1-Cyclohexenyloxytrimethylsilane

Synonym(s):1-Cyclohexenyloxytrimethylsilane;Cyclohexanone enol trimethylsilyl ether

CAS NO.：6651-36-1
Empirical Formula: C9H18OSi
Molecular Weight: 170.32
MDL number: MFCD00001541
EINECS: 229-675-1
SAFETY DATA SHEET (SDS)
Update Date: 2026-05-28 03:59:15

1-Cyclohexenyloxytrimethylsilane Structural

What is 1-Cyclohexenyloxytrimethylsilane?

Chemical properties

clear yellow liquid

The Uses of 1-Cyclohexenyloxytrimethylsilane

1-(Trimethylsiloxy)cyclohexene is used as intermediate to complex compounds, including natural products. It is also used as a pharmaceutical intermediate.

General Description

1-(Trimethylsiloxy)cyclohexene undergoes Michael addition reaction with methyl vinyl ketone in the presence of dibutyltin bis(triflate).

Properties of 1-Cyclohexenyloxytrimethylsilane

Boiling point:	64-65 °C15 mm Hg(lit.)
Density	0.875 g/mL at 25 °C(lit.)
refractive index	n20/D 1.447(lit.)
Flash point:	108 °F
storage temp.	Sealed in dry,2-8°C
solubility	Not miscible or difficult to mix.
form	clear liquid
color	Colorless to Light yellow to Light orange
Specific Gravity	0.885
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
Sensitive	Moisture Sensitive
BRN	1859394
Stability:	Moisture Sensitive
CAS DataBase Reference	6651-36-1(CAS DataBase Reference)
EPA Substance Registry System	Silane, (1-cyclohexen-1-yloxy)trimethyl- (6651-36-1)

Safety information for 1-Cyclohexenyloxytrimethylsilane

Signal word	Warning
Pictogram(s)	Flame Flammables GHS02
GHS Hazard Statements	H226:Flammable liquids H303:Acute toxicity,oral
Precautionary Statement Codes	P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.