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ethenyl-dimethyl-trimethylsilyloxysilane

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Origin: China

Cas No: 1438-79-5

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.: 1438-79-5 Formula: C7H18OSi2 Molecular Weight: 174.38800

Basic Info

Chemical Name	ethenyl-dimethyl-trimethylsilyloxysilane
Synonyms	vinyldimethyisiloxytrimethylsilane; Pentamethyl-vinyl-disiloxan; VINYLPENTAMETHYLDISILOXANE; dimethyl(trimethylsiloxy)vinylsilane; 1-vinyl-1,1,3,3,3-pentamethyldisiloxane; 1,1,3,3,3-pentamethyl-1-vinyldisiloxane; Disiloxane,ethenylpentamethyl; pentamethyl-vinyl-disiloxane;
CAS No.	1438-79-5
Molecular Formula	C7H18OSi2
Molecular Weight	174.38800
PSA	9.23000
LogP	2.76820

Properties

Density	0.803g/cm3
Boiling Point	120ºC
Melting Point	<0ºC
Flash Point	11.4ºC
Refractive Index	1.393
Vapor Pressure	34.4mmHg at 25°C

Safety Info

Safety Statements	3/7-9-16-36/37/39
HS Code	2934999090
RIDADR	UN 1993
Risk Statements	R11; R36/37/38

Synthesis Route

chlorotrimethylsilane+CHLORODIMETHYLVINYLSILANE→ethenyl-dimethyl-trimethylsilyloxysilane
PENTAMETHYLDISILOXANE+acetylene→ethenyl-dimethyl-trimethylsilyloxysilane
hexamethyldisiloxane+Divinyltetramethyldisiloxane→ethenyl-dimethyl-trimethylsilyloxysilane

Precursor

acetylene
PENTAMETHYLDISILOXANE
CHLORODIMETHYLVINYLSILANE
hexamethyldisiloxane

Downstream Product

2-[dimethyl(trimethylsilyloxy)silyl]ethyl-dimethyl-trimethylsilyloxysilane

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