Name | 4-hydroxythiophene-2-carboxylic acid |
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Synonyms |
2-Thiophenecarboxylic acid,4-hydroxy
4-Hydroxy-thiophen-2-carbonsaeure 3-Hydroxy-5-hydroxycarbonyl-thiophen 2-Thiophenecarboxylic acid, 4-hydroxy- 4-Hydroxy-2-thiophenecarboxylic acid 4-hydroxy-2-thenoic acid 4-hydroxy-thiophene-2-carboxylic acid |
Density | 1.6±0.1 g/cm3 |
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Boiling Point | 381.0±27.0 °C at 760 mmHg |
Molecular Formula | C5H4O3S |
Molecular Weight | 144.148 |
Flash Point | 184.2±23.7 °C |
Exact Mass | 143.988113 |
PSA | 85.77000 |
LogP | 1.18 |
Vapour Pressure | 0.0±0.9 mmHg at 25°C |
Index of Refraction | 1.667 |
HS Code | 2934999090 |
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~% 40748-90-1 |
Literature: Fiesselmann; Pfeiffer Chemische Berichte, 1954 , vol. 87, p. 848,855 |
~% 40748-90-1 |
Literature: Fiesselmann; Boehm Chemische Berichte, 1956 , vol. 89, p. 1902,1904 |
Precursor 2 | |
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DownStream 1 | |
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% |