Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3-Penten-2-one
Price: Check
Purity: 85.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3-Penten-2-one
Price: ￥278.0/1g ￥1178.0/5g
Purity: 85.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Penten-2-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

625-33-2

625-33-2 structure

625-33-2 structure

Name: 3-Penten-2-one
Chemical Name: 3-penten-2-one
CAS Number: 625-33-2
Molecular Formula: C₅H₈O
Molecular Weight: 84.116
Catalog: Chemical reagent Organic reagent Fatty ketone (including enol)
Create Date: 2018-10-03 17:12:32
Modify Date: 2025-08-30 23:51:17

Name	3-penten-2-one
Synonyms	MFCD00009290 2-Oxo-3-pentene Methyl propenyl ketone 3-pentane-2-one 3-PENTENE-2-ONE Pent-3-en-2-one 2-Penten-4-one 3-Penten-2-one ethylideneacetone FEMA 3417 methyl 1-propenyl ketone pent-3-ene-2-one EINECS 210-888-3 1-propenyl methyl ketone Ethylidene acetone

Density	0.8±0.1 g/cm3
Boiling Point	122.0±0.0 °C at 760 mmHg
Molecular Formula	C₅H₈O
Molecular Weight	84.116
Flash Point	21.1±0.0 °C
Exact Mass	84.057518
PSA	17.07000
LogP	0.56
Vapour Pressure	14.2±0.2 mmHg at 25°C
Index of Refraction	1.411
Storage condition	2-8°C
Stability	Stable. Flammable. Incompatible with strong oxidizing and strong reducing agents, strong acids, strong bases.
Water Solubility	Slightly soluble in Water

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SB3850000

CHEMICAL NAME :: 3-Penten-2-one

CAS REGISTRY NUMBER :: 625-33-2

BEILSTEIN REFERENCE NO. :: 1633505

LAST UPDATED :: 199806

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C5-H8-O

MOLECULAR WEIGHT :: 84.13

WISWESSER LINE NOTATION :: 2U1V1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3200 mg/kg

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

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 30,63,1948

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 250 ppm/4H

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

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,343,1949

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 500 uL/kg

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

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 30,63,1948

Symbol	GHS02, GHS06
Signal Word	Danger
Hazard Statements	H225-H311-H315-H319-H335
Precautionary Statements	P210-P261-P280-P305 + P351 + P338-P312
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	F;Xn
Risk Phrases	R10;R20/21;R36/37
Safety Phrases	S16-S23-S26-S36/37/39
RIDADR	UN 1992
WGK Germany	3
RTECS	SB3850000
Packaging Group	II
Hazard Class	3
HS Code	2914190090

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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