CAS 590-93-2|2-Butynoic acid
Introduction：Basic information about CAS 590-93-2|2-Butynoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2-Butynoic acid | ||
|---|---|---|---|
| CAS Number | 590-93-2 | Molecular Weight | 84.073 |
| Density | 1.2±0.1 g/cm3 | Boiling Point | 203.0±9.0 °C at 760 mmHg |
| Molecular Formula | C4H4O2 | Melting Point | 78-80 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 90.9±15.2 °C |
| Symbol | GHS05 | Signal Word | Danger |
Names
| Name | 2-Butynoic acid |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 203.0±9.0 °C at 760 mmHg |
| Melting Point | 78-80 °C(lit.) |
| Molecular Formula | C4H4O2 |
| Molecular Weight | 84.073 |
| Flash Point | 90.9±15.2 °C |
| Exact Mass | 84.021126 |
| PSA | 37.30000 |
| LogP | 0.85 |
| Vapour Pressure | 0.1±0.8 mmHg at 25°C |
| Index of Refraction | 1.468 |
| InChIKey | LUEHNHVFDCZTGL-UHFFFAOYSA-N |
| SMILES | CC#CC(=O)O |
| Storage condition | 2-8°C |
Safety Information
| Symbol | GHS05 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H314 |
| Precautionary Statements | P280-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges |
| Hazard Codes | C:Corrosive; |
| Risk Phrases | R20/21/22;R34 |
| Safety Phrases | S26-S27-S36/37/39-S45 |
| RIDADR | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | II |
| Hazard Class | 8 |
| HS Code | 2916190090 |
Customs
| HS Code | 2916190090 |
|---|---|
| Summary | 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |
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Synonyms
| 2-Butynoic acid |
| MFCD00004363 |
| EINECS 209-695-7 |
| But-2-ynoic acid |
