Chinese Japanese Germany Korea
ChemicalBook >> CAS DataBase List >>2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene

2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene

2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene Structure
2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene structure
CAS No.
139896-65-4
Chemical Name:
2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene
Synonyms
2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene;Thieno[3,2-b]thiophene, 2,5-bis[2-(trimethylsilyl)ethynyl]-;2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene
CBNumber:
CB53153146
Molecular Formula:
C16H20S2Si2
Molecular Weight:
332.63
MDL Number:
MFCD29089350
MOL File:
139896-65-4.mol
Last updated:2023-06-08 17:06:35
Request For Quotation

2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene Properties

Melting point 211.0 to 215.0 °C
form powder to crystal
color Light orange to Yellow to Green
λmax 345nm(Cyclohexane)(lit.)

SAFETY

Risk and Safety Statements

HS Code  2934.99.4400

2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical B5196 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC) 139896-65-4 200mg $222 2024-03-01 Buy
TCI Chemical B5196 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC) 139896-65-4 1g $661 2024-03-01 Buy
TRC B588778 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene 139896-65-4 10mg $45 2021-12-16 Buy
AK Scientific 1377EA 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene 139896-65-4 200mg $369 2021-12-16 Buy
Product number Packaging Price Buy
B5196 200mg $222 Buy
B5196 1g $661 Buy
B588778 10mg $45 Buy
1377EA 200mg $369 Buy

2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene Preparation Products And Raw materials

Raw materials

Preparation Products

2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene Suppliers

Global( 19)Suppliers
Supplier Tel Email Country ProdList Advantage
Jilin Chinese Academy of Sciences-yanshen Technology 		+undefined18143011203 info@chemextension.com China 42057 58
Aladdin Scientific 		+1-+1(833)-552-7181 sales@aladdinsci.com United States 57511 58
TOKYO CHEMICAL INDUSTRY CO., LTD. 03-36680489 Sales-JP@TCIchemicals.com Japan 28398 80
TCI Europe 320-37350700 sales@tcieurope.eu Europe 23680 75
TCI AMERICA 800-4238616 sales@tciamerica.com Americas 23662 75
Yancheng Orgunion Pharmaceutical Sci & Tech Co., Ltd. 0515-89701588 13770166955 orgunion@orgunion.com China 620 55
TCI Chemicals 021-67121386, 800-988-0390 Sales-CN@TCIchemicals.com China 5391 58
Guangdong Wengjiang Chemical Reagent Co., Ltd. 0751-2886766 13927870850 3001267247@qq.com China 9995 58
Zhengzhou Alpha Chemical Co. LTD 0371-0371-53732842 13383863444 3002612166@qq.com China 10033 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44941 58
Supplier Advantage
Jilin Chinese Academy of Sciences-yanshen Technology 		58
Aladdin Scientific 		58
TOKYO CHEMICAL INDUSTRY CO., LTD. 80
TCI Europe 75
TCI AMERICA 75
Yancheng Orgunion Pharmaceutical Sci & Tech Co., Ltd. 55
TCI Chemicals 58
Guangdong Wengjiang Chemical Reagent Co., Ltd. 58
Zhengzhou Alpha Chemical Co. LTD 58
Energy Chemical 58
2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene Thieno[3,2-b]thiophene, 2,5-bis[2-(trimethylsilyl)ethynyl]- 139896-65-4 C16H20S2Si2