English Safety Data Sheet Database 中文版 MSDS

Propyl isobutyrate

CAS No. 644-49-5 | PubChem CID 12571
Section 1. Identification
Chemical NamePropyl isobutyrate CAS No.644-49-5
Synonymspropyl2-methylpro-panoate; n-propylisobutyrate Chinese Name异丁酸正丙酯
Molecular FormulaC7H14O2 Molecular Weight130.11
UN No.3272 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word WARNING
Pictograms GHS02 · Flammable
Hazard Statements H226
Precautionary Statements P210P233P240P241P242P243P280P303+P361+P353P370+P378P403+P235P501

Section 2. Hazards Identification

H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]

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

Aggregated GHS information provided per 157 reports by companies from 1 notifications to the ECHA C&L Inventory.

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 9. Physical and Chemical Properties

colourless liquid/pineapple odour

133.00 to 134.00 °C. @ 760.00 mm Hg

134 °C (752 mm Hg)

soluble in organic solvents, alcohol; insoluble in water

(in ethanol)

0.860-0.864 (20 °C/20 °C)

1.395-1.396

Boiling point

Chemical diffusion

Diffusion

Diffusive flux

Heat of sublimation

Optical coefficient

Refractive index

Surface tension

Thermal expansion coefficient

Vapor pressure

EU Flavoring substances

FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT -> FDA Substance added to food

Source: PubChem CID 12571 (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 09:30:57.
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.