Ketotifen Impurity G

Modify Date: 2025-08-25 10:51:16

Ketotifen Impurity G Structure
Ketotifen Impurity G structure
Common Name Ketotifen Impurity G
CAS Number 43076-16-0 Molecular Weight 323.409
Density 1.3±0.1 g/cm3 Boiling Point 505.7±50.0 °C at 760 mmHg
Molecular Formula C19H17NO2S Melting Point N/A
MSDS N/A Flash Point 259.7±30.1 °C

 Names

Name 9,10-Dioxo Ketotifen
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 505.7±50.0 °C at 760 mmHg
Molecular Formula C19H17NO2S
Molecular Weight 323.409
Flash Point 259.7±30.1 °C
Exact Mass 323.097992
PSA 65.62000
LogP 4.22
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.656
Storage condition 2-8°C

 Synonyms

4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-9,10-dione
4H-Benzo[4,5]cyclohepta[1,2-b]thiophene-9,10-dione, 4-(1-methyl-4-piperidinylidene)-
10-(1-methylpiperidin-4-ylidene)benzo[1,2]cyclohepta[3,4-b]thiophene-4,5-dione
4-(1-Methyl-4-piperidinylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophene-9,10-dione
Ketotifen impurity G
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