Trimethylsilylimidazole

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Description

A very strong silylation reagent that reacts with hydroxyl and carboxyl groups. N-Trimethylsilylimidazole, or TMSI, is used to silylate components in resins and oils thus making them volatile for gas chromatographic analysis.

Chemical structure

Trimethylsilylimidazole.jpg

Synonyms and Related Terms

N-Trimethylsilylimidazole; TMSI; 1-(trimethylsilyl)-1H-imidazole; n-(Trimethylsilyl)-imidazole

Risks

  • Flammable. Flash point = 5.5C
  • Inhalation and skin contact will cause irritation.
  • Fisher Scientific: MSDS

Physical and Chemical Properties

Insoluble in water.

Composition C6H12N2Si
CAS 18156-74-6
Density 0.956 g/ml
Molecular Weight mol. wt. = 140.26
Boiling Point 40-41 C

Resources and Citations

  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983
  • Website: www.piercenet.com

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