ETHYLENE CYANOHYDRIN

CAS Number: 109-78-4

Also known as: 2-CYANOETHANOL, 2-CYANOETHYL ALCOHOL, CYANOHYDRINE ETHYLENIQUE

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

CAS number

109-78-4

Physical chemical data

Physical State (20°C)

Liquid

Density (kg/m3)

1047 [Kg/m³] at a temperature of 20°C

Molar mass (g/mol)

71.08

Density of gas (kg/m3)

3.225

Boiling Point (°C)

229.9

Melting Point (°C)

-46

Vapour Pressure (Pa)

10 [Pa] at a temperature of 20°C

Ignition Temperature (°C)

494

Flash Point (°C)

Lower explosivity limit (LEL) (volume %)

2.3

Upper explosivity limit (UEL) (volume %)

12.1

Behaviour at sea

Additional data

Colour	colourless, yellow-brown
Odour	weak odour to odourless

Transportation data

Cargo group	20
State	liquid
Temperature (°C)	ambient
Pressure (Pa)	ambient
Family name	alcohols, glycols

Reactivity data

Acid(s)	Yes
Base(s)	Yes
Oxidizing agents	Yes
Organic substance	Yes

GESAMP Hazard profile

Bioaccumulation in logPow (A1A)	0 - e <1, or > ca.7, or Mol. Wt. > 1000
Bioaccumulation in BCF (A1B)	0 - No measurable BCF
Bioaccumulation (A1)	0 - No potential to bioaccumulate
Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l))	2 - Slightly toxic
Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg))	1 - Slight
Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg))	0 - Negligible
Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l))	2 - Moderate
Skin irritation/corrosivity (D1)	1 - Mildly irritating
Eye irritation/corrosivity (D2)	2 - Irritating
Interference with coastal amenities (E2)	D - Dissolver
Effects on wildlife and bottom habitats (E3)	2 - Is a persistent floater; and/or is moderately acutely toxic; and/or is irritating to skin and/or eyes; and/or has long-term health effects other than carcinogenicity, mutagenicity or reprotoxicity; and/or is highly flammable; and/or is flammable and is a floater with evaporative properties

Human toxicity threshold

Ecotoxicity

Incident reports

No incident reports available

Emergency Response Guidebook

No guides available

At sea emergency guide