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chloro-dimethyl-octadecylsilane

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Origin: China

Cas No: 18643-08-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

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

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CAS No.: 18643-08-8 Formula: C20H43ClSi Molecular Weight: 347.09400

Basic Info

Chemical Name	chloro-dimethyl-octadecylsilane
Synonyms	n-octadecyldimethylsilyl chloride; octadecyldimethylchlorosilane; Chloro(dimethyl)octadecylsilane; Chlorodimethyl(octadecyl)silane; Chlorodimethyl-n-octadecylsilane; n-octadecyldimethylmonochlorsilane; Stearyldimethylchlorosilane; CHLORODIMETHYLOCTADECYLSILANE; Silane,chlorodimethyloctadecyl; dimethyl-n-octadecylchlorosilane; Dimethyloctadecylchlorosilane; n-Octadecyldimethylchlorosilane;
CAS No.	18643-08-8
Molecular Formula	C20H43ClSi
Molecular Weight	347.09400
PSA	0.00000
LogP	8.69180

Properties

Appearance & Physical State	white to off-white crystalline powder
Density	0.855g/cm3
Boiling Point	145-155ºC0.005 mm Hg(lit.)
Melting Point	28-31ºC
Flash Point	209.6ºC
Refractive Index	1.453
Vapor Pressure	4.1E-06mmHg at 25°C

Safety Info

Hazard Class	8
Safety Statements	S26; S36/37/39; S45; S62
HS Code	2931900090
WGK Germany	2
Packing Group	III
RIDADR	UN 2987 8/PG 2
Risk Statements	R34
Hazard Codes	C; F
Hazard Declaration	H225; H304; H314; H336; H361d; H373
Caution Statement	P210; P261; P280; P301 + P310; P305 + P351 + P338; P310
Signal Word	Danger
Symbol	GHS02, GHS05, GHS07, GHS08

Synthesis Route

phosgene+chlorotrimethylsilane→chloro-dimethyl-octadecylsilane
Chlorodimethylsilane+octadec-1-ene→chloro-dimethyl-octadecylsilane
Dichlorodimethylsilane+1-Bromooctadecane→chloro-dimethyl-octadecylsilane

Precursor

1,2-Dichloroethane
Chlorodimethylsilane
hydroxy-dimethyl-octadecylsilane
phosgene

Downstream Product

3-[dimethyl(octadecyl)silyl]oxy-N,N-dimethylpropan-1-amine
hydroxy-dimethyl-octadecylsilane
2,3-bis[[dimethyl(octadecyl)silyl]oxy]-N,N-dimethylpropan-1-amine
fluoro-dimethyl-octadecylsilane

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