Introduction：Basic information about CAS 642-91-1|2,1-Benzoxazole-3-carboxylic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,1-Benzoxazole-3-carboxylic acid |
|---|
| CAS Number | 642-91-1 | Molecular Weight | 163.130 |
|---|
| Density | 1.5±0.1 g/cm3 | Boiling Point | 387.3±15.0 °C at 760 mmHg |
|---|
| Molecular Formula | C8H5NO3 | Melting Point | 185ºC |
|---|
| MSDS | / | Flash Point | 188.0±20.4 °C |
|---|
Names
| Name | 2,1-benzoxazole-3-carboxylic acid |
|---|
| Synonym | More Synonyms |
|---|
Chemical & Physical Properties
| Density | 1.5±0.1 g/cm3 |
|---|
| Boiling Point | 387.3±15.0 °C at 760 mmHg |
|---|
| Melting Point | 185ºC |
|---|
| Molecular Formula | C8H5NO3 |
|---|
| Molecular Weight | 163.130 |
|---|
| Flash Point | 188.0±20.4 °C |
|---|
| Exact Mass | 163.026947 |
|---|
| PSA | 63.33000 |
|---|
| LogP | 1.20 |
|---|
| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
|---|
| Index of Refraction | 1.661 |
|---|
| InChIKey | PHYDLUSJJFZNFG-UHFFFAOYSA-N |
|---|
| SMILES | O=C(O)c1onc2ccccc12 |
|---|
| Storage condition | 2-8°C |
|---|
Safety Information
| Hazard Codes | Xi |
|---|
| Risk Phrases | R36/37/38 |
|---|
| Safety Phrases | 26-36/37/39 |
|---|
| HS Code | 2934999090 |
|---|
Customs
| HS Code | 2934999090 |
|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
|---|
Synonyms
| 2,1-Benzisoxazol-3-carboxylsaeure |
| 2,1-Benzoxazole-3-carboxylic acid |
| Anthroxansaeure |
| 2,1-BENZISOXAZOLE-3-CARBOXYLIC ACID |
| F2167-0177 |
