4H,5H,6H-cyclopenta(b)thiophen-6-one structure

4H,5H,6H-cyclopenta(b)thiophen-6-one

4,5-dihydrocyclopenta[b]thiophen-6-one

Also Known As: 4H-Cyclopenta[b]thiophen-6(5H)-one|4,5-dihydrocyclopenta[b]thiophen-6-one|4H,5H,6H-cyclopenta[b]thiophen-6-one|4,5-dihydro-6H-cyclopenta[b]thiophen-6-one|KS-00000NUZ|2-(Allyloxy)-4-nitrobenzyl Bromide|4H,5H-cyclopenta[b]thiophen-6-one|6H-Cyclopenta[b]thiophen-6-one, 4,5-dihydro-|CD0114|4H-Cyclopenta[b]thiophen-6(5H);-one|CD-1607|CS-W003073|GS-4039|4H,5H,6H-cyclopenta(b)thiophen-6-one|4,5-dihydro-cyclopenta[b]thiophen-6-one|AMMONIUMIRON(III)SULFATEDODECAHYDRATE|4CH-005480|4,5-Dihydro-6H-cyclopenta[b]thiophene-6-one|5,6-Dihydro-4H-cyclopenta[b]thiophene-6-one|J1.063.833J|6H-Cyclopenta[b]thiophen-6-one,4,5-dihydro-

CAS: 5650-52-2
Molecular Formula C7H6OS
Molecular Weight 138.01393 g/mol
LogP 1.7
Topological Polar Surface Area 45.3 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 2
Rotatable Bonds 0
Exact Mass 138.01393
Monoisotopic Mass 138.01393
Heavy Atoms 9
Complexity 144.0

Chemical Identifiers

CAS Number 5650-52-2
SMILES C1CC(=O)C2=C1C=CS2
InChIKey QHZITEHQKWPDJE-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 3 IPC patent classification(s) across the SureChEMBL global patent database.

Agrochemicals (3 patents) Heterocyclic Building Blocks (8 patents) Pharmaceutical Intermediates (4 patents)

Product Overview

4H,5H,6H-cyclopenta(b)thiophen-6-one (CAS 5650-52-2), with molecular formula C7H6OS and molecular weight 138.01393 g/mol. IUPAC: 4,5-dihydrocyclopenta[b]thiophen-6-one.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
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