AX0080

Acetic Anhydride

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

• Synonym(s): Acetic Anhydride, Acetyl Oxide,Ethanoic Anhydride, Acetic Acid
• Linear Formula: (CH₃CO)₂O
• CAS Number: 108-24-7
• MDL number: MFCD00008705
• UNSPSC Code: 12352106
• EC Index Number: 203-564-8

Properties

• vapor pressure: 4 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥99.0% (GC)
• form: liquid
• impurities: ≤100 ppm Water (H₂O)
• evapn. residue: ≤0.003%
• pH: 3 (20 °C, 10 g/L in H₂O)
• mp: -73 °C
• transition temp: flash point 49 °C
• anion traces: chloride (Cl^-): ≤5 ppm; phosphate (PO₄^3-): ≤0.001%; sulfate (SO₄^2-): ≤5 ppm
• cation traces: Fe: ≤5 ppm; heavy metals (as Pb): ≤2 ppm
• shipped in: ambient
• storage temp.: room temp
• InChI: 1S/C4H6O3/c1-3(5)7-4(2)6/h1-2H3
• InChI key: WFDIJRYMOXRFFG-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC): 99.0% min
Chloride (Cl): 5ppm max
Color (APHA):
Evaporation residue: 0.003% max
Form: Clear liquid
Heavy metals (as Pb): 2ppm max
Infrared Spectrum: Conforms to standard
Iron (Fe): 5ppm max
Phosphate (PO4): 0.001% max
Substances reducing permanganate: To pass test
Sulfate (SO4): 5ppm max
Water (H2O): 100ppm max

Safety Information

• pictograms: GHS02,GHS06,GHS05
• signalword: Danger
• hcodes: H226,H302,H314,H330
• pcodes: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: 120.2 °F - closed cup
• flash_point_c: 49 °C - closed cup