English Safety Data Sheet Database 中文版 MSDS

2,4-dimethyl-3-pentanone

CAS No. 565-80-0 | PubChem CID 11271
Section 1. Identification
Chemical Name2,4-dimethyl-3-pentanone CAS No.565-80-0
Synonymsdiisopropylketone Chinese Name2,4-二甲基-3-戊酮
Molecular FormulaC7H14O Molecular Weight114.1855
UN No.1224 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS02 · Flammable GHS07 · Irritant GHS08 · Health Hazard
Hazard Statements H225H332H317H336H373
Precautionary Statements P210P233P240P241P242P243P261P271P280P303+P361+P353P304+P340P317P370+P378P403+P235P501P260P272P302+P352P319P321P333+P317P362+P364P403+P233P405

Section 2. Hazards Identification

H225: Highly Flammable liquid and vapor [Danger Flammable liquids]

H332: Harmful if inhaled [Warning Acute toxicity, inhalation]

P210, P233, P240, P241, P242, P243, P261, P271, P280, P303+P361+P353, P304+P340, P317, P370+P378, P403+P235, and P501 (click each P-code to see the statement)

H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]

H317 (30.4%): May cause an allergic skin reaction [Warning Sensitization, Skin]

H332 (100%): Harmful if inhaled [Warning Acute toxicity, inhalation]

H336 (30.4%): May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]

H373 (30.4%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

P210, P233, P240, P241, P242, P243, P260, P261, P271, P272, P280, P302+P352, P303+P361+P353, P304+P340, P317, P319, P321, P333+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 424 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Section 8. Exposure Controls / Personal Protection

2.3 [ppm]

25 [ppm]

150 [ppm]

Section 9. Physical and Chemical Properties

Clear colorless liquid; [Sigma-Aldrich MSDS]

125.40 °C. @ 760.00 mm Hg

125.4 °C @760 [mm Hg]

5.7 mg/mL at 25 °C

0.8108 @25 °C

13.4 [mmHg]

169.1 Ų [M+Na]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID3038771]

163.1 Ų [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID3038771]

Schoenflies notation

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Solvents -> Ketones (<C12)

Section 11. Toxicological Information

Neurotoxin - Acute solvent syndrome

LC50 (rat) = 10,700 mg/m3/4hr

Source: PubChem CID 11271 (NIH/NLM, public domain). Retrieved from PubChem, a public-domain chemistry database maintained by the U.S. National Library of Medicine. Last updated: 2026-08-02 09:37:58.
Disclaimer: This information is compiled for reference only and does not replace the manufacturer's official Safety Data Sheet. Always consult the supplier's SDS before handling any chemical.