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Industrial butadiene
Specifications
| Item | Index | |
| Water Solubility | 735 mg/L at 20 °C | |
| Viscosity | 101.325 kPa at 20 °C | |
| Heat of Combustion | ≤-2541.5 kJ/mol (gas) | |
| Executive standard: GB 13291-1991 | ||||
| Item | Index | |||
| Supperior product | First class product | |||
| Appearance | Colorless, transparent, no suspended matter | Colorless, transparent, no suspended matter | ||
| 1,3-butadiene,% (mass fraction) ≥ | 99.3 | 98 | ||
| Total alkyne ≤ | 50 | 100 | ||
| Butadiene dimer (with 4-vinyl Cyclohexene meter), ≤ | 1000 | 1000 | ||
| Carbonyl compound (in terms of acetaldehyde), ≤ | 10 | 20 | ||
| Water content, 10-6≤ | 20 | 100 | ||
| Polymerization inhibitor (TBC), | 50～150 | 50～150 | ||
| Peroxide (in terms of H2O2), ≤ | 10 | 10 | ||
| Oxygen content of the gas phase, % (volume fraction) ≤ | 0.3 | 0.3 | ||
Packing & Storage
| Packing | Small-opening steel drums; ordinary wooden boxes outside ampoules; pressed glass bottles with iron caps, plastic bottles, or metal barrels (cans). | |||||||
| Storage | The warehouse is ventilated, low temperature and dry, and stored separately from oxidants and acids. It is not easy to store for a long time to prevent polymerization. | |||||||
| Transportation | Room temperature in continental US; may vary elsewhere | |||||||
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General Information
Chemical & Physical Information
Safety Information
Synthetic Route
Chemical & Physical Information
| Common Names | Industrial butadiene | |||||||
| Structure | C4H6v  | |||||||
| CAS No. | 106-99-0 | Boiling Point (℃) | -4.4±0.0 °C at 760 mmHg | |||||
| Molecular Weight | 54.09 | Melting Point (℃) | −109 °C(lit.) | |||||
| Appearance | Colorless, transparent, no suspended matter | Density | 0.6±0.1 g/cm3 | |||||
| Vapour Pressure | 2101.8±0.0 mmHg at 25°C | Flash Point | -76.1±0.0 °C | |||||
| Solubility | Slightly soluble in methanol, ethanol; soluble in organic solvents such as carbon tetrachloride; alcohol dissolves about 40 vols at room temp. | Autoignition Temperature | 788 °F (420 °C) | |||||
Safety Information
| Safety Phrases | S53-S45-S62-S46-S36/37-S26-S61-S33-S16 | ||
| RIDADR | UN 1010 2.1 | ||
| WGK Germany | 2 | ||
| Packaging Group | N/A | ||
| Hazard Class | 2.1 | ||
| FIRST AID | |||
| Inhalation | Quickly leave the scene to a place with fresh air. Keep warm and give oxygen when you have difficulty breathing. Those who have stopped breathing and heartbeat immediately undergo artificial respiration and heart compressions. | ||
| Skin | Remove contaminated clothing and rinse with flowing water. | ||
| Eyes | Immediately lift the eyelids and rinse with flowing water.nd consult a doctor. | ||
| Ingestion | Those who take it by mistake should drink plenty of warm water to induce vomiting and seek medical attention. | ||
Synthetic Route
Frequently Asked Questions
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Ascent Petrochem Holdings Co., Limited is a company specializes in the processing and marketing industry chain of petrochem and coal chemical industry, by persistently pushing forward with high-tech and service innovation. We are committed to becoming China’s best diversified chemical company which focusing on technologies and services.
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