Introduction：Basic information about CAS 43200-81-3|6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one |
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| CAS Number | 43200-81-3 | Molecular Weight | 262.652 |
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| Density | 1.7±0.1 g/cm3 | Boiling Point | 525.2±50.0 °C at 760 mmHg |
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| Molecular Formula | C11H7ClN4O2 | Melting Point | 240.5-241.5ºC |
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| MSDS | / | Flash Point | 271.5±30.1 °C |
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Names
| Name | 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.7±0.1 g/cm3 |
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| Boiling Point | 525.2±50.0 °C at 760 mmHg |
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| Melting Point | 240.5-241.5ºC |
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| Molecular Formula | C11H7ClN4O2 |
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| Molecular Weight | 262.652 |
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| Flash Point | 271.5±30.1 °C |
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| Exact Mass | 262.025757 |
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| PSA | 79.21000 |
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| LogP | -0.78 |
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| Vapour Pressure | 0.0±1.5 mmHg at 25°C |
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| Index of Refraction | 1.719 |
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| InChIKey | FUUXOEKDNNWZTR-UHFFFAOYSA-N |
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| SMILES | O=C1c2nccnc2C(O)N1c1ccc(Cl)cn1 |
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| Storage condition | -20°C Freezer |
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Safety Information
| Hazard Codes | Xi |
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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
| 6-(5-chloropyridin-2-yl)-5-hydroxy-7-oxo-5,6-dihydroprolo(3,4b)pyrazine |
| ZOPII |
| 5H-Pyrrolo[3,4-b]pyrazin-5-one, 6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-hydroxy- |
| Intermediate for Zopiclone II |
| 6-(5-Chloropyrid-2-yl)-5-hydroxy-7-oxo-5,6-dihydro-pyrrolo-(3,4b) Pyrazime |
| Intermediate II for Zopiclone |
| 6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazine-5-one |
| Zopiclone interMediate II |
| [Eszoplicone IMpurity B] |
| 6-(5-chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5h-pyrrolo(3,4-b)pyrazin-5-one |
| 6-(5-Chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one |
| 6-(5-Chloro-2-pyridinyl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one |
| EINECS 256-139-4 |
| 6-(5-CHLORO-PYRIDIN-2-YL)-7-HYDROXY-6,7-DIHYDRO-PYRROLO3,4-BPYRAZIN-5-ONE |
| 6-(5-chloropyridin-2-yl)-5-hydroxy-7-oxo-5,6-dihydropyrrolo-[3,4-b]-pyrazine |
| MFCD02684321 |
| 6-(5-Chloro-pyridin-2-yl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one |
| UNII:68396623QX |
| 6-(5-CHLORO-2-PYRIDYL)-6,7-DIHYDRO-7-HYDROXY-5H-PYRROLO (3,4 -B)PYRAZIN-5-ONE |
