Home > Organosulfur Compounds> 3,2':5',3''-terthiophene

3,2':5',3''-terthiophene

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Origin: China

Cas No: 81294-16-8

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.: 81294-16-8 Formula: C12H8S3 Molecular Weight: 248.38700

Basic Info

Chemical Name	3,2':5',3''-terthiophene
Synonyms	2,5-bis(3-thienyl)thiophene; 3,2':5',3''-Terthiophene; 2,2':5',3''-terthiophene; 2,5-di(thiophen-3-yl)thiophene;
CAS No.	81294-16-8
Molecular Formula	C12H8S3
Molecular Weight	248.38700
PSA	84.72000
LogP	5.20510

Properties

Density	1.318g/cm3
Boiling Point	315.6ºC at 760 mmHg
Melting Point	175-181ºC(lit.)
Flash Point	106.8ºC
Refractive Index	1.672

Safety Info

RIDADR	UN 2811 6.1/PG 3
Risk Statements	R22
Hazard Codes	Xn
Symbol	GHS06
Hazard Declaration	H301
Caution Statement	P301 + P310
Signal Word	Danger

Synthesis Route

3,3'-(buta-1,3-diyne-1,4-diyl)bis[thiophene]→3,2':5',3''-terthiophene
1,4-di(3'-thienyl)1,4-butanedione→3,2':5',3''-terthiophene
2,5-Dibromothiophene+3-Thiopheneboronic acid→3,2':5',3''-terthiophene

Precursor

3,3'-(buta-1,3-diyne-1,4-diyl)bis[thiophene]
2,5-Dibromothiophene
3-Thiopheneboronic acid
(thiophen-3-yl)trimethylstannane

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