- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 3,4-Dimethylthiophene
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 3,4-Dimethylthiophene
- Price: ￥298.0/250mg ￥708.0/1g
- Purity: 98.0%
- Stocking Period: 3 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 3,4-Dimethylthiophene
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
632-15-5
632-15-5 structure
- Name: 3,4-Dimethylthiophene
- Chemical Name: 3,4-Dimethylthiophene
- CAS Number: 632-15-5
- Molecular Formula: C6H8S
- Molecular Weight: 112.193
- Catalog: Pharmaceutical intermediate Heterocyclic compound Quinoline compound
- Create Date: 2018-07-06 18:16:09
- Modify Date: 2025-08-24 21:08:51
| Name | 3,4-Dimethylthiophene |
|---|---|
| Synonyms |
T5SJ C1 D1
Thiophene, 3,4-dimethyl- 3,4-dimethyl-thiophene 3,4-Dimethylthiophene DiMethylthiophene (Me2Thio) |
| Density | 1.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 146.5±9.0 °C at 760 mmHg |
| Melting Point | 50-54ºC |
| Molecular Formula | C6H8S |
| Molecular Weight | 112.193 |
| Flash Point | 26.7±4.9 °C |
| Exact Mass | 112.034668 |
| PSA | 28.24000 |
| LogP | 2.82 |
| Appearance | liquid (estimate) |
| Vapour Pressure | 5.8±0.3 mmHg at 25°C |
| Index of Refraction | 1.527 |
| Hazard Codes | Xn: Harmful; |
|---|---|
| Risk Phrases | 22-36-43 |
| Safety Phrases | 26-36/37 |
| RIDADR | 1993 |
| Packaging Group | Ⅲ |
| HS Code | 2934999090 |
| Precursor 9 | |
|---|---|
| DownStream 10 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |