Introduction：Basic information about CAS 21943-15-7|3,5-Dibromo-2-hydroxypyrazine, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 3,5-Dibromo-2-hydroxypyrazine |
|---|
| CAS Number | 21943-15-7 | Molecular Weight | 253.880 |
|---|
| Density | 2.4±0.1 g/cm3 | Boiling Point | 430.5±40.0 °C at 760 mmHg |
|---|
| Molecular Formula | C4H2Br2N2O | Melting Point | / |
|---|
| MSDS | ChineseUSA | Flash Point | 214.2±27.3 °C |
|---|
| Symbol |
GHS05, GHS07 | Signal Word | Danger |
|---|
Names
| Name | 3,5-dibromo-1H-pyrazin-2-one |
|---|
| Synonym | More Synonyms |
|---|
Chemical & Physical Properties
| Density | 2.4±0.1 g/cm3 |
|---|
| Boiling Point | 430.5±40.0 °C at 760 mmHg |
|---|
| Molecular Formula | C4H2Br2N2O |
|---|
| Molecular Weight | 253.880 |
|---|
| Flash Point | 214.2±27.3 °C |
|---|
| Exact Mass | 251.853378 |
|---|
| PSA | 46.01000 |
|---|
| LogP | 1.52 |
|---|
| Vapour Pressure | 0.0±1.1 mmHg at 25°C |
|---|
| Index of Refraction | 1.667 |
|---|
| InChIKey | NHVGHXUOFWEOSN-UHFFFAOYSA-N |
|---|
| SMILES | O=c1[nH]cc(Br)nc1Br |
|---|
Safety Information
| Symbol |
GHS05, GHS07 |
|---|
| Signal Word | Danger |
|---|
| Hazard Statements | H302-H318 |
|---|
| Precautionary Statements | P280-P305 + P351 + P338 |
|---|
| Hazard Codes | Xn |
|---|
| Risk Phrases | 22-41 |
|---|
| Safety Phrases | 26-39 |
|---|
| RIDADR | NONH for all modes of transport |
|---|
| HS Code | 2933990090 |
|---|
Customs
| HS Code | 2933990090 |
|---|
| 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% |
|---|
Synonyms
| 3,5-Dibrom-2(1H)-pyrazinon |
| 2-pyrazinol, 3,5-dibromo- |
| 3,5-Dibromo-2-pyrazinol |
| 3,5-Dibromo-2(1H)-pyrazinone |
| 3,5-Dibromo-2-hydroxypyrazine |
| 3,5-Dibromo-pyrazin-2-ol |
| 3,5-Dibrom-2-hydroxy-pyrazin |
| 3,5-dibromopyrazin-2-ol |
