Merck
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91707

Sigma-Aldrich

Trifluoroacetic acid

puriss. p.a., suitable for HPLC, ≥99.0% (GC)

Synonym(s):
TFA
Linear Formula:
CF3COOH
CAS Number:
Molecular Weight:
114.02
Beilstein:
742035
Número de EC:
Número MDL:
ID de la sustancia en PubChem:
NACRES:
NA.21

densidad de vapor

3.9 (vs air)

Nivel de calidad

200

presión de vapor

97.5 mmHg ( 20 °C)

grado

puriss. p.a.

ensayo

≥99.0% (GC)

formulario

liquid

technique(s)

HPLC: suitable
LC/MS: suitable

impurezas

≤0.05% water

índice de refracción

n20/D 1.3 (lit.)

pH

1 (20 °C, 1 g/L)

bp

72.4 °C (lit.)

mp

−15.4 °C (lit.)

solubilidad

water: soluble

densidad

1.489 g/mL at 20 °C (lit.)

λ

1 cm path, H2O reference

Absorción UV

λ: 260 nm Amax: 0.9
λ: 270 nm Amax: 0.1
λ: 280 nm Amax: 0.08
λ: 290 nm Amax: 0.07
λ: 300 nm Amax: 0.06
λ: 320 nm Amax: 0.05

idoneidad

corresponds to standard for RP gradient test

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

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Descripción general

Trifluoroacetic acid (TFA) is a fluorinated acetic acid. It is widely used as trifluoromethylating reagent for trifluoromethylation of aromatic compounds.

Aplicación

Trifluoroacetic acid (TFA) may be used in the following studies:
  • Preparation of TFA reagent for the estimation of serum vitamin A.
  • To compose the binary solvent system for the isolation of large denatured peptides by reverse phase high performance liquid chromatography.
  • A mobile-phase additive for liquid chromatography-mass spectrometry (LC-MS) analysis.
  • Preparation of artemisinin under optimized reaction conditions.

Envase

package with 10x1mL

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pictogramas

CorrosionExclamation mark

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1A

Código de clase de almacenamiento

8A - Combustible, corrosive hazardous materials

WGK

WGK 2

Punto de inflamabilidad F

212.0 °F - Pensky-Martens closed cup

Punto de inflamabilidad C

> 100 °C - Pensky-Martens closed cup

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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