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Merck
CN

299537

Trifluoroacetic acid

≥99%, for protein sequencing

Synonym(s):

TFA

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About This Item

Linear Formula:
CF3COOH
CAS Number:
Molecular Weight:
114.02
UNSPSC Code:
12352106
NACRES:
NA.21
PubChem Substance ID:
EC Number:
200-929-3
Beilstein/REAXYS Number:
742035
MDL number:
Assay:
≥99%
Form:
liquid
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vapor density

3.9 (vs air)

Quality Level

vapor pressure

97.5 mmHg ( 20 °C)

type

for protein sequencing

assay

≥99%

form

liquid

impurities

<0.05% 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 10.000 g/L

density

1.489 g/mL at 20 °C (lit.)

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

General description

Our biotech solvents offer exceptional quality for reliable RNA extraction, ensuring optimal laboratory performance. With low water content and minimal residue, give clean UV spectra to minimize contamination.
  • High-Quality Biotech Solvents: Designed for optimal laboratory performance with low water content and minimal residues.
  • Ideal for RNA Extraction: Essential for genetic testing and research applications like PCR.
  • Ensures Integrity of Genetic Material: Promotes reliable and reproducible results.
  • Industry Compliant: Suitable for both academic and commercial laboratories, enhancing research efficiency.

Trifluoroacetic acid is a naturally occurring organic solvent and biodegradable by microbial action. It can also be used as a catalyst for various organic transformations, including solvolysis, rearrangements, reductions, oxidations, and trifluoromethylation.

Application

Trifluoroacetic acid can be used as a solvent in the:
  • Mass spectrometry for protein identification.
  • Microwave-irradiated bromination of isoxazoles and pyrazoles with N-bromosuccinimide to synthesize mono-brominated isoxazoles and pyrazoles.
  • Lewis acid-catalyzed 6-endo-digcyclization of 2-(2-arylethynyl)heteroaryl esters to heterocyclic lactones.
  • Electrospinning of cellulose acetate to prepare the corresponding nanofibrous membranes.


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pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

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

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 2

flash_point_f

No data available

flash_point_c

No data available

Regulatory Information

危险化学品

This item has



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Protocols

BIOshell™ IgG 1000 Å C4 UHPLC Column for Improved Biomacromolecule Separations


Andrew C Tolonen et al.
Journal of visualized experiments : JoVE, (89)(89), doi:10-doi:10 (2014-07-22)
Stable isotope labeling of peptides by reductive dimethylation (ReDi labeling) is a method to accurately quantify protein expression differences between samples using mass spectrometry. ReDi labeling is performed using either regular (light) or deuterated (heavy) forms of formaldehyde and sodium
Guangfa Shi et al.
Organic letters, 17(1), 38-41 (2014-12-18)
Direct trifluoromethylation of arenes using TFA as the trifluoromethylating reagent was achieved with Ag as the catalyst. This reaction not only provides a new protocol for aryl C-H trifluoromethylation, but the generation of CF3· from TFA may prove useful in
W C Mahoney et al.
The Journal of biological chemistry, 255(23), 11199-11203 (1980-12-10)
A method employing reverse phase high performance liquid chromatography has been developed for the purification of large denatured peptides. The cyanogen bromide fragments of hemoglobin alpha, beta, and gamma chains (13 to 91 residues in length) could be separated and



Global Trade Item Number

SKUGTIN
299537-500G04061826657522
299537-50G04061826657607
299537-100G04061826657508
299537-25G04061826657515
299537-2L04061838154590