PROPIONIC ANHYDRIDE

UN Number: 2496 - CAS Number: 123-62-6

Also known as: ANHYDRIDE PROPIONIQUE
Information on chemical

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

UN number 2496
CAS number 123-62-6

Physical chemical data

Physical State (20°C) Liquid
Density (kg/m3)
1010 [Kg/m³] at a temperature of 20°C
Molar mass (g/mol) 130.1
Density of gas (kg/m3) 5.805
Boiling Point (°C) 169
Melting Point (°C) -45
Vapour Pressure (Pa)
130 [Pa] at a temperature of 20°C
Flash Point (°C) 74
Lower explosivity limit (LEL) (volume %) 1.48
Upper explosivity limit (UEL) (volume %) 11.9

Behaviour at sea

Persistence (days) 0.8

Additional data

Colour colourless
Odour sharp odour
Standard behavior classification D, FD

Transportation data

Transport mode Bulk,Packaged
Package group III
Cargo group 11
State liquid
Temperature (°C) ambient
Pressure (Pa) under pressure
Family name organic anhydrides

Reactivity data

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

GESAMP Hazard profile

Bioaccumulation in logPow (A1A) 0 - e <1, or > ca.7, or Mol. Wt. > 1000
Bioaccumulation (A1) 0 - No 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
Skin irritation/corrosivity (D1) 2 - Irritating
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) 30
TEEL-2 (mg/m3) 200
TEEL-3 (mg/m3) 500

Ecotoxicity

Incident reports

Incident reports

No incident reports available

Emergency Response Guidebook

Emergency Response Guidebook

Guide number: 156

See the guide or download the emergency response guidebook

At sea emergency guide

At sea emergency guide

Emergency schedule: 8-05

CORROSIVE SUBSTANCES, COMBUSTIBLE.

Emergency procedures

Spillage on deck

Wash overboard with copious quantities of water.

Spillage under deck

Collect spillage, where practicable, using absorbent material for liquids, for safe disposal.

Fire on deck

Use water spray.

Fire under deck

Batten down; use ship's fixed fire-fighting installation. Otherwise adopt action as for "On deck".

Special equipment to be carried

Protective clothing (gloves, boots, coveralls, headgear).
Self-contained breathing apparatus.
Spray nozzles.

Remarks by UN no.

• FORMIC ACID (UN No. 1779)
• THIOGLYCOLIC ACID (UN No. 1940)
• BOMBS, SMOKE, NON-EXPLOSIVE (UN No. 2028)
• N,N-DIMETHYLCARBAMOYL CHLORIDE (UN No. 2262)
• DICYCLOHEXYLAMINE (UN No. 2565)
Turn ship off-wind.

Decision trees

Decision trees

No decision trees available

No additional data

last modified 2020-12-14T09:02:53+00:00