3-(三甲基硅烷基)丙炔酸三甲基硅烷酯 - Names and Identifiers
3-(三甲基硅烷基)丙炔酸三甲基硅烷酯 - Physico-chemical Properties
Molecular Formula | C9H18O2Si2
|
Molar Mass | 214.41 |
Density | 0.91g/cm3 |
Melting Point | ~25°C |
Boling Point | 64-65°C1.5mm Hg(lit.) |
Flash Point | 111°F |
Vapor Presure | 0.0945mmHg at 25°C |
Storage Condition | below 5° C |
Sensitive | 7: reacts slowly with moisture/water |
Refractive Index | n20/D 1.44(lit.) |
3-(三甲基硅烷基)丙炔酸三甲基硅烷酯 - Risk and Safety
Risk Codes | 10 - Flammable
|
Safety Description | S23 - Do not breathe vapour.
S24/25 - Avoid contact with skin and eyes.
|
UN IDs | UN 3272 3/PG 3 |
WGK Germany | 3 |
FLUKA BRAND F CODES | 8-10-21 |
TSCA | No |
Hazard Class | 3.2 |
Packing Group | III |
3-(三甲基硅烷基)丙炔酸三甲基硅烷酯 - Introduction
trimethylsilyl 3-(trimethylsilyl)prop-2-ynoate is an organosilicon compound with the chemical formula C10H22O2Si2. The following is its nature, use, preparation and safety information:
Nature:
-Appearance: colorless liquid
-Melting point:-70°C
-Boiling Point: 99-100°C (0.1 mmHg)
-Density: 0.831 g/mL
-Flash Point: 20°C
Use:
trimethylsilyl 3-(trimethylsilyl)prop-2-ynoate is a commonly used organic synthesis reagent with the following uses:
-as an organic silicon reagent: can be used in organic synthesis of silicon reaction, coupling reaction.
-As a protecting group: It can be used to protect compounds containing alcohol or carboxylic acid functional groups, play a protective role in the synthesis, and can be removed by reaction when appropriate.
Preparation Method:
trimethylsilyl 3-(trimethylsilyl)prop-2-ynoate can be prepared by the following method:
2-propargyl alcohol is reacted with hydrochloric acid, trimethylsilyl chloride and tetraethylaluminum to generate trimethylsilyl propargyl alcohol, which is then reacted with trimethylsilyl chloride to generate the final product. The reaction process needs to be carried out under the protection of inert gas.
Safety Information:
trimethylsilyl 3-(trimethylsilyl)prop-2-ynoate should be used in accordance with general laboratory safety practices, noting the following:
-Avoid contact with skin, eyes and breathable gases.
-Operate under airtight ventilation, away from fire sources and strong oxidants.
-Use personal protective equipment such as chemical goggles, protective gloves and lab coats.
-In case of contact or inhalation, rinse immediately with plenty of water and seek medical help.
Last Update:2024-04-10 22:29:15