ChemNet > CAS > 58-55-9 Theophylline

58-55-9 Theophylline

?? ?????	Theophylline
?? ?????	Theophylline; Theophylline anhydrous; 1,3-dimethyl-3,4,5,7-tetrahydro-1H-purine-2,6-dione; dimethylxanthine; ANHYDROUS THEOPHYLLINE
????????? ???????	C₇H₁₀N₄O₂
???? ????????	182.1799
InChI	InChI=1/C7H10N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3-5H,1-2H3,(H,8,9)
???? CAS	58-55-9
EINECS	200-385-7
???? ????????
??????	1.62g/cm³
????? ?????	270-274℃
????? ?????	390.1°C at 760 mmHg
???? ?????	1.737
????? ????	189.7°C
?????? ????	8.3 g/L (20℃)
??? ????	2.72E-06mmHg at 25°C
Hazard ??????	Xn:Harmful;
??????? ????	R22:;
?????? ?????

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