Introduction：Basic information about CAS 189747-34-0|2,8-Dichloropyrimido[5,4-d]pyrimidine, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,8-Dichloropyrimido[5,4-d]pyrimidine |
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| CAS Number | 189747-34-0 | Molecular Weight | 201.013 |
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| Density | 1.7±0.1 g/cm3 | Boiling Point | 310.3±35.0 °C at 760 mmHg |
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| Molecular Formula | C6H2Cl2N4 | Melting Point | / |
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| MSDS | ChineseUSA | Flash Point | 170.4±11.5 °C |
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Names
| Name | 4,6-dichloropyrimido[5,4-d]pyrimidine |
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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 | 310.3±35.0 °C at 760 mmHg |
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| Molecular Formula | C6H2Cl2N4 |
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| Molecular Weight | 201.013 |
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| Flash Point | 170.4±11.5 °C |
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| Exact Mass | 199.965652 |
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| PSA | 51.56000 |
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| LogP | 0.38 |
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| Vapour Pressure | 0.0±0.6 mmHg at 25°C |
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| Index of Refraction | 1.695 |
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| InChIKey | FVNFFJZCBGWGDZ-UHFFFAOYSA-N |
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| SMILES | Clc1ncc2ncnc(Cl)c2n1 |
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Safety Information
| Hazard Codes | T |
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| Risk Phrases | 25-36 |
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| Safety Phrases | 26-45 |
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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
| Pyrimido[5,4-d]pyrimidine, 2,8-dichloro- |
| 2,8-Dichloro-Pyrimido[5,4-d]Pyrimidine |
| 2,5-DINITROFLUORENE |
| Pyrimido[5,4-d]pyrimidine,2,8-dichloro |
| 2,8-Dichloropyrimido[5,4-d]pyrimidine |
