1-PHENYL-1-TRIMETHYLSILOXYETHYLENE

Synonym(s):α-(Trimethylsiloxy)styrene;Acetophenone enol trimethylsilyl ether

CAS NO.：13735-81-4
Empirical Formula: C11H16OSi
Molecular Weight: 192.33
MDL number: MFCD00008582
EINECS: 237-308-1
SAFETY DATA SHEET (SDS)
Update Date: 2023-04-23 13:52:06

1-PHENYL-1-TRIMETHYLSILOXYETHYLENE Structural

What is 1-PHENYL-1-TRIMETHYLSILOXYETHYLENE?

The Uses of 1-PHENYL-1-TRIMETHYLSILOXYETHYLENE

1-Phenyl-1-trimethylsiloxyethylene has been used in the synthesis of β-amino ketones in water via Mannich-type reaction and cis-2,6-disubstituted dihydropyrans via three-component, one-pot cascade reaction. It is also used as chemical additives and intermediates.

The Uses of 1-PHENYL-1-TRIMETHYLSILOXYETHYLENE

1-Phenyl-1-trimethylsiloxyethylene has been used in the synthesis of:

β-amino ketones in water via Mannich-type reaction
cis-2,6-disubstituted dihydropyrans via three-component, one-pot cascade reaction

General Description

1-Phenyl-1-trimethylsiloxyethylene is a styrene type silyl enol ether, reacts with formaldehyde and 2,4-pentanedione to yield the corresponding dihydropyran. It also undergoes Mukaiyama aldol reaction with aldehydes in water in the presence of amphiphilic calix[6]arene derivatives as surfactants.

Properties of 1-PHENYL-1-TRIMETHYLSILOXYETHYLENE

Melting point:	122-123 °C
Boiling point:	88-89 °C/11 mmHg (lit.)
Density	0.938 g/mL at 25 °C (lit.)
vapor density	>1 (vs air)
refractive index	n20/D 1.502(lit.)
Flash point:	174 °F
storage temp.	2-8°C
form	clear liquid
color	Colorless to Light orange to Yellow
Specific Gravity	0.938
Water Solubility	Reacts with water.
Sensitive	Moisture Sensitive
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
BRN	1306914
CAS DataBase Reference	13735-81-4(CAS DataBase Reference)
EPA Substance Registry System	Silane, trimethyl[(1-phenylethenyl)oxy]- (13735-81-4)

Safety information for 1-PHENYL-1-TRIMETHYLSILOXYETHYLENE

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.