- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 3-Thiophenecarboxylic acid, 2,5-dibromo-
- Price: Check
- Purity: 96.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 3-Thiophenecarboxylic acid, 2,5-dibromo-
- Price: ￥1198.0/1g ￥508.0/250mg
- Purity: 97.0%
- Stocking Period: 3 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 3-Thiophenecarboxylic acid, 2,5-dibromo-
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
7311-70-8
7311-70-8 structure
- Name: 3-Thiophenecarboxylic acid, 2,5-dibromo-
- Chemical Name: 2,5-Dibromothiophene-3-carboxylic acid
- CAS Number: 7311-70-8
- Molecular Formula: C5H2Br2O2S
- Molecular Weight: 285.94100
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-03-11 08:00:00
- Modify Date: 2025-08-25 17:24:53
| Name | 2,5-Dibromothiophene-3-carboxylic acid |
|---|---|
| Synonyms | 2,5-dibromothiophene-3-carboxylic acid |
| Density | 2.309g/cm3 |
|---|---|
| Boiling Point | 345.7ºC at 760 mmHg |
| Melting Point | 177.0 to 181.0 °C |
| Molecular Formula | C5H2Br2O2S |
| Molecular Weight | 285.94100 |
| Flash Point | 162.9ºC |
| Exact Mass | 283.81400 |
| PSA | 65.54000 |
| LogP | 2.97130 |
| Index of Refraction | 1.682 |
| Storage condition | 2-8°C |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2934999090 |
|
~84%
7311-70-8 |
| Literature: Kim, Dae-Sik; Kyo, Han Ahn Journal of Organic Chemistry, 2008 , vol. 73, # 17 p. 6831 - 6834 |
|
~%
7311-70-8 |
| Literature: VERTEX PHARMACEUTICALS INCORPORATED Patent: WO2005/103050 A2, 2005 ; Location in patent: Page/Page column 187 ; WO 2005/103050 A2 |
|
~%
7311-70-8 |
| Literature: Fournari,P. et al. Bulletin de la Societe Chimique de France, 1967 , p. 4115 - 4120 |
|
~%
7311-70-8 |
| Literature: Fournari,P. et al. Bulletin de la Societe Chimique de France, 1967 , p. 4115 - 4120 |
| Precursor 3 | |
|---|---|
| DownStream 2 | |
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |