Cyclopentenone

Modify Date: 2026-06-30 21:48:49

Cyclopentenone Structure
Cyclopentenone structure
Common Name Cyclopentenone
CAS Number 930-30-3 Molecular Weight 82.10
Density 1.0±0.1 g/cm3 Boiling Point 136.0±0.0 °C at 760 mmHg
Molecular Formula C5H6O Melting Point N/A
MSDS Chinese USA Flash Point 42.2±0.0 °C
Symbol GHS02
GHS02
Signal Word Warning

 Use of Cyclopentenone


Cyclopent-2-enone is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

 Names

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

Name 2-Cyclopenten-1-one
Synonym More Synonyms

 Cyclopentenone Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Cyclopent-2-enone is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Related Catalog

 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 1.0±0.1 g/cm3
Boiling Point 136.0±0.0 °C at 760 mmHg
Molecular Formula C5H6O
Molecular Weight 82.10
Flash Point 42.2±0.0 °C
Exact Mass 82.041862
PSA 17.07000
LogP -0.05
Vapour Pressure 7.5±0.2 mmHg at 25°C
Index of Refraction 1.492
InChIKey BZKFMUIJRXWWQK-UHFFFAOYSA-N
SMILES O=C1C=CCC1
Storage condition 2-8°C
Water Solubility almost insoluble

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

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

Symbol GHS02
GHS02
Signal Word Warning
Hazard Statements H226
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xn:Harmful;
Risk Phrases R10;R22;R36/37/38
Safety Phrases S16-S36-S36/37/39
RIDADR UN 1224 3/PG 3
WGK Germany 3
Packaging Group III
Hazard Class 3
HS Code 2914299000

 Customs

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

HS Code 2914299000
Summary 2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Articles37

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

The cyclopentenone prostaglandin 15d-PGJ2 inhibits the NLRP1 and NLRP3 inflammasomes.

J. Immunol. 194(6) , 2776-85, (2015)

Inflammasomes are cytosolic protein complexes that respond to diverse danger signals by activating caspase-1. The sensor components of the inflammasome, often proteins of the nucleotide-binding oligom...

Enantioselective synthesis of 4-heterosubstituted cyclopentenones.

J. Org. Chem. 78(8) , 4202-6, (2013)

Racemic 4-hydroxycyclopentenone, readily derived from furfuryl alcohol, can be transformed via its O-Boc derivative to 4-acyloxy, 4-aryloxy-, 4-amino-, or 4-thio-substituted cyclopentenones with high ...

Sinularones A-I, new cyclopentenone and butenolide derivatives from a marine soft coral Sinularia sp. and their antifouling activity.

Mar. Drugs 10(6) , 1331-44, (2012)

Nine new compounds, namely sinularones A-I (1-9), characterized as cyclopentenone and butenolide-type analogues, were isolated from a soft coral Sinularia sp., together with a known butenolide (10). T...

 Synonyms

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

2-Cyclopentenone
cyclopent-2-en-1-one
EINECS 213-213-0
3-Cyclopenten-2-one
Cyclopentenone
MFCD00001401
2-Cyclopenten-1-one

 Cyclopentenone | FAQ

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

Q: How is the water solubility of 2-Cyclopenten-1-one?
A: Water solubility of 2-Cyclopenten-1-one: almost insoluble.
Q: What is the English name of 2-Cyclopenten-1-one?
A: The English name of 2-Cyclopenten-1-one is 2-Cyclopenten-1-one.
Q: What is the boiling point of 2-Cyclopenten-1-one?
A: Boiling point of 2-Cyclopenten-1-one is 136.0±0.0 °C at 760 mmHg.
Q: What is the molecular weight of 2-Cyclopenten-1-one?
A: Molecular weight of 2-Cyclopenten-1-one is 82.10.
Q: What is the CAS number of 2-Cyclopenten-1-one?
A: CAS number of 2-Cyclopenten-1-one is 930-30-3.
Q: What English synonyms does 2-Cyclopenten-1-one have?
A: English synonyms of 2-Cyclopenten-1-one: 2-Cyclopentenone, cyclopent-2-en-1-one, EINECS 213-213-0, 3-Cyclopenten-2-one, Cyclopentenone, MFCD00001401, 2-Cyclopenten-1-one.
Q: What are the uses of 2-Cyclopenten-1-one?
A: Main uses of 2-Cyclopenten-1-one: Cyclopent-2-enone is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Q: What is the LogP of 2-Cyclopenten-1-one?
A: LogP of 2-Cyclopenten-1-one is -0.05.
Q: What is the polar surface area (PSA) of 2-Cyclopenten-1-one?
A: Polar surface area (PSA) of 2-Cyclopenten-1-one is 17.07000.
Q: What are the storage conditions for 2-Cyclopenten-1-one?
A: Storage conditions for 2-Cyclopenten-1-one: 2-8°C.

 Cyclopentenonefactory

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.
Henan Tianfu Chemical Co., Ltd.
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