9,10-Dioxo Ketotifen

CAS NO: 43076-16-0
Molecular Formula: C19H17NO2S
Molecular Weight: 323.40900

Synonyms

4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-9,10-dione

10-(1-methylpiperidin-4-ylidene)benzo[1,2]cyclohepta[3,4-b]thiophene-4,5-dione

Ketotifen impurity G

Chemical Properties

bp :

505.7ºC at 760 mmHg
fp :

259.7ºC
density :

1.31g/cm3
refractiveIndex :

1.655