Skip to Content
Merck
CN
All Photos(1)

Documents

8.41102

Sigma-Aldrich

N-Methyl-N-trimethylsilyl-trifluoroacetamide

for synthesis

Synonym(s):

N-Methyl-N-trimethylsilyl-trifluoroacetamide, MSTFA

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C6H12F3NOSi
CAS Number:
Molecular Weight:
199.25
MDL number:
UNSPSC Code:
12352103
EC Index Number:
246-331-6
NACRES:
NA.22

Quality Level

Assay

≥97.0% (GC)

form

liquid

bp

130-132 °C/1013 hPa

transition temp

flash point 25 °C

density

1.085 g/cm3

storage temp.

2-30°C

InChI

1S/C6H12F3NOSi/c1-10(12(2,3)4)5(11)6(7,8)9/h1-4H3

InChI key

MSPCIZMDDUQPGJ-UHFFFAOYSA-N

Application

  • Enhancing electrolyte interfacial stability: N-Methyl-N-trimethylsilyl-trifluoroacetamide was used in a study as an additive in lithium metal batteries, contributing to the stability of low-concentration electrolytes and improving battery performance. This application offers potential benefits in energy storage technologies (Liu et al., 2023).
  • Uniform polymerization for sodium metal batteries: A research article discussed the role of N-Methyl-N-trimethylsilyl-trifluoroacetamide as an additive that enhances the uniformity of in situ polymerization in high-voltage sodium metal batteries, indicating its crucial role in advancing battery chemistry (Ma et al., 2024).
  • GC-MS analysis of caffeine metabolites: The reagent was utilized for the derivatization of caffeine and its main metabolites in horse urine samples, showcasing its effectiveness in gas chromatography-mass spectrometry (GC-MS) applications for analytical chemistry (Göktaş et al., 2022).
  • Online derivatization device for atmospheric particulates: N-Methyl-N-trimethylsilyl-trifluoroacetamide was applied in the design of an online derivatization device that processes polar organics from atmospheric particulate filters, demonstrating its utility in environmental monitoring and analysis (Zhang et al., 2022).
  • Analysis of stimulants in urine: The compound was essential in the analysis of hydroxylated phenylalkylamine stimulants in urine, using GC coupled with atmospheric pressure photoionization high-resolution mass spectrometry (GC-APPI-HRMS), highlighting its application in doping control and forensic science (Bressan et al., 2020).

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.078 - 1.087
Identity (IR): passes test

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

77.0 °F - closed cup

Flash Point(C)

25 °C - closed cup


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service