117680-21-4

117680-21-4 - Names and Identifiers

Name	1,3-Bis(Triethoxysilylethyl)Tetramethyldisiloxane
Synonyms	1,3-Bis(Triethoxysilylethyl)Tetramethyldisiloxane 1,3-BIS(TRIETHOXYSILYLETHYL)TETRAMETHYLDISILOXANE 1,3-Bis(2'-Triethoxysilylethyl) -1,1,3,3-Tetramethyl Disiloxane 3,8,13-Trioxa-4,7,9,12-tetrasilapentadecane, 4,4,12,12-tetraethoxy-7,7,9,9-tetramethyl-
CAS	117680-21-4

117680-21-4 - Physico-chemical Properties

Molecular Formula	C20H50O7Si4
Molar Mass	514.95
Boling Point	125-135°C / 0.1
Flash Point	>110°C (>230°F)
Specific Gravity	0.945
Sensitive	7: reacts slowly with moisture/water
Refractive Index	1.421

117680-21-4 - Introduction

1,3-Bis (triethoxysilylethyl) tetramethyldisiloxane, chemical formula [(C2H5O)3Si(CH2)2Si(CH3)2O]2, is an organosilicon compound.

Nature:
1,3-Bis (triethoxysilylethyl) tetramethyldisiloxane is a colorless to pale yellow liquid with low toxicity and high flash point. It is soluble in organic solvents such as ethers, alkanes and aromatics and is also compatible with many organic polymers.

Use:
1,3-bis (triethoxysilylethyl) tetramethyldisiloxane is widely used in the preparation of silicone rubber, silicone rubber, silicone rubber reinforcing agent, etc. It can be used as a crosslinking agent to provide hardness, tensile strength and wear resistance, and can also improve the high temperature resistance of silicone rubber. In addition, it can also be used in various sealing materials, lubricants, waterproof coatings and other fields.

Preparation Method:
The synthesis of 1,3-bis (triethoxysilylethyl) tetramethyldisiloxane is usually accomplished through a series of chemical reactions. One common method of preparation is to react a chlorosilane with triethoxysilyl ethane under alkaline conditions to form 1,3-bis (triethoxysilylethyl) tetramethyldisiloxane.

Safety Information:
1,3-Bis (triethoxysilylethyl) tetramethyldisiloxane is not currently classified as a particularly hazardous chemical. However, it is an organic matter, so general laboratory safety handling and protective measures should be followed during use. Avoid contact with skin and eyes, such as accidental contact, immediately rinse with plenty of water, and medical treatment. Use in a well-ventilated area and avoid contact with oxidants or strong acids/bases.

Last Update：2024-04-10 22:29:15