| Chemical Information | |
|---|---|
| Density | 1.7±0.1 g/cm3 |
| Exact_Mass | 113.995308 |
| Vapour_Pressure | 0.0±1.7 mmHg at 25°C |
| Melting_Point | 180-187 °C (dec.)(lit.) |
| Molecular_Formula | C4H2O4 |
| Water_Solubility | soluble |
| Flash_Point | 187.2±19.7 °C |
| Boiling_Point | 362.4±25.0 °C at 760 mmHg |
| Molecular_Weight | 114.056 |
| LogP | 0.34 |
| PSA | 74.60000 |
| Index_of_Refraction | 1.560 |
| Safe Information | |
|---|---|
| Risk_Phrases | R25;R36/37/38 |
| WGK_Germany | 3 |
| Hazard_Class | 6.1 |
| Safety_Phrases | S26-S45-S37/39 |
| Hazard_Codes | T:Toxic;Xi:Irritant; |
| Packaging_Group | II |
| Precautionary_Statements | P261-P301 + P310-P305 + P351 + P338 |
| HS_Code | 29171990 |
| Symbol | GHS06 |
| Signal_Word | Danger |
| Personal_Protective_Equipment | Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges |
| RIDADR | UN 2811 6.1/PG 3 |
| Hazard_Statements | H301-H315-H319-H335 |
| Product Information | |
|---|---|
| Flash_Point | 187.2±19.7 °C |
| Symbol | GHS06 |
| CAS_Number | 142-45-0 |
| Signal_Word | Danger |
| Common_Name | 2-Butynedioic acid |
| Molecular_Formula | C4H2O4 |
| Melting_Point | 180-187 °C (dec.)(lit.) |
| Molecular_Weight | 114.056 |
| MSDS | ChineseUSA |
| Density | 1.7±0.1 g/cm3 |
| Boiling_Point | 362.4±25.0 °C at 760 mmHg |