71189-23-6
71189-23-6 structure
- Name: 2,3-Thiophenedicarboxylate
- Chemical Name: Thiophene-2,3-Dicarboxylic Acid
- CAS Number: 71189-23-6
- Molecular Formula: C6H4O4S
- Molecular Weight: 172.159
- Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
- Create Date: 2018-08-04 16:11:45
- Modify Date: 2024-01-11 17:01:29
| Name | Thiophene-2,3-Dicarboxylic Acid |
|---|---|
| Synonyms |
2-isocyanato-1,3-thiazole
Thiophene-2,3-dicarboxylic acid 2,3-Thiophenedicarboxylate 2,3-Thiophenedicarboxylic acid |
| Density | 1.7±0.1 g/cm3 |
|---|---|
| Boiling Point | 405.9±30.0 °C at 760 mmHg |
| Molecular Formula | C6H4O4S |
| Molecular Weight | 172.159 |
| Flash Point | 199.3±24.6 °C |
| Exact Mass | 171.983032 |
| PSA | 102.84000 |
| LogP | 0.42 |
| Vapour Pressure | 0.0±1.0 mmHg at 25°C |
| Index of Refraction | 1.663 |
| HS Code | 2934100090 |
|---|
|
~%
71189-23-6 |
| Literature: US6221865 B1, ; US6310095 B1, ; US2002/193596 A1, ; US6204293 B1, ; |
| Precursor 2 | |
|---|---|
| DownStream 0 | |
| HS Code | 2934100090 |
|---|---|
| Summary | 2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |