TMSI: Trimethylsilylimidazole

Category: Silylation Reagents
CAS # : 18156-74-6
Chemical Name: Trimethylsilylimidazole

TMSI is a potent, selective TMS donor that reacts with alcohols and phenols but not amines or amides. TMSI derivatizes wet sugar samples, hindered hydroxyl groups in steroids, and amino acids in fluorinated acylation reagents. TMSI is used in the preparation of dual perfluoroacyl and TMS derivatives.

Regis SKU #:

Use: Silylation Reagent for GC
Appearance: Clear, colorless to slightly yellow liquid
BP: 93-94ºC (199-201ºF)
MF: C6H12N2Si
FW: 140.26 g/mol
Specific Gravity (H2O = 1.0): 0.956
Suggested Storage Conditions: Store under inert gas in a cool, dry place suitable for flammable materials.