应用
N,O-Bis(trimethylsilyl)trifluoroacetamide is used as a derivatization reagent for gas chromatography and mass-spectrometry analysis of phenolic acids in fruits. It is also used as a reactant in the preparation of pyrimidinone ribosides and analogs which shows anti-tumor properties. It plays as an important role as a reagent for the regioselective desulfation of polysaccharide sulfates. Furthermore, it is used to prepare trimethylsilyl ethers of carbohydrates and alcohols.

备注
Moisture sensitive. Store in cool place. Keep the container tightly closed in a dry and well-ventilated place Incompatible with strong oxidizing agents and strong acids.

基本信息

MDL
MFCD00008269

EINECS
247-103-9

分子式
C₈H₁₈F₃NOSi₂

分子量
257.40

熔点
-10°

沸点
145-147°

闪点
23°(73°F)

密度
0.97

折射率
1.3840

灵敏度
Keep Cold. Moisture Sensitive. Store under Nitrogen.

形态
Liquid

溶解性
Miscible with chloroform.

Beilstein
3607620

GHS危害和防范说明

GHS符号

Hazard Statements
H226-H314-H318
Flammable liquid and vapour.Causes severe skin burns and eye damage.Causes serious eye damage.

Precautionary Statements
P210-P260h-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.Keep away from heat/sparks/open flames/hot surfaces. - No smoking.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
3

包装组
III

危险类别
10-34
Flammable.Causes burns.

安全等级
20-23-26-36/37/39-45-60
When using do not eat or drink.Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer).In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste

欧盟危险品标志

TSCA
否