1,3-Diallyltetrakis(trimethylsiloxy)disiloxane

1,3-Diallyltetrakis(trimethylsiloxy)disiloxane - Names and Identifiers

Name	1,1,1,7,7,7-hexamethyl-3,5-di(prop-2-en-1-yl)-3,5-bis[(trimethylsilyl)oxy]tetrasiloxane
Synonyms	Diallyltetrakistrimethylsiloxydisiloxane 1,3-DIALLYLTETRAKIS(TRIMETHYLSILOXY)DISILOXANE 1,3-Diallyltetrakis(trimethylsiloxy)disiloxane 1,1,1,7,7,7-hexamethyl-3,5-di(prop-2-en-1-yl)-3,5-bis[(trime... 1,1,1,7,7,7-hexamethyl-3,5-di(prop-2-en-1-yl)-3,5-bis[(trimethylsilyl)oxy]tetrasiloxane Tetrasiloxane, 1,1,1,7,7,7-hexamethyl-3,5-di-2-propen-1-yl-3,5-bis[(trimethylsilyl)oxy]- trimethyl-[prop-2-enyl-[prop-2-enyl-bis(trimethylsilyloxy)silyl]oxy-trimethylsilyloxysilyl]oxysilane
CAS	211931-07-6
InChI	InChI=1/C18H46O5Si6/c1-15-17-28(19-24(3,4)5,20-25(6,7)8)23-29(18-16-2,21-26(9,10)11)22-27(12,13)14/h15-16H,1-2,17-18H2,3-14H3

1,3-Diallyltetrakis(trimethylsiloxy)disiloxane - Physico-chemical Properties

Molecular Formula	C18H46O5Si6
Molar Mass	511.07
Density	0,89 g/cm3
Boling Point	125°C/1.7mmHg
Flash Point	>110°C
Vapor Presure	0mmHg at 25°C
Specific Gravity	0.89
Sensitive	4: no reaction with water under neutral conditions
Refractive Index	1.4141

1,3-Diallyltetrakis(trimethylsiloxy)disiloxane - Risk and Safety

Risk Codes	36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing.
TSCA	No

1,3-Diallyltetrakis(trimethylsiloxy)disiloxane - Introduction

1,1,1,7,7,7-hexamethyl-3,5-di(prop-2-en-1-yl)-3,5-BIS [(trimethylsilyl)oxy] tetrasilane is an organosilicon compound with the chemical formula C16H40O4Si6. The following is a description of its nature, use, formulation and safety information:

Nature:
-Appearance: colorless transparent liquid
-Molecular weight: 500.87g/mol
-Melting point:-88 ° C
-Boiling point: 331 ° C
-Density: 0.925g/cm³
-Solubility: Soluble in anhydrous organic solvents, slightly soluble in water

Use:
- 1,1,1,7,7,7-hexamethyl-3,5-di(prop-2-en-1-yl)-3,5-bis[(trimethylsilyl)) oxy] tetrasilane can be used as a synthetic intermediate for silicone monomers or polymers.
-In organic synthesis, it can be used to synthesize polymers, coatings, sealants, etc. containing silicon.
-The compound can also be used to prepare silicone rubber and silica gel with special properties.

Method:
- 1,1,1,7,7,7-hexamethyl-3,5-di(prop-2-en-1-yl)-3,5-BIS [(trimethylsilyl)oxy] tetrasilane is usually reacted by Intermediate 1, 3-Diallylchlorosilane is obtained by reaction with trimethylchlorosilane. The specific steps involve chemical reagents and specialized equipment and need to be carried out under laboratory conditions.

Safety Information:
- 1,1,1,7,7,7-hexamethyl-3,5-di(prop-2-en-1-yl)-3,5-bis[(trimethylsilyl)oxy] tetasilane should be operated to avoid contact with skin and eyes, and avoid inhaling gas or steam. Wear appropriate personal protective equipment for operation.
-During operation, ensure good ventilation conditions.
-Waste disposal shall comply with local regulations and shall not be dumped.

Please note that this is a chemical substance that can be applied in laboratory or professional conditions only if relevant knowledge and technology are understood and clearly understood. Before use, the safety data sheet and operating instructions provided by the supplier should also be carefully read and followed.

Last Update：2024-04-10 22:29:15