8.41102

N-Methyl-N-trimethylsilyl-trifluoroacetamide

for synthesis

• Synonim(y): N-Methyl-N-trimethylsilyl-trifluoroacetamide, MSTFA
• Wzór empiryczny (zapis Hilla): C₆H₁₂F₃NOSi
• Numer CAS: 24589-78-4
• Masa cząsteczkowa: 199.25
• UNSPSC Code: 12352103
• EC Index Number: 246-331-6
• NACRES: NA.22
• MDL number: MFCD00000411
• Assay: ≥97.0% (GC)
• Form: liquid

Właściwości

• Quality Segment: 200
• 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
• SMILES string: [Si](N(C)C(=O)C(F)(F)F)(C)(C)C
• InChI: 1S/C6H12F3NOSi/c1-10(12(2,3)4)5(11)6(7,8)9/h1-4H3
• InChI key: MSPCIZMDDUQPGJ-UHFFFAOYSA-N

Opis

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

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Informacja o środkach bezpieczeństwa

• pictograms: GHS02,GHS07
• signalword: Warning
• pcodes: P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Klasa składowania: 3 - Flammable liquids
• flash_point_f: 77.0 °F - closed cup
• flash_point_c: 25 °C - closed cup
• hcodes: H226,H315,H319,H335