- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Palmitic acid
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
- Price: ￥316.0/250mg ￥4166.0/10g ￥2376.0/5g ￥8436.0/25g
- Purity: 95.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 4,6-DIHYDROTHIENO[3,4-B]THIOPHENE-2-CARBOXYLIC ACID
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
7712-05-2
7712-05-2 structure
- Name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
- Chemical Name: 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid
- CAS Number: 7712-05-2
- Molecular Formula: C7H6O2S2
- Molecular Weight: 186.251
- Create Date: 2018-07-25 16:56:27
- Modify Date: 2025-09-18 11:03:31
| Name | 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic Acid |
|---|---|
| Synonyms |
4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylic acid
Thieno[3,4-b]thiophene-2-carboxylic acid, 4,6-dihydro- |
| Density | 1.6±0.1 g/cm3 |
|---|---|
| Boiling Point | 419.0±45.0 °C at 760 mmHg |
| Melting Point | 240 °C |
| Molecular Formula | C7H6O2S2 |
| Molecular Weight | 186.251 |
| Flash Point | 207.2±28.7 °C |
| Exact Mass | 185.980927 |
| PSA | 90.84000 |
| LogP | 2.41 |
| Vapour Pressure | 0.0±1.0 mmHg at 25°C |
| Index of Refraction | 1.718 |
| HS Code | 2934999090 |
|---|
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |