3-Oxo-1-cyclopentene-1-carboxylic acid

Modify Date: 2026-08-02 18:38:10

3-Oxo-1-cyclopentene-1-carboxylic acid Structure
3-Oxo-1-cyclopentene-1-carboxylic acid structure
Common Name 3-Oxo-1-cyclopentene-1-carboxylic acid
CAS Number 108384-36-7 Molecular Weight 126.110
Density 1.4±0.1 g/cm3 Boiling Point 278.6±39.0 °C at 760 mmHg
Molecular Formula C6H6O3 Melting Point N/A
MSDS N/A Flash Point 136.5±23.6 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 3-oxocyclopent-1-enecarboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.4±0.1 g/cm3
Boiling Point 278.6±39.0 °C at 760 mmHg
Molecular Formula C6H6O3
Molecular Weight 126.110
Flash Point 136.5±23.6 °C
Exact Mass 126.031693
PSA 54.37000
LogP -0.27
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.565
InChIKey OVRALHWIAFCVSV-UHFFFAOYSA-N
SMILES O=C1C=C(C(=O)O)CC1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
HS Code 2918300090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~51%

3-Oxo-1-cyclopentene-1-carboxylic acid Structure

3-Oxo-1-cyclope...

CAS#:108384-36-7

Learn More
Literature: Herzog, Heinz; Koch, Hartmut; Scharf, Hans-Dieter; Runsink, Jan Tetrahedron, 1986 , vol. 42, # 13 p. 3547 - 3558

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  1

DownStream  1

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2918300090
Summary 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1-CYCLOPENTENE-1-CARBOXYLIC ACID,3-OXO
3-oxo-cyclopent-1-ene-carboxylic acid
3-oxocyclopent-1-ene-1-carboxylic acid
3-Oxo-1-cyclopentene-1-carboxylic acid

 3-Oxo-1-cyclopentene-1-carboxylic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What English synonyms does 3-oxocyclopent-1-enecarboxylic acid have?
A: English synonyms of 3-oxocyclopent-1-enecarboxylic acid: 1-CYCLOPENTENE-1-CARBOXYLIC ACID,3-OXO, 3-oxo-cyclopent-1-ene-carboxylic acid, 3-oxocyclopent-1-ene-1-carboxylic acid, 3-Oxo-1-cyclopentene-1-carboxylic acid.
Q: What is the molecular weight of 3-oxocyclopent-1-enecarboxylic acid?
A: Molecular weight of 3-oxocyclopent-1-enecarboxylic acid is 126.110.
Q: What is the boiling point of 3-oxocyclopent-1-enecarboxylic acid?
A: Boiling point of 3-oxocyclopent-1-enecarboxylic acid is 278.6±39.0 °C at 760 mmHg.
Q: What are the upstream materials of 3-oxocyclopent-1-enecarboxylic acid?
A: Related upstream materials(CAS) of 3-oxocyclopent-1-enecarboxylic acid: 108384-35-6.
Q: What is the CAS number of 3-oxocyclopent-1-enecarboxylic acid?
A: CAS number of 3-oxocyclopent-1-enecarboxylic acid is 108384-36-7.
Q: What are the downstream products of 3-oxocyclopent-1-enecarboxylic acid?
A: Related downstream products(CAS) of 3-oxocyclopent-1-enecarboxylic acid: 141921-76-8.
Q: What is the LogP of 3-oxocyclopent-1-enecarboxylic acid?
A: LogP of 3-oxocyclopent-1-enecarboxylic acid is -0.27.
Q: What is the SMILES notation of 3-oxocyclopent-1-enecarboxylic acid?
A: SMILES notation of 3-oxocyclopent-1-enecarboxylic acid is O=C1C=C(C(=O)O)CC1.
Q: What is the English name of 3-oxocyclopent-1-enecarboxylic acid?
A: The English name of 3-oxocyclopent-1-enecarboxylic acid is 3-oxocyclopent-1-enecarboxylic acid.
Q: What is the InChIKey of 3-oxocyclopent-1-enecarboxylic acid?
A: InChIKey of 3-oxocyclopent-1-enecarboxylic acid is OVRALHWIAFCVSV-UHFFFAOYSA-N.

 3-Oxo-1-cyclopentene-1-carboxylic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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