Cyclopentanone

Modify Date: 2025-08-21 13:23:18

Cyclopentanone structure	Common Name	Cyclopentanone
	CAS Number	120-92-3	Molecular Weight	84.116
	Density	1.0±0.1 g/cm3	Boiling Point	130.5±8.0 °C at 760 mmHg
	Molecular Formula	C₅H₈O	Melting Point	-51 °C
	MSDS	Chinese USA	Flash Point	30.6±0.0 °C
	Symbol	GHS02, GHS07	Signal Word	Warning

Name	cyclopentanone
Synonym	More Synonyms

Density	1.0±0.1 g/cm3
Boiling Point	130.5±8.0 °C at 760 mmHg
Melting Point	-51 °C
Molecular Formula	C₅H₈O
Molecular Weight	84.116
Flash Point	30.6±0.0 °C
Exact Mass	84.057518
PSA	17.07000
LogP	0.20
Vapour Pressure	9.7±0.2 mmHg at 25°C
Index of Refraction	1.457
Stability	Stable. Incompatible with strong reducing agents, strong oxidizing agents, strong bases.
Water Solubility	PRACTICALLY INSOLUBLE

Cyclopentanone MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GY4725000

CHEMICAL NAME :: Cyclopentanone

CAS REGISTRY NUMBER :: 120-92-3

LAST UPDATED :: 199710

DATA ITEMS CITED :: 11

MOLECULAR FORMULA :: C5-H8-O

MOLECULAR WEIGHT :: 84.13

WISWESSER LINE NOTATION :: L5VTJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,271,1979

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,563,1982

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,573,1982

TYPE OF TEST :: Rinsed with water

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 20,573,1982 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1950 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Behavioral - coma

REFERENCE :: COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. (Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV. Volume(issue)/page/year: 254,2245,1962

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2600 mg/kg

TOXIC EFFECTS :: Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - coma Lungs, Thorax, or Respiration - other changes

REFERENCE :: AEXPBL Archiv fuer Experimentelle Pathologie und Pharmakologie. (Leipzig, Ger. Dem. Rep.) V.1-109, 1873-1925. For publisher information, see NSAPCC. Volume(issue)/page/year: 50,199,1903

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Amphibian - frog

DOSE/DURATION :: 3 gm/kg

TOXIC EFFECTS :: Autonomic Nervous System - other (direct) parasympathomimetic Behavioral - changes in motor activity (specific assay) Skin and Appendages - sweating

REFERENCE :: AEXPBL Archiv fuer Experimentelle Pathologie und Pharmakologie. (Leipzig, Ger. Dem. Rep.) V.1-109, 1873-1925. For publisher information, see NSAPCC. Volume(issue)/page/year: 50,199,1903

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 32(10),25,1988

Symbol	GHS02, GHS07
Signal Word	Warning
Hazard Statements	H226-H315-H319
Precautionary Statements	P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi:Irritant
Risk Phrases	R10;R36/38
Safety Phrases	S23
RIDADR	UN 2245 3/PG 3
WGK Germany	1
RTECS	GY4725000
Packaging Group	III
Hazard Class	3
HS Code	2914299000

Precursor 10
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DownStream 10
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CAS#:105064-92-4 2-[3-(benzenesu... CAS#:106115-44-0 2-(cyclohexylme...

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%

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Cyclopentanone
Price: Check
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Cyclopentanone
Price: ￥98.0/500ml
Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Cyclopentanone suppliers in China
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
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Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Cyclopentanone
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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