylenediamine (2:1).
Anhydrous
[317-34-0] Dihydrate [5897-66-5]
C16H24N10O4·2H2O 456.46
1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-, compd. with 1,2-ethanediamine (2:1);
Theophylline compound with ethylenediamine (2:1).
Anhydrous
[317-34-0] Dihydrate [5897-66-5]
DEFINITION
Aminophylline is anhydrous or contains NMT two molecules of water of hydration. It contains NLT 84.0% and NMT 87.4% of anhydrous theophylline (C7H8N4O2), calculated on the anhydrous basis.