Agent Name

Heptanoic acid

CAS Number

111-14-8

Formula

C7-H14-O2

Major Category

Other Classes

Synonyms

1-Hexanecarboxylic acid; Enanthic acid; Enanthylic acid; Heptanoic acid (natural); Heptoic acid; Heptylic acid; Hexacid C-7; Oenanthic acid; Oenanthylic acid; n-Heptanoic acid; n-Heptoic acid; n-Heptylic acid; [ChemIDplus] UN3265

Category

Organic Acids

Description

Clear oily liquid with an unpleasant odor; [Hawley] Clear colorless liquid; [MSDSonline]

Sources/Uses

Found in fusel oils; [Merck Index] Used to make special lubricants for aircraft and brake fluids; Also used as a fragrance, flavoring agent, and alkyd resin comonomer; [HSDB] Present in some plants and rancid oils; [CHEMINFO]

Comments

Category of C7-C9 aliphatic aldehydes and carboxylic acids: Members and supporting chemicals demonstrate low acute toxicity by oral, dermal, and inhalation exposures; toxicity in repeated-dose studies only at relatively high levels; no evidence of reproductive toxicity, developmental toxicity, or mutagenicity; [EPA ChAMP: Hazard Characterization] A corrosive substance that can cause injury to the skin, eyes, and respiratory tract; Inhalation may cause pulmonary edema; [ICSC] Emergency treatment: Irritants; [HSDB] Safe when used as a flavoring agent in food; [JECFA] A corrosive substance that can cause injury to the skin and eyes; [CHEMINFO] A highly corrosive substance that can cause severe injury to the skin, eyes, and respiratory tract; Inhalation may cause chemical pneumonitis and pulmonary edema; [MSDSonline]

Exposure Assessment
Vapor Pressure

0.01 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Corrosive liquid, acidic, organic, n.o.s." Odor threshold (detection) = 640 ppb to 10.4 ppm; [HSDB]

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.