Home > Organosilicon Compounds> 2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane

2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane

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Origin: China

Cas No: 77-63-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 77-63-4 Formula: C28H32O4Si4 Molecular Weight: 544.89300

Basic Info

Chemical Name	2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Synonyms	Cyclotetrasiloxane, 2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-; 2,4,6,8-Tetramethyl-2,4,6,8-tetraphenyl-cyclotetrasiloxan; 1,3,5,7-tetramethyltetraphenylcyclotetrasiloxane; CYCLOTETRASILOXANE,2,4,6,8-TETRAMETHYL-2,4,6,8-TETRAPHENYL; EINECS 201-045-0; 1,3,5,7-tetramethyl-1,3,5,7-tetraphenylcyclotetrasiloxane; 2,4,6,8-Tetramethyl-2,4,6,8-tetraphenyl-[1,3,5,7,2,4,6,8]cyclotetrasiloxane; 1.3.5'.7'-Tetramethyl-1'.3'.5.7-tetraphenylcyclotetrasiloxan; 2,4,6,8-Tetramethyl-2,4,6,8-tetraphenylcyclotetrasiloxane; tetramethyltetraphenylcyclotetrasiloxane; 2,4,6,8-tetraphenyl-2,4,6,8-tetramethylcyclotetrasiloxane;
CAS No.	77-63-4
Molecular Formula	C28H32O4Si4
Molecular Weight	544.89300
PSA	36.92000
LogP	3.98320

Properties

Density	1.13g/cm3
Boiling Point	493.2ºC at 760 mmHg
Flash Point	211.7ºC
Refractive Index	1.576

Synthesis Route

Dichloromethylphenylsilane→1,3,5-TRIMETHYL-1,3,5-TRIPHENYLCYCLOTRISILOXANE+cis 2,4,6-trimethyl-2,4,6-triphenylcyclotrisiloxane
Dichloromethylphenylsilane→1,3,5-TRIMETHYL-1,3,5-TRIPHENYLCYCLOTRISILOXANE+2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
Dichloromethylphenylsilane→2,4,6,8,10-pentamethyl-2,4,6,8,10-pentakis-phenyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane+1,3,5-TRIMETHYL-1,3,5-TRIPHENYLCYCLOTRISILOXANE

Precursor

Dichloromethylphenylsilane
Diethoxymethylphenylsilane

Downstream Product

dibutoxymethyl-[3-(dibutoxymethylsilyl)phenyl]silane
dibutoxymethyl-(4-phenylphenyl)silane
tributoxymethylsilane
dibutoxymethyl-[4-(dibutoxymethylsilyl)phenyl]silane

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