33214-M
Acetic anhydride
ACS reagent grade, ≥99% (GC), puriss. p.a., reag. ISO, reag. Ph. Eur.
Synonym(s):
Acetanhydride, Acetic acid anhydride, Acetyl acetate, Acetyl anhydride, Ethanoic anhydride
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About This Item
Product Name
Acetic anhydride, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99% (GC)
InChI
1S/C4H6O3/c1-3(5)7-4(2)6/h1-2H3
SMILES string
CC(=O)OC(C)=O
InChI key
WFDIJRYMOXRFFG-UHFFFAOYSA-N
grade
ACS reagent
puriss. p.a.
agency
USP/NF
reag. ISO
reag. Ph. Eur.
vapor density
3.5 (vs air)
vapor pressure
10 mmHg ( 36 °C)
4 mmHg ( 20 °C)
assay
≥99% (GC)
autoignition temp.
629 °F
expl. lim.
10.3 %
impurities
≤0.003% non-volatile matter
≤0.01% KMnO4 red. matter (as O)
refractive index
n20/D 1.390 (lit.)
bp
138-140 °C (lit.)
mp
−73 °C (lit.)
density
1.08 g/mL (lit.)
anion traces
chloride (Cl-): ≤2 mg/kg
phosphate (PO43-): ≤10 mg/kg
sulfate (SO42-): ≤5 mg/kg
cation traces
Al: ≤0.5 mg/kg
B: ≤0.02 mg/kg
Ba: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.05 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.1 mg/kg
Sn: ≤0.1 mg/kg
Zn: ≤0.2 mg/kg
suitability
passes test for reaction against H2SO4
Quality Level
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Application
- Insights into the Mechanism of Catalytic Activity of Plasmodium Parasite Malate-Quinone Oxidoreductase.: This study delves into the catalytic mechanisms of malate-quinone oxidoreductase, a target for antimalarial drugs, detailing the role of acetic anhydride in probing the enzyme′s structure and function (Ito et al., 2024).
- Adsorption simulation of 2,4-D pesticide on novel zinc-based 2-amino-4-(1H-1,2,4-triazole-4-yl)benzoic acid coordination complexes using machine learning approach.: Research exploring zinc-based coordination complexes for pesticide adsorption, where acetic anhydride plays a crucial role in the synthesis process, improving adsorption characteristics (Mansab and Rafique, 2024).
- Lysine acetylation of Hsp16.3: Effect on its structure, chaperone function and influence towards the growth of Mycobacterium tuberculosis.: Investigates the impact of lysine acetylation, facilitated by acetic anhydride, on the tuberculosis pathogen, providing insights into bacterial pathogenesis and potential therapeutic targets (Barik et al., 2024).
General description
signalword
Danger
hcodes
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
WGK 1
flash_point_f
120.2 °F - closed cup
flash_point_c
49 °C - closed cup
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