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N-Methyl-N-(trimethylsilyl)trifluoroacetamide

ALDRICH/394866 - synthesis grade

Synonym: N-Trimethylsilyl-N-methyl trifluoroacetamide; MSTFA

CAS Number: 24589-78-4
Empirical Formula (Hill Notation): C6H12F3NOSi
Molecular Weight: 199.25
EC Number: 246-331-6
MDL Number: MFCD00000411
Linear Formula: CF3CON(CH3)Si(CH3)3
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-394866-10X1ML 1 mL
 $190.00
10/EA		 Add To Favorites
45-394866-5ML 5 mL
 $123.00
1/EA		 Add To Favorites
45-394866-25ML 25 mL
 $377.00
1/EA		 Add To Favorites

 

assay ≥98%
bp 130-132 °C (lit.)
density 1.075 g/mL at 25 °C (lit.)
form liquid
grade for GC derivatization
  synthesis grade
InChI 1S/C6H12F3NOSi/c1-10(12(2,3)4)5(11)6(7,8)9/h1-4H3
InChI key MSPCIZMDDUQPGJ-UHFFFAOYSA-N
reaction suitability reagent type: derivatization reagent
reaction type: Silylations
refractive index n20/D 1.38 (lit.)
SMILES string CN(C(=O)C(F)(F)F)[Si](C)(C)C
storage temp. 2-8°C
vapor density >1 (vs air)
vapor pressure 8.8 mmHg ( 27 °C)
Application: Silylating agent used to form volatile derivatives for GC-MS analysis.
Improved silylation procedure for simultaneous detection of steroid hormones 17-α-ethynylestradiol and estrone.
General description: N-Methyl-N-(trimethylsilyl)trifluoroacetamide (MSTFA) is a derivatizing reagent. It can be used as alternatives to diazomethane.
Other Notes: Reagent for trimethylsilyl.
Packaging: 10×1, 5, 25 mL in ampule
Purity ≥98%
bp 130-132 °C (lit.)
Density 1.075 g/mL at 25 °C (lit.)
Refractive Index n20/D 1.38 (lit.)
Storage Temp. 2-8°C
UNSPSC 12000000

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