Merck
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文件

安全信息

302031

Sigma-Aldrich

三氟乙酸

suitable for HPLC, ≥99.0%

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别名:
TFA
线性分子式:
CF3COOH
CAS号:
76-05-1
分子量:
114.02
Beilstein:
742035
EC 号:
200-929-3
MDL编号:
MFCD00004169
PubChem化学物质编号:
329753348
NACRES:
NA.21

蒸汽密度

3.9 (vs air)

质量水平

200

蒸汽压

97.5 mmHg ( 20 °C)

检测方案

≥99.0%

形式

liquid

技术

HPLC: suitable
UV/Vis spectroscopy: suitable

杂质

<0.050% water

蒸发残留物

<0.005%

折射率

n20/D 1.3 (lit.)

pH值（酸碱度）

1 (20 °C, 10 g/L)

bp

72.4 °C (lit.)

mp

−15.4 °C (lit.)

溶解性

water: soluble

密度

1.489 g/mL at 20 °C (lit.)

λ

H2O reference

紫外吸收

λ: 260 nm Amax: 0.9
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

应用

food and beverages

SMILES字符串

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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相关类别

应用

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。

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产品编号
说明
价格

象形图

CorrosionExclamation mark
GHS05,GHS07

警示用语：

Danger

危险声明

H314 - H332 - H412

危险分类

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

储存分类代码

8A - Combustible, corrosive hazardous materials

WGK

WGK 2

闪点(°F)

212.0 °F - Pensky-Martens closed cup

闪点(°C)

> 100 °C - Pensky-Martens closed cup

法规信息

危险化学品

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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
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)
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
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
Macro- and micromethods for the determination of serum vitamin A using trifluoroacetic acid.
J B Neeld et al.
The Journal of nutrition, 79, 454-462 (1963-04-01)
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