Acetic anhydride

Acetic anhydride

Acetic anhydride

Phân loại: Reagent

Thương hiệu: DEAJUNG

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CAS Number	108-24-7
Linear Formula	(CH3CO)2O; C4H6O3
Molecular Weight	102.09
Maker	DAEJUNG
Catalog Number	1007-4400
Assay	97%
Grade	EP
Package	1KG
mp(Melting Point)	-73.1℃
bp(Boiling Point)	140℃
d(Density)	1.087
Fp(Flash Point)	54℃

: 1007-4400

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Description
Catalogue Number	1007-4400
Synonyms	Acetyl acetate, Acetyl oxide

Product Information
CAS number	108-24-7
Grade	EP
Hill Formula	C₄H₆O₃
Chemical formula	(CH₃CO)₂O
Molar Mass	102.09 g/mol
Structure formula Image

Physicochemical Information
Density	1.080 g/cm3 (20 °C)
Evaporation number	0.46
Explosion limit	2.0 - 10.2 %(V)
Flash point	49 °C
Ignition temperature	330 °C
Melting Point	-73 °C
pH value	3 (10 g/l, H₂O, 20 °C)
Vapor pressure	4 hPa (20 °C)

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H226: Flammable liquid and vapour. H302: Harmful if swallowed. H314: Causes severe skin burns and eye damage. H330: Fatal if inhaled. EUH071: Corrosive to the respiratory tract.
Precautionary Statement(s)	P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Danger
Storage class	3 Flammable liquids
WGK	WGK 1 slightly hazardous to water
Disposal	11 Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution. Fill into container A.

Safety Information
Categories of danger	flammable, harmful, corrosive

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

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