2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene
![2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene price.](/CAS/20180703/GIF/139896-65-4.gif)
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- $45 - $476
- Product name: 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene
- CAS: 139896-65-4
- MF: C16H20S2Si2
- MW: 332.63
- EINECS:
- MDL Number:MFCD29089350
- Synonyms: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]-
9 prices
Selected condition：
Brand
- aablocks
- AK Scientific
- Chemenu
- TCI Chemical
- TRC
Package
- 10mg
- 50mg
- 200mg
- 1g
- Manufactureraablocks
- Product numberAA00HVMS
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene ≥97%
- Packaging50mg
- Price$118
- Updated2026-05-29
- Buy
- Manufactureraablocks
- Product numberAA00HVMS
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC)
- Packaging200mg
- Price$128
- Updated2026-05-29
- Buy
- Manufactureraablocks
- Product numberAA00HVMS
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC)
- Packaging1g
- Price$381
- Updated2026-05-29
- Buy
- ManufacturerAK Scientific
- Product number1377EA
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene
- Packaging200mg
- Price$369
- Updated2021-12-16
- Buy
- ManufacturerChemenu
- Product numberCM393143
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene 95%+
- Packaging50mg
- Price$91
- Updated2026-05-26
- Buy
- ManufacturerChemenu
- Product numberCM393143
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene 95%+
- Packaging50mg
- Price$91
- Updated2026-05-20
- Buy
- ManufacturerTCI Chemical
- Product numberB5196
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC)
- Packaging1g
- Price$476
- Updated2026-04-30
- Buy
- ManufacturerTCI Chemical
- Product numberB5196
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC)
- Packaging200mg
- Price$160
- Updated2026-04-30
- Buy
- ManufacturerTRC
- Product numberB588778
- Product description2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene
- Packaging10mg
- Price$45
- Updated2021-12-16
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA00HVMS | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene ≥97% | 50mg | $118 | 2026-05-29 | Buy |
| aablocks | AA00HVMS | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC) | 200mg | $128 | 2026-05-29 | Buy |
| aablocks | AA00HVMS | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC) | 1g | $381 | 2026-05-29 | Buy |
| AK Scientific | 1377EA | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene | 200mg | $369 | 2021-12-16 | Buy |
| Chemenu | CM393143 | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene 95%+ | 50mg | $91 | 2026-05-26 | Buy |
| Chemenu | CM393143 | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene 95%+ | 50mg | $91 | 2026-05-20 | Buy |
| TCI Chemical | B5196 | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC) | 1g | $476 | 2026-04-30 | Buy |
| TCI Chemical | B5196 | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene >98.0%(GC) | 200mg | $160 | 2026-04-30 | Buy |
| TRC | B588778 | 2,5-Bis[(trimethylsilyl)ethynyl]thieno[3,2-b]thiophene | 10mg | $45 | 2021-12-16 | Buy |
Properties
Melting point :211.0 to 215.0 °C
form :powder to crystal
color :Light orange to Yellow to Green
λmax :345nm(Cyclohexane)(lit.)
form :powder to crystal
color :Light orange to Yellow to Green
λmax :345nm(Cyclohexane)(lit.)
Safety Information
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Description
Suppliers and manufacturers
Shanghai Daken Advanced Materials Co.,Ltd
Jilin Chinese Academy of Sciences-yanshen Technology
Aladdin Scientific
TOKYO CHEMICAL INDUSTRY CO., LTD.
TCI Europe
TCI AMERICA
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Yancheng Orgunion Pharmaceutical Sci & Tech Co., Ltd.
Shanghai YuanYe Biotechnology Co., Ltd.
Henan's chemical products co., LTD