N-(Trimethylsilyl)imidazole CAS#18156-74-6

CAS Number: 18156-74-6
Chemical Formula: C6H12N2Si
Synonyms:

Imidazole, 1-(trimethylsilyl)-
Trimethylimidazosilane
Trimethylsilylimidzole

Appearance: Colorless Liquid

MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)

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Product Details

N-(Trimethylsilyl)imidazole CAS#18156-74-6

A member of the class of imidazoles in which the hydrogen at position 1 is replaced by a trimethylsilyl group. N-trimethylsilylimidazole is a derivatisation agent used in gas chromatography/mass spectrometry applications.

N-(Trimethylsilyl)imidazole Chemical Properties

Melting point	-42 °C
Boiling point	93-94 °C14 mm Hg(lit.)
density	0.957 g/mL at 20 °C
refractive index	n20/D 1.475(lit.)
Fp	42 °F
storage temp.	Store below +30°C.
solubility	Chloroform
form	Liquid
pka	7.96±0.10(Predicted)
color	Clear colorless to yellow
Specific Gravity	0.956
Water Solubility	decomposes
Sensitive	Moisture Sensitive
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
BRN	606148
Stability:	Air and Moisture Sensitive
InChI	1S/C6H12N2Si/c1-9(2,3)8-5-4-7-6-8/h4-6H,1-3H3
InChIKey	YKFRUJSEPGHZFJ-UHFFFAOYSA-N
SMILES	C[Si](C)(C)n1ccnc1
CAS DataBase Reference	18156-74-6(CAS DataBase Reference)
NIST Chemistry Reference	1h-Imidazole, 1-(trimethylsilyl)-(18156-74-6)
EPA Substance Registry System	1H-Imidazole, 1-(trimethylsilyl)- (18156-74-6)

Safety Information

Hazard Codes	F,Xi,C
Risk Statements	11-36/37/38-14-40-34-37-35-20/21/22
Safety Statements	16-26-33-37/39-45-36/37/39
RIDADR	UN 1993 3/PG 2
WGK Germany	3
RTECS	NI8700000
F	10-21
Autoignition Temperature	540 °C DIN 51794
TSCA	TSCA listed
HazardClass	3
PackingGroup	II
HS Code	29332990
Storage Class	3 - Flammable liquids
Hazard Classifications	Acute Tox. 4 Oral Eye Irrit. 2 Flam. Liq. 2 Skin Irrit. 2

Product Application of N-(Trimethylsilyl)imidazole CAS#18156-74-6

N-(Trimethylsilyl)imidazole is a silylating agent for alcohols and 1,3-dicarbonyl compounds; reaction with esters to give imidazolides; preparation of O-trimethylsilyl monothioacetals; aromatization of the A-ring of steroids. It participates in the reactions of Hydroxyl Silylation Reactions, Silyl Aminal Formation Reactions, Nitrogen Silylation Reactions, Acyl Imidazole Formation, Michael Addition Reactions, Substitution Reactions, Phosphoroimidazolidate Formation, and other uses.

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