4H-Cyclopenta[2,1-b:3,4-b']dithiophen-4-one

Modify Date: 2025-08-24 16:23:00

4H-Cyclopenta[2,1-b:3,4-b']dithiophen-4-one Structure
4H-Cyclopenta[2,1-b:3,4-b']dithiophen-4-one structure
Common Name 4H-Cyclopenta[2,1-b:3,4-b']dithiophen-4-one
CAS Number 25796-77-4 Molecular Weight 192.258
Density 1.553 Boiling Point 349.6±17.0 °C at 760 mmHg
Molecular Formula C9H4OS2 Melting Point 134.0 to 138.0 °C
MSDS N/A Flash Point 165.2±20.9 °C

 Names

Name 4H-Δ4,4'-dicyclopenta[2,1-b:3,4-b’]dithiophen-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.553
Boiling Point 349.6±17.0 °C at 760 mmHg
Melting Point 134.0 to 138.0 °C
Molecular Formula C9H4OS2
Molecular Weight 192.258
Flash Point 165.2±20.9 °C
Exact Mass 191.970352
PSA 73.55000
LogP 2.94
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.755

 Synthetic Route

 Synonyms

4H-Cyclopenta[1,2-b:5,4-b']dithiophen-4-one
Cyclopenta[2,1-b:3,4-b']dithiophen-4-one
4H-cyclopenta[2,1-b:3,4-b']dithiophene-4-one
4H-Thieno[3',2':4,5]cyclopenta[1,2-b]thiophen-4-one
4H-Cyclopenta[2,1-b:3,4-b']dithiophen-4-one
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