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Merck

177474

Sigma-Aldrich

三氟硫代乙酸S-乙酯

97%

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About This Item

线性分子式:
CF3COSC2H5
CAS号:
分子量:
158.14
Beilstein:
1761564
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22

方案

97%

表单

liquid

折射率

n20/D 1.376 (lit.)

沸点

90.5 °C (lit.)

密度

1.234 g/mL at 25 °C (lit.)

SMILES字符串

CCSC(=O)C(F)(F)F

InChI

1S/C4H5F3OS/c1-2-9-3(8)4(5,6)7/h2H2,1H3

InChI key

VGGUKFAVHPGNBF-UHFFFAOYSA-N

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应用

S-Ethyl trifluorothioacetate was used to selectively trifluoroacetylate amino groups in proteins.

象形图

Flame

警示用语:

Danger

危险声明

危险分类

Flam. Liq. 2

储存分类代码

3 - Flammable liquids

WGK

WGK 3

闪点(°F)

68.0 °F - closed cup

闪点(°C)

20 °C - closed cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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V D Mehta et al.
Bioconjugate chemistry, 5(3), 257-261 (1994-05-01)
Fluorinated proteins have been synthesized and characterized as potential in vivo 19F magnetic resonance imaging (MRI) and spectroscopy (MRS) agents. Proteins labeled with fluorine include bovine serum albumin, gamma-globulin, and purified immunoglobulin (IgG). The amino groups in proteins were selectively
S Doonan et al.
The Italian journal of biochemistry, 28(6), 441-455 (1979-11-01)
Results obtained as part of a study of the primary structure of mitochondrial aspartate aminotransferase from pig heart are described. In particular, the S-aminoethylated protein was digested with trypsin and with the lysine specific protease from A. mellea. In the
María Eliana Defonsi Lestard et al.
The Journal of chemical physics, 131(21), 214303-214303 (2009-12-09)
The molecular structure and conformational properties of S-ethyl trifluorothioacetate, CF(3)COSCH(2)CH(3), were determined in the gas phase by electron diffraction and vibrational spectroscopy (IR and Raman). The experimental investigations were supplemented by ab initio (Moller Plesset of second order) and density
P Adriaensens et al.
European journal of biochemistry, 177(2), 383-394 (1988-11-01)
A 19F-labeled derivative of hen egg-white lysozyme, in which the six epsilon-amino groups are trifluoroacetylated (LF6), was prepared by reaction of lysozyme with S-ethyltrifluorothioacetate. The reaction mixture was fractionated by cation-exchange chromatography at pH 7.3. A comparison of the circular
M Kamo et al.
European journal of biochemistry, 255(1), 162-171 (1998-08-06)
A vapor of S-ethyltrifluorothioacetate was found to specifically cleave the amino side of serine and threonine peptide bonds. The cleavage reactions were carried out at 50 degrees C for 6 h-24 h or at 30 degrees C for 24 h.

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