Introduction：Basic information about CAS 51355-97-6|4,5-DICHLORO-2-(HYDROXYMETHYL)-2,3-DIHYDROPYRIDAZIN-3-ONE, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 4,5-DICHLORO-2-(HYDROXYMETHYL)-2,3-DIHYDROPYRIDAZIN-3-ONE |
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| CAS Number | 51355-97-6 | Molecular Weight | 195.00300 |
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| Density | 1.72g/cm3 | Boiling Point | 261.9ºC at 760 mmHg |
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| Molecular Formula | C5H4Cl2N2O2 | Melting Point | 97ºC |
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| MSDS | / | Flash Point | 112.2ºC |
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Names
| Name | 4,5-dichloro-2-(hydroxymethyl)pyridazin-3-one |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.72g/cm3 |
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| Boiling Point | 261.9ºC at 760 mmHg |
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| Melting Point | 97ºC |
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| Molecular Formula | C5H4Cl2N2O2 |
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| Molecular Weight | 195.00300 |
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| Flash Point | 112.2ºC |
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| Exact Mass | 193.96500 |
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| PSA | 55.12000 |
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| LogP | 0.49990 |
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| Index of Refraction | 1.643 |
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| InChIKey | IUNZCCKUTRMPSF-UHFFFAOYSA-N |
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| SMILES | O=c1c(Cl)c(Cl)cnn1CO |
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Safety Information
| Hazard Codes | Xn:Harmful; |
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| Risk Phrases | R20/21/22;R36/37/38 |
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| Safety Phrases | S26-S36/37/39 |
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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
| 4,5-dichloro-2-hydroxymethyl-2H-pyridazin-3-one |
| 1-hydroxymethyl-4,5-dichloropyridazin-6-one |
