492-97-7
492-97-7 structure
- Name: 2,2'-Bithiophene
- Chemical Name: 2,2'-Bithiophene
- CAS Number: 492-97-7
- Molecular Formula: C8H6S2
- Molecular Weight: 166.263
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-09-15 08:38:28
- Modify Date: 2026-06-30 17:32:27
| Name | 2,2'-Bithiophene |
|---|---|
| Synonyms |
2-(Thiophen-2yl) thiophene
bithienyl 2,2'-Bithienyl 2,2‘-Bithiophene 2,2-Dithienyl in toluene 2,2'-Bisthiophene 2,2′-bithiophene 2,2'-BITHIOPHENE ISO 9001：2015 REACH 2,2'-Bithiophene > S1020 2-(2-Thienyl)thiophen 2,2zzhlxy-Bithiophene 2-thiophen-2-ylthiophene MFCD00005414 2,2'-Dithienyl 2-(2'-Thieno)thiophene 2,2'-Bithiophen 2,2'-Dithiophene 2TH 2,2’-dlthienyl Dithienyl 2,2′-Bithiophene, >= 2,2'-Bithiophene (6CI, 7CI, 8CI, 9CI, ACI) 2,2-DITHIENYL 2,2μ-Bithienyl, 2,2μ-Dithienyl U-2 OS [U2OS] Cells Line [2,2']Bithiophenyl 2,2'-DITHIENYL bithiophene [2,2']BITHIOPHENYL EINECS 207-767-2 |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 260.0±0.0 °C at 760 mmHg |
| Melting Point | 32-33 °C(lit.) |
| Molecular Formula | C8H6S2 |
| Molecular Weight | 166.263 |
| Flash Point | 76.3±6.6 °C |
| Exact Mass | 165.991089 |
| PSA | 56.48000 |
| LogP | 3.59 |
| Vapour Pressure | 0.0±0.5 mmHg at 25°C |
| Index of Refraction | 1.631 |
| Personal Protective Equipment | Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US) |
|---|---|
| Hazard Codes | Xi |
| Risk Phrases | R20/21/22 |
| Safety Phrases | S22-S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2934999090 |
| Precursor 10 | |
|---|---|
| DownStream 10 | |
![[1,3-Bis(diphenylphosphino)propane]nickel(II) chloride structure](https://image.chemsrc.com/caspic/122/15629-92-2.png)
![2-[2-oxo-2-(5-thiophen-2-ylthiophen-2-yl)ethyl]sulfanyl-1-(5-thiophen-2-ylthiophen-2-yl)ethanone structure](https://image.chemsrc.com/caspic/121/111573-81-0.png)
![5-(4-METHOXYPHENYL)-[2,2']BITHIOPHENYL structure](https://image.chemsrc.com/caspic/042/106925-79-5.png)
![Ethanone, 1,1'-[2,2'-bithiophene]-5,5'-diylbis structure](https://image.chemsrc.com/caspic/248/18494-73-0.png)
![2,2'-BITHIOPHEN]-5-YLMETHANAMINE structure](https://image.chemsrc.com/caspic/011/4380-96-5.png)
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |