Agent Name
Isobutyraldehyde
Major Category
Other Classes
Synonyms
2-Methyl-1-propanal; 2-Methylpropanal; 2-Methylpropionaldehyde; Isobutaldehyde; Isobutanal; Isobutylaldehyde; Isobutyral; Isobutyraldehyd [Czech]; Isobutyraldehyde (natural); Isobutyric aldehyde; Isobutyryl aldehyde; Isopropyl aldehyde; Isopropyl formaldehyde; Isopropylaldehyde; Isopropylformaldehyde; Methyl propanal; Methylpropanal; Propanal, 2-methyl-; Propionaldehyde, 2-methyl-; Valine aldehyde; alpha-Methylpropionaldehyde; [ChemIDplus] UN2045
Description
Clear liquid with pungent odor; [Hawley] Colorless liquid; [MSDSonline]
Sources/Uses
Used in organic synthesis (pantothenic acid, valine, leucine, cellulose esters, perfumes, flavors, plasticizers, resins, and gasoline additives); [Merck Index] Used as a chemical intermediate; [Hawley] An FDA-approved flavoring agent and it occurs naturally in foods; [AIHA]
Comments
A corrosive substance that can cause pulmonary edema; Can cause skin burns; Can cause severe burns to eyes; [ICSC] Inhalation of high concentrations can cause CNS depression; [HSDB] An irritant; [MSDSonline] No irritation in 15 volunteers exposed to 210 ppm, but two became nauseated; [AIHA]
Odor Threshold Low
0.14 ppm
Odor Threshold High
0.3 ppm
Lethal Concentration
LCLo (rat) = 8,000 ppm/4h
Explanatory Notes
Flash point = -25 deg C; [ICSC] Odor threshold (recognition) from CHEMINFO; VP from ChemIDplus;
NFPA
may ignite at ambient temp
Other Information
No other related information on this agent was found.