n-HEXANOIC ACID

UN Number: 2829 - CAS Number: 142-62-1

Also known as: ACIDE n-HEXANOIQUE, BUTYLACETIC ACID, n-CAPROIC ACID, CAPRONIC ACID

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

UN number	2829
CAS number	142-62-1

Physical chemical data

Physical State (20°C)

Liquid

Density (kg/m3)

927 [Kg/m³] at a temperature of 20°C

Molar mass (g/mol)

110.16

Density of gas (kg/m3)

5.16

Boiling Point (°C)

202/203

Melting Point (°C)

-3

Flash Point (°C)

104

Behaviour at sea

Additional data

Colour	colourless or slighty yellow
Odour	goat-like
Standard behavior classification	FD/FED

Transportation data

Package group	III
State	liquid
Temperature (°C)	ambient
Family name	organic acids

Reactivity data

Water	No
Acid(s)	Yes
Base(s)	Yes
Metal(s) and alloys	Yes
Oxidizing agents	Yes
Organic substance	Yes

GESAMP Hazard profile

Bioaccumulation in logPow (A1A)	2 - ≥2 and <3
Bioaccumulation (A1)	2 - Low potential to bioaccumulate
Biodegradation (A2)	R - Readily biodegradable
Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l))	2 - Slightly toxic
Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg))	0 - Negligible
Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg))	0 - Negligible
Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l))	3 - Moderately high
Eye irritation/corrosivity (D2)	3 - Severely irritating, with irreversible corneal injury
Interference with coastal amenities (E2)	FD - Floater/Dissolver
Effects on wildlife and bottom habitats (E3)	3 - Is highly acutely toxic; and/or is severely irritant or corrosive to skin or eyes; and/or is carcinogenic, mutagenic or reprotoxic; and/or is a floater or persistent floater with associated health effects

Human toxicity threshold

TEEL-1 (mg/m3)	15
TEEL-2 (mg/m3)	100
TEEL-3 (mg/m3)	500

Ecotoxicity

Incident reports

No incident reports available

Emergency Response Guidebook

Guide number: 153

See the guide or download the emergency response guidebook

At sea emergency guide

No guides available

Decision trees

No decision trees available

No additional data