1689-78-7
1689-78-7 structure
- Name: 2-tert-butylthiophene
- Chemical Name: 2-(tert-Butyl)thiophene
- CAS Number: 1689-78-7
- Molecular Formula: C8H12S
- Molecular Weight: 140.246
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-02-19 08:00:00
- Modify Date: 2024-01-02 16:19:28
| Name | 2-(tert-Butyl)thiophene |
|---|---|
| Synonyms |
Thiophene, 2-tert-butyl-
2-(tert-butyl)thiophene Thiophene, 2-(1,1-dimethylethyl)- 2-tert-butylthiophene 2-(2-Methyl-2-propanyl)thiophene 2-t-butylthiophene |
| Density | 1.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 169.8±9.0 °C at 760 mmHg |
| Melting Point | -59.1°C |
| Molecular Formula | C8H12S |
| Molecular Weight | 140.246 |
| Flash Point | 37.7±4.9 °C |
| Exact Mass | 140.065964 |
| PSA | 28.24000 |
| LogP | 3.59 |
| Vapour Pressure | 2.0±0.3 mmHg at 25°C |
| Index of Refraction | 1.503 |
| Hazard Codes | Xn |
|---|---|
| HS Code | 2934999090 |
| Precursor 9 | |
|---|---|
| DownStream 8 | |
![Ethanone, 1-[5-(1,1-dimethylethyl)-2-thienyl]- structure](https://www.chemsrc.com/caspic/253/29880-63-5.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% |