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2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane

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Origem: China

Cas No: 2554-06-5

Especificação: 99%Min

Quantidade de ordem min: 1 /kg

Capacidade de fornecimento: 50 mt/month

Tempo de espera: 7 dias para OEM, 3 dias para produtos prontos

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CAS No.: 2554-06-5 Formula: C12H24O4Si4 Molecular Weight: 344.65900

Basic Info

Chemical Name	2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Synonyms	Tetravinyltetramethylcyclotetrasiloxane; 2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane; 2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane; 2,3-DIHYDRO-5-METHYL-3-PHENYL-2-THIOXO-1H-QUINAZOLIN-4-ONE; 2,4,6,8-tetramethyl-2,4,6,8-tetravinyl-2,4,6,8-tetrasila-1,3,5,7-tetraoxacyclooctane; Cyclotetrasiloxane,2,4,6,8-tetramethyl-2,4,6,8-tetravinyl; Cyclotetrasiloxane, 2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl-; EINECS 219-863-1; 2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane; 1,3,5,7-tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane; S-Tetramethyltetravinylcyclotetrasiloxane; 2,4,6,8-tetramethyl-2,4,6,8-tetravinyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane; Cyclotetrasiloxane,2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl;
CAS No.	2554-06-5
Molecular Formula	C12H24O4Si4
Molecular Weight	344.65900
PSA	36.92000
LogP	3.25520

Properties

Appearance & Physical State	Colorless transparent liquid
Density	0.997
Boiling Point	224-224.5ºC
Melting Point	-44ºC
Flash Point	210
Refractive Index	1.4342
Storage Condition	2-8ºC

Safety Info

Safety Statements	S26-S36
Risk Statements	R36
Hazard Codes	Xi
Signal Word	Warning
Symbol	GHS07
Caution Statement	P305 + P351 + P338
Hazard Declaration	H319

Synthesis Route

chlorotrimethylsilane+Dichloromethylvinylsilane→VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE+2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Dichloromethylvinylsilane→2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane+Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-
chlorotrimethylsilane+Dichloromethylvinylsilane→2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane+Cyclotrisiloxane, 2,4,6-triethenyl-2,4,6-trimethyl-

Precursor

Ethenyldiethoxymethylsilane
chlorotrimethylsilane
Dichloromethylvinylsilane

Downstream Product

2-vinylnaphthalene
4-Methoxystyrene
1-methoxy-4-[(E)-2-(4-methoxyphenyl)ethenyl]benzene
ethyl 4-ethenylbenzoate

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