4,7-dimethyl-2-(3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one

Modify Date: 2025-09-23 23:46:00

4,7-dimethyl-2-(3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one Structure
4,7-dimethyl-2-(3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one structure
Common Name 4,7-dimethyl-2-(3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one
CAS Number 68516-80-3 Molecular Weight 324.417
Density 1.4±0.1 g/cm3 Boiling Point 446.1±45.0 °C at 760 mmHg
Molecular Formula C18H12O2S2 Melting Point N/A
MSDS N/A Flash Point 190.5±18.8 °C

 Names

Name 4,7-Dimethyl-2-(3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophen-3(2H)-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 446.1±45.0 °C at 760 mmHg
Molecular Formula C18H12O2S2
Molecular Weight 324.417
Flash Point 190.5±18.8 °C
Exact Mass 324.027863
LogP 2.75
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.751

 Synonyms

(2Z)-4,7-Dimethyl-2-(3-oxo-1-benzothiophen-2(3H)-ylidene)-1-benzothiophen-3(2H)-one
4,7-Dimethyl-2-(3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophen-3(2H)-one
Benzo[b]thiophen-3(2H)-one, 4,7-dimethyl-2-(3-oxobenzo[b]thien-2(3H)-ylidene)-, (2Z)-
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