Introduction：Basic information about CAS 660425-07-0|5-Chloropyridazin-3(2H)-one, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 5-Chloropyridazin-3(2H)-one |
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| CAS Number | 660425-07-0 | Molecular Weight | 130.532 |
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| Density | 1.55 | Boiling Point | 342.1±22.0 °C at 760 mmHg |
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| Molecular Formula | C4H3ClN2O | Melting Point | / |
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| MSDS | / | Flash Point | 160.7±22.3 °C |
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Names
| Name | 5-Chloropyridazin-3(2H)-one |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.55 |
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| Boiling Point | 342.1±22.0 °C at 760 mmHg |
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| Molecular Formula | C4H3ClN2O |
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| Molecular Weight | 130.532 |
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| Flash Point | 160.7±22.3 °C |
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| Exact Mass | 129.993393 |
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| PSA | 46.01000 |
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| LogP | 0.71 |
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| Vapour Pressure | 0.0±0.8 mmHg at 25°C |
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| Index of Refraction | 1.593 |
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| InChIKey | NHMLZGFOEYLZEN-UHFFFAOYSA-N |
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| SMILES | O=c1cc(Cl)cn[nH]1 |
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| Storage condition | 2-8°C |
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Safety Information
| Risk Phrases | 20/21/22-36/37/38 |
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| Safety Phrases | 22-26-36/37/39 |
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| HS Code | 2933990090 |
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Customs
| HS Code | 2933990090 |
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| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| 5-Chloro-3(2H)-pyridazinone |
| 3-Pyridazinol, 5-chloro- |
| 3(2H)-Pyridazinone, 5-chloro- |
| 4-chloro-1H-pyridazin-6-one |
| 5-Chloropyridazin-3(2H)-one |
| 5-Chloro-3-pyridazinol |
