Acetyl anhydride Property

Melting point:

-73 °C

Boiling point:

139.55°C

Density 

1.082 at 20°C/4°C

vapor density 

3.52

Flash point:

129°F (CC)

color 

Colorless, very mobile, strongly refractive liquid

Odor

very strong, irritating, acetic odor

Safety

RIDADR 

1715

HazardClass 

8

PackingGroup 

II

Toxicity

LD50 orl-rat: 1780 mg/kg AMIHBC 4,119,51

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H226Flammable liquid and vapour

H302Harmful if swallowed

H314Causes severe skin burns and eye damage

H330Fatal if inhaled

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Acetyl anhydride Chemical Properties,Usage,Production

Safety Profile

Moderately toxic by inhalation,ingestion, and skin contact. A skin and severe eye irritant. A flammable liquid. A fire and explosion hazard whenexposed to heat or flame. Potentially explosive reactionswith barium peroxide, boric acid, chromium trioxide