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Acetic anhydride_Molecular_structure_CAS_108-24-7)
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Acetic anhydride

Catalog No. 33214 Name Sigma Aldrich
CAS Number 108-24-7 Website http://www.sigmaaldrich.com
M. F. C4H6O3 Telephone 1-800-521-8956
M. W. 102.08864 Fax
Purity ≥99% (GC) Email
Storage Chembase ID: 104081

SYNONYMS

Title
乙酸酐
IUPAC name
acetyl acetate
IUPAC Traditional name
acetic anhydride

DATABASE IDS

PubChem SID 24860032
MDL Number MFCD00008705
Beilstein Number 385737
CAS Number 108-24-7
EC Number 203-564-8

PROPERTIES

GHS Precautionary statements P280-P305 + P351 + P338-P310
RID/ADR UN 1715 8/PG 2
Risk Statements 10-20/22-34
RTECS AK1925000
Safety Statements 26-36/37/39-45
Hazard Class 8
UN Number 1715
Packing Group 2
German water hazard class 1
Explode Limits 10.3 %
GHS Pictograms GHS02
GHS Pictograms GHS05
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H226-H302-H314-H332
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Antion Traces chloride (Cl-): ≤2 mg/kg
Antion Traces phosphate (PO43-): ≤10 mg/kg
Antion Traces sulfate (SO42-): ≤5 mg/kg
Cation Traces Al: ≤0.5 mg/kg
Cation Traces B: ≤0.02 mg/kg
Cation Traces Ba: ≤0.1 mg/kg
Cation Traces Ca: ≤0.5 mg/kg
Cation Traces Cd: ≤0.05 mg/kg
Cation Traces Co: ≤0.02 mg/kg
Cation Traces Cr: ≤0.05 mg/kg
Cation Traces Cu: ≤0.02 mg/kg
Cation Traces Fe: ≤0.1 mg/kg
Cation Traces Mg: ≤0.1 mg/kg
Cation Traces Mn: ≤0.02 mg/kg
Cation Traces Ni: ≤0.02 mg/kg
Cation Traces Pb: ≤0.1 mg/kg
Cation Traces Sn: ≤0.1 mg/kg
Cation Traces Zn: ≤0.2 mg/kg
Grade puriss. p.a.
Impurities ≤0.003% non-volatile matter
Impurities ≤0.01% KMnO4 red. matter (as O)
Linear Formula (CH3CO)2O
Purity ≥99% (GC)
Suitability passes test for reaction against H2SO4
Auto Ignition Point 629 °F
Boiling Point 138-140 °C(lit.)
Density 1.08 g/mL(lit.)
Flash Point 49 °C
Flash Point 120.2 °F
Melting Point -73 °C(lit.)
Refractive Index n20/D 1.390(lit.)
Vapor Density 3.5 (vs air)
Vapor Pressure 10 mmHg ( 36 °C)
Vapor Pressure 4 mmHg ( 20 °C)

DETAILS

REFERENCES