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diphenyl-bis(trimethylsilyloxy)silane

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Origin: China

Cas No: 797-77-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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CAS No.: 797-77-3 Formula: C18H28O2Si3 Molecular Weight: 360.67000

Basic Info

Chemical Name	diphenyl-bis(trimethylsilyloxy)silane
Synonyms	2.2.6.6-tetramethyl-4.4-diphenyl-2.4.6-trisila-3.5-dioxaheptane; 3,3-diphenyl-1,1,1,5,5,5-hexamethyl-trisiloxane; 1,1,1,5,5,5-Hexamethyl-3,3-diphenyl-trisiloxan; 3.3-Diphenyl-1.1.1.5.5.5-hexamethyl-trisiloxan; trisiloxane,1,1,1,5,5,5-hexamethyl-3,3-diphenyl; 3,3-DIPHENYLHEXAMETHYLTRISILOXANE; HEXAMETHYL-3,3-DIPHENYLTRISILOXANE; 1,1,1,5,5,5-hexamethyl-3,3-diphenyl-trisiloxane;
CAS No.	797-77-3
Molecular Formula	C18H28O2Si3
Molecular Weight	360.67000
PSA	18.46000
LogP	3.94600

Properties

Density	0.98
Boiling Point	172ºC (18 mmHg)
Flash Point	141.8ºC
Refractive Index	1.49-1.493

Safety Info

Safety Statements	37/39-26
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

Diphenyldiethoxysilane→Octaphenylcyclotetrasiloxane+diphenyl-bis(trimethylsilyloxy)silane
Dimethoxydiphenylsilane→Octaphenylcyclotetrasiloxane+diphenyl-bis(trimethylsilyloxy)silane
Hexamethylcyclotrisiloxane+Dimethoxydiphenylsilane→2,2,4,4,6,6-hexamethyl-8,8-diphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane+diphenyl-bis(trimethylsilyloxy)silane

Precursor

Diphenyldiethoxysilane
Dimethoxydiphenylsilane
diphenylsilicon
hexamethyldisiloxane

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