Introduction：Basic information about CAS 18212-21-0|4-Methyl-1,2,3-thiadiazole-5-carboxylic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid |
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| CAS Number | 18212-21-0 | Molecular Weight | 144.152 |
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| Density | 1.5±0.1 g/cm3 | Boiling Point | 315.2±34.0 °C at 760 mmHg |
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| Molecular Formula | C4H4N2O2S | Melting Point | 166 °C |
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| MSDS | / | Flash Point | 144.4±25.7 °C |
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Names
| Name | 4-methylthiadiazole-5-carboxylic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.5±0.1 g/cm3 |
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| Boiling Point | 315.2±34.0 °C at 760 mmHg |
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| Melting Point | 166 °C |
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| Molecular Formula | C4H4N2O2S |
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| Molecular Weight | 144.152 |
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| Flash Point | 144.4±25.7 °C |
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| Exact Mass | 143.999344 |
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| PSA | 91.32000 |
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| LogP | 0.93 |
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| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
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| Index of Refraction | 1.608 |
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| InChIKey | NHHQOYLPBUYHQU-UHFFFAOYSA-N |
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| SMILES | Cc1nnsc1C(=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 | S26-S36/37/39-S37/39 |
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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
| 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid |
| 4-methyl-5-hydroxycarbonyl-1,2,3-thiadiazole |
| 5-carboxy-4-methyl-1,2,3-thiadiazole |
| 1,2,3-Thiadiazole-5-carboxylic acid, 4-methyl- |
| 4-methyl-1,2,3-thiadiazolyl-5-carboxylic acid |
| MFCD00173830 |
