1.01830

Acetic acid (glacial)

100%, for analysis EMPARTA^® ACS

• Synonym(s): Acetic acid, Ethanoic acid, Glacial acetic acid
• Linear Formula: CH₃CO₂H
• CAS Number: 64-19-7
• Molecular Weight: 60.05
• Beilstein/REAXYS Number: 506007
• MDL number: MFCD00036152
• UNSPSC Code: 12352106
• EC Index Number: 200-580-7
• NACRES: NA.21

Properties

• product name: Acetic acid (glacial) 100%, for analysis EMPARTA^® ACS
• grade: ACS reagent
• Quality Level: 200
• vapor density: 2.07 (vs air)
• vapor pressure: 15.4 hPa ( 20 °C)
• product line: EMPARTA^®
• assay: ≥99.7% (acidimetric)
• form: liquid
• autoignition temp.: 485 °C; 800 °F
• potency: 3310 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 16 %, 92 °F; 4 %, 59 °F
• impurities: ≤0.0004 meq/g Titratable base; ≤100 ppm Acetic anhydride
• evapn. residue: ≤10 ppm
• color: APHA: ≤10
• refractive index: n20/D 1.371 (lit.)
• pH: 2.5 (20 °C, 50 g/L in H₂O)
• kinematic viscosity: 1.17 cSt(20 °C)
• bp: 117-118 °C (lit.)
• mp: 16.2 °C (lit.)
• transition temp: flash point 39 °C
• solubility: soluble 602.9 g/L
• density: 1.04 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤1 ppm; sulfate (SO₄^2-): ≤1 ppm
• cation traces: Fe: ≤0.2 ppm; heavy metals (as Pb): ≤0.5 ppm
• storage temp.: 15-25°C
• SMILES string: [F2C(F2C)13F3C]C(O)=O
• InChI: 1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)
• InChI key: QTBSBXVTEAMEQO-UHFFFAOYSA-N

Description

Application

• Screening Ultra-Stable (Phenazine)dioxyalkanocic Acids with Varied Water-Solubilizing Chain Lengths for High-Capacity Aqueous Redox Flow Batteries: This study explores the application of phenazine-based compounds, where acetic acid′s derivatives act as soluble mediators in redox flow batteries, offering insights into optimizing battery electrolytes for enhanced capacity and stability (Liu et al., 2024).


• Ambient Aqueous Synthesis of Imine-Linked Covalent Organic Frameworks (COFs) and Fabrication of Freestanding Cellulose Nanofiber@COF Nanopapers: This research demonstrates the use of acetic acid in the eco-friendly synthesis of imine-linked covalent organic frameworks, highlighting its role in promoting green chemistry practices within material science (Kong et al., 2024).


• Green, Safe, and Reliable Synthesis of Bimetallic MOF-808 Nanozymes With Enhanced Aqueous Stability and Reactivity for Biological Applications: Glacial acetic acid is used to modulate the pH during the synthesis of MOF-808 nanozymes, improving their biological compatibility and stability for potential therapeutic applications (Simms et al., 2024).


• Dual-Functional Manganese-Doped ZnO-MOF Hybrid Material with Enhanced Hydrolytic Stability: In this study, acetic acid is integral in the synthesis of a ZnO-based metal-organic framework, enhancing its hydrolytic stability and functionality as a sensor for environmental monitoring (Asadevi et al., 2023).


• Extraction of Nucleotides from Dietary Supplements by Newly Synthesized Adsorbents: The research utilizes acetic acid in the extraction process of nucleotides from dietary supplements, showcasing its efficacy in increasing the yield and purity of extracted compounds (Studzińska et al., 2023).

Analysis Note

Assay (acidimetric): ≥ 99.7 %
Color: ≤ 10 Hazen
Titratable base: ≤ 0.0004 meq/g
Acetic anhydride: ≤ 100 ppm
Chloride (Cl): ≤ 1 ppm
Heavy metals (as Pb): ≤ 0.5 ppm
Sulfate (SO₄): ≤ 1 ppm
Fe (Iron): ≤ 0.2 ppm
Substances reducing potassium dichromate: passes test
Substances reducing potassium permanganate: passes test
Evaporation residue: ≤ 10 ppm
Dilution test: passes test

Legal Information

EMPARTA is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS02,GHS05
• signalword: Danger
• hcodes: H226 - H314
• pcodes: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: 102.2 °F
• flash_point_c: 39 °C