302031

Trifluoroacetic acid

suitable for HPLC, ≥99.0%

• Synonym(s): TFA
• Linear Formula: CF₃COOH
• CAS Number: 76-05-1
• Molecular Weight: 114.02
• Beilstein/REAXYS Number: 742035
• EC Number: 200-929-3
• MDL number: MFCD00004169
• UNSPSC Code: 12352106
• PubChem Substance ID: 329753348
• NACRES: NA.21
• pH: 1 (20 °C, 10 g/L)

Properties

• vapor density: 3.9 (vs air)
• Quality Level: 200
• vapor pressure: 97.5 mmHg ( 20 °C)
• assay: ≥99.0%
• form: liquid
• technique(s): HPLC: suitable; UV/Vis spectroscopy: suitable
• impurities: <0.050% water
• evapn. residue: <0.005%
• refractive index: n20/D 1.3 (lit.)
• pH: 1 (20 °C, 10 g/L)
• bp: 72.4 °C (lit.)
• mp: −15.4 °C (lit.)
• solubility: water: soluble
• density: 1.489 g/mL at 20 °C (lit.)
• λ: H₂O reference
• UV absorption: λ: 260 nm A_max: 0.9; λ: 270 nm A_max: 0.10; λ: 280 nm A_max: 0.05; λ: 290 nm A_max: 0.04; λ: 300 nm A_max: 0.03; λ: 320 nm A_max: 0.025
• application(s): food and beverages
• SMILES string: OC(C(F)(F)F)=O
• InChI: 1S/C2HF3O2/c3-2(4,5)1(6)7/h(H,6,7)
• InChI key: DTQVDTLACAAQTR-UHFFFAOYSA-N

Description

Application

Appropriate for trace environmental analysis.

Used as a:

• Mobile phase component in the estimation of chlorogenic acid and rutin in Rosaceae extracts by HPLC
• Solvent to extract rabbit plasma, followed by HPLC purification of plasma protein content
• Mobile phase solvent for separation of amino acids extracted from sediments, prior to HPLC analysis

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Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H314,H332,H412
• pcodes: P261 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1A
• Storage Class: 8A - Combustible corrosive hazardous materials
• wgk_germany: WGK 2