Introduction：Basic information about CAS 21582-51-4|6-Methylthieno[2,3-d]pyrimidin-4(3H)-one, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 6-Methylthieno[2,3-d]pyrimidin-4(3H)-one |
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| CAS Number | 21582-51-4 | Molecular Weight | 166.200 |
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| Density | 1.5±0.1 g/cm3 | Boiling Point | 406.7±33.0 °C at 760 mmHg |
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| Molecular Formula | C7H6N2OS | Melting Point | 204-206℃ |
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| MSDS | / | Flash Point | 199.8±25.4 °C |
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| Symbol |
GHS07 | Signal Word | Warning |
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Names
| Name | 2-methyl-3H-thieno[2,3-d]pyrimidin-4-one |
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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 | 406.7±33.0 °C at 760 mmHg |
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| Melting Point | 204-206℃ |
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| Molecular Formula | C7H6N2OS |
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| Molecular Weight | 166.200 |
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| Flash Point | 199.8±25.4 °C |
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| Exact Mass | 166.020081 |
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| PSA | 73.99000 |
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| LogP | 0.38 |
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| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
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| Index of Refraction | 1.753 |
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| InChIKey | YAGLWUMMXGHFDI-UHFFFAOYSA-N |
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| SMILES | Cc1nc2sccc2c(=O)[nH]1 |
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Safety Information
| Symbol |
GHS07 |
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| Signal Word | Warning |
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| Hazard Statements | H302 |
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| Hazard Codes | Xn |
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| Risk Phrases | 22 |
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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
| Thieno[2,3-d]pyrimidin-4(3H)-one, 2-methyl- |
| 2-methylthieno[2,3-d]pyrimidin-4-ol |
| 2-Methyl-4-oxo-3,4-dihydro-thieno<2,3-d>pyrimidin |
| 2-Methylthieno[2,3-d]pyrimidin-4(3H)-one |
| 6-Methylthieno[2,3-d]pyrimidin-4(3H)-one |
| thieno[2,3-d]pyrimidin-4-ol, 2-methyl- |
| Thieno[2,3-d]pyrimidin-4(3H)-one, 6-methyl- |
