Introduction：Basic information about CAS 4282-29-5|3,4-Thiophenedicarboxylic Acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 3,4-Thiophenedicarboxylic Acid |
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| CAS Number | 4282-29-5 | Molecular Weight | 172.159 |
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| Density | 1.7±0.1 g/cm3 | Boiling Point | 405.9±30.0 °C at 760 mmHg |
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| Molecular Formula | C6H4O4S | Melting Point | 227-231ºC |
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| MSDS | ChineseUSA | Flash Point | 199.3±24.6 °C |
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Names
| Name | Thiophene-3,4-Dicarboxylic Acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.7±0.1 g/cm3 |
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| Boiling Point | 405.9±30.0 °C at 760 mmHg |
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| Melting Point | 227-231ºC |
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| Molecular Formula | C6H4O4S |
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| Molecular Weight | 172.159 |
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| Flash Point | 199.3±24.6 °C |
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| Exact Mass | 171.983032 |
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| PSA | 102.84000 |
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| LogP | 0.35 |
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| Vapour Pressure | 0.0±1.0 mmHg at 25°C |
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| Index of Refraction | 1.663 |
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| InChIKey | ZWWLLYJRPKYTDF-UHFFFAOYSA-N |
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| SMILES | O=C(O)c1cscc1C(=O)O |
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Safety Information
| Hazard Codes | Xi: Irritant; |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | 24/25 |
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| RIDADR | NONH for all modes of transport |
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| HS Code | 2934999090 |
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Customs
| HS Code | 2934999090 |
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| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| Thiophene-3,4-dicarboxylic acid |
| T5SJ CVQ DVQ |
| 3,4-Thiophenedicarboxylic Acid |
| MFCD00067079 |
