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Merck
CN

302031

三氟乙酸

suitable for HPLC, ≥99.0%

别名:

TFA

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关于此项目

线性分子式:
CF3COOH
化学文摘社编号:
76-05-1
分子量:
114.02
UNSPSC Code:
12352106
NACRES:
NA.21
PubChem Substance ID:
329753348
EC Number:
200-929-3
Beilstein/REAXYS Number:
742035
MDL number:
MFCD00004169

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产品名称

三氟乙酸, 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 Amax: 1.0
λ: 270 nm Amax: 0.10
λ: 280 nm Amax: 0.05
λ: 290 nm Amax: 0.04
λ: 300 nm Amax: 0.03
λ: 320 nm Amax: 0.025

application(s)

food and beverages

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相关类别

Application

用作：
  • 通过HPLC测定蔷薇科提取物中绿原酸和芦丁的流动相组分
  • 提取兔血浆的溶剂，然后用HPLC纯化血浆蛋白
  • 流动相溶剂，用于分离从沉积物中提取的氨基酸，然后进行HPLC分析

适用于环境痕量分析。

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

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

存储类别

8A - Combustible corrosive hazardous materials

wgk

WGK 2

法规信息

危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCZ3475
MKCX6012
MKCX4843
STBL3253
STBL1439

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Kwang Su Kim et al.
ACS applied materials & interfaces, 5(9), 3591-3598 (2013-04-05)
Graphene-based electrochemical impedance sensors have recently received much attention due to their outstanding sensing capability and economic viability. In this study, we present a novel means of constructing an impedance sensing platform via harnessing intrinsic π-stacking interactions between probe protein
Luz M Hernández-Maldonado et al.
Nutrients, 11(7) (2019-07-25)
Mango (Mangifera indica L.) is a tropical fruit which is considered to be a source of dietary fiber (DF) and phenolic compounds (PCs). In this study, high DF mango-based fruit bars were developed from whole mango (peel and pulp). The
Continuous-flow synthesis of the anti-malaria drug artemisinin.
François Lévesque et al.
Angewandte Chemie (International ed. in English), 51(7), 1706-1709 (2012-01-18)
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
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