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3-[(Trimethylsilyl)ethynyl]thiophene

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Origin: China

Cas No: 130995-13-0

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.: 130995-13-0 Formula: C9H12SSi Molecular Weight: 180.34200

Basic Info

Chemical Name	3-[(Trimethylsilyl)ethynyl]thiophene
Synonyms	Trimethyl(thiophen-3-ylethynyl)silane; 3-(Trimethylsilylethynyl)thiophene; trimethyl(2-thiophen-3-ylethynyl)silane;
CAS No.	130995-13-0
Molecular Formula	C9H12SSi
Molecular Weight	180.34200
PSA	28.24000
LogP	2.97700

Properties

Appearance & Physical State	white crystal
Density	0.99g/cm3
Boiling Point	203.6ºC at 760 mmHg
Melting Point	36-41ºC(lit.)
Flash Point	89ºC
Refractive Index	1.516
Vapor Pressure	0.392mmHg at 25°C

Safety Info

Safety Statements	S26-S36
HS Code	2934999090
Risk Statements	R36/37/38
Hazard Codes	Xi
Hazard Declaration	H315; H319; H335
Symbol	GHS07
Caution Statement	P261; P305 + P351 + P338
Signal Word	Warning

Synthesis Route

3-Bromothiophene+Ethynyltrimethylsilane→3-[(Trimethylsilyl)ethynyl]thiophene
3-Iodothiophene+Ethynyltrimethylsilane→3-[(Trimethylsilyl)ethynyl]thiophene
2,3-Dibromothiophene+Ethynyltrimethylsilane→3-[(Trimethylsilyl)ethynyl]thiophene+2,3-bis[(trimethylsilyl)ethynyl]thiophene

Precursor

3-Bromothiophene
Ethynyltrimethylsilane
2,3-Dibromothiophene
3-Iodothiophene

Downstream Product

THIENO[2,3-B]THIOPHENE
3-Ethynylthiophene

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