Trifluoroacetic acid

Product Name

Trifluoroacetic acid, suitable for HPLC, ≥99.0%

InChI

1S/C2HF3O2/c3-2(4,5)1(6)7/h(H,6,7)

InChI key

DTQVDTLACAAQTR-UHFFFAOYSA-N

SMILES string

OC(C(F)(F)F)=O

vapor density

3.9 (vs air)

vapor pressure

97.5 mmHg ( 20 °C)

assay

≥99.0%

form

liquid

Quality Level

200

concentration

≥99,0%

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: 1.0
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