Caproic acid

Agent Name
Caproic acid
Alternative Name
Hexanoic acid
CAS Number
142-62-1
Formula
C6-H12-O2
Major Category
Other Classes
Caproic acid formula graphical representation
Synonyms
1-Pentanecarboxylic acid; Butylacetic acid; Capronic acid; Hexacid 698; Hexanoic acid (natural); Hexoic acid; Kyselina kapronova [Czech]; Pentanecarboxylic acid; Pentiformic acid; Pentylformic acid; n-Caproic acid; n-Hexanoic acid; n-Hexoic acid; n-Hexylic acid; [ChemIDplus] UN2829
Category
Organic Acids
Description
Colorless or slightly yellow oily liquid with an odor of Limburger cheese; [Hawley] White solid or colorless to light yellow solution with an unpleasant odor; [CAMEO] Clear colorless liquid with a stench; [MSDSonline]
Sources/Uses
Used to make esters for artificial flavors, hexyl derivatives, rubber chemicals, varnish driers, resins, and pharmaceuticals; Also used in analytical chemistry and insect attractants; [HSDB] Used to make perfumes; [CAMEO]
Comments
A strong irritant; [Hawley] A weak acid and irritant of the skin, eyes, and respiratory tract; Harmful if ingested; [ICSC] Emergency medical treatment: acids; [HSDB] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis and pulmonary edema; [CAMEO] Causes convulsions in intravenous lethal-dose studies of mice; [RTECS] A corrosive substance that can cause injury to the skin and eyes, based on animal studies; [CHEMINFO] Safe when used as a flavoring agent in food; [JECFA] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis and pulmonary edema; Effects in high-dose animal studies include convulsions; [MSDSonline]
Biomedical References

Exposure Assessment

Vapor Pressure
0.0435 mm Hg
Odor Threshold Low
6000 ppm
Lethal Concentration
LC50 (mice) = 4,100 mg/m3/2h
Explanatory Notes
Odor threshold (100% recognition) from CHEMINFO; VP from ChemIDplus;
NFPA
must be preheated

Adverse Effects

Toxic Pneumonitis
Yes
Dermatotoxin
Skin burns

Diseases, Processes, and Activities Linked to This Agent

Other Information
No other related information on this agent was found.