Description
Trifluoroacetic acid
HPLC
Synonym(s):
Perfluoroacetic Acid, TFA, TFA
Linear Formula:
CF3COOH
CAS Number:
76-05-1
Molecular Weight:
114.02
Beilstein:
742035
MDL number:
MFCD00004169
EC Index Number:
200-929-3
PROPERTIES
vapor density
3.9 (vs air)
Quality Level
200
vapor pressure
97.5 mmHg ( 20 °C)
Assay
≥99.9%
form
liquid
technique(s)
HPLC: suitable
impurities
≤0.05% Water
evapn. residue
≤0.005%
color
APHA: ≤5
refractive index
n20/D 1.3 (lit.)
pH
1 (10 g/L in H2O)
bp
72.4 °C (lit.)
mp
−15.4 °C (lit.)
solubility
soluble 10 g/mL
density
1.489 g/mL at 20 °C (lit.)
anion traces
chloride (Cl-): ≤0.001%
fluoride (F-): ≤0.001%
sulfate (SO42-): ≤0.001%
cation traces
Fe: ≤0.0001%
UV absorption
λ: 230 nm Amax: ≤0.15
λ: 254 nm Amax: ≤0.01
shipped in
ambient
storage temp.
room temp
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
Application
HPLC
TX1276-0004 contains 10 x 4mL ampoules/pk
TX1276-4 is packaged in poly coated glass bottles
TX1276-4 is packaged in poly coated glass bottles
Analysis Note
Assay99.9% minChloride (Cl)0.001% maxColor (APHA)5 maxEvaporation residue0.005% maxFluoride (F)0.001% maxFormClear liquidIron (Fe)0.0001% maxSulfate (SO4)0.001% maxUV Absorbance (0.1%, 1 cm, H2O, 230 nm)0.15AU maxUV Absorbance (0.1%, 1 cm, H2O, 254 nm)0.01AU maxWater (H2O)0.05% max
SAFETY INFORMATION
Pictograms
GHS05,GHS07
Signal Word
Danger
Hazard Statements
H314 - H332 - H412
Precautionary Statements
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 Code
8A - Combustible, corrosive hazardous materials
WGK
WGK 2
Flash Point(F)
212.0 °F - Pensky-Martens closed cup
Flash Point(C)
> 100 °C - Pensky-Martens closed cup