- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: (2-Formyl-3-thienyl)boronic acid
- Price: Check
- Purity: 97.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: (2-Formyl-3-thienyl)boronic acid
- Price: ￥418.0/1g ￥178.0/250mg
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2-Formylthiophene-3-boronic acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
4347-31-3
4347-31-3 structure
- Name: (2-Formyl-3-thienyl)boronic acid
- Chemical Name: 2-Formylthiophene-3-boronic acid
- CAS Number: 4347-31-3
- Molecular Formula: C5H5BO3S
- Molecular Weight: 155.967
- Create Date: 2018-09-02 11:11:27
- Modify Date: 2025-08-25 17:57:23
| Name | 2-Formylthiophene-3-boronic acid |
|---|---|
| Synonyms |
(2-Formyl-3-thienyl)boronic acid
(2-Formylthiophen-3-yl)boronic acid MFCD01075678 2-Formyl-3-thiopheneboronic acid Boronic acid, B-(2-formyl-3-thienyl)- |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 396.7±52.0 °C at 760 mmHg |
| Melting Point | 167-193 °C(lit.) |
| Molecular Formula | C5H5BO3S |
| Molecular Weight | 155.967 |
| Flash Point | 193.7±30.7 °C |
| Exact Mass | 156.005249 |
| PSA | 85.77000 |
| LogP | 0.39 |
| Vapour Pressure | 0.0±1.0 mmHg at 25°C |
| Index of Refraction | 1.573 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | Xi |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36/37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2934999090 |
| Precursor 0 | |
|---|---|
| DownStream 7 | |
![Thieno[2,3-c]quinoline (8CI,9CI) structure](https://image.chemsrc.com/caspic/339/233-04-5.png)
![thieno[2,3-c][1,6]naphthyridine structure](https://image.chemsrc.com/caspic/424/62506-41-6.png)
![thieno[2,3-c][1,5]naphthyridine structure](https://image.chemsrc.com/caspic/310/62506-44-9.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% |