8.14219

N-tert-Butyldimethylsilyl-N-methyltrifluoroacetamide

for synthesis

• Synonym(s): N-tert-Butyldimethylsilyl-N-methyltrifluoroacetamide, MTBSTFA
• Empirical Formula (Hill Notation): C₉H₁₈F₃NOSi
• CAS Number: 77377-52-7
• Molecular Weight: 241.33
• MDL number: MFCD00009671
• UNSPSC Code: 12352103
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: ≥97.0% (GC)
• form: liquid
• transition temp: flash point 52 °C
• density: 1.03 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C9H18F3NOSi/c1-5-6-7-15(3,4)13(2)8(14)9(10,11)12/h5-7H2,1-4H3
• InChI key: NEJIKZHUEMMAEF-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.034 - 1.039
Identity (IR): passes test

Safety Information

• pictograms: GHS02
• signalword: Warning
• hcodes: H226
• pcodes: P210 - P233 - P240 - P241 - P242 - P243
• Hazard Classifications: Flam. Liq. 3
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 113.0 °F - closed cup
• flash_point_c: 45 °C - closed cup