| Chemical Formula | C₃H₂N₂ |
| Molecular Weight | 66.06 g/mol |
| Storage Conditions | Store at −20°C under argon. |
| EC Number | 203-703-2 |
| English Synonyms | Dicyanomethane; propanedinitrile; methylene cyanide; methylene dicyanide |
| Specification | Standard solution |
| Concentration | 1000 μg/mL |
| Matrix | Purge-and-trap methanol |
| Molecular Type | Small molecule |
| Density | 1.049 |
| Melting Point | 32°C |
| Boiling Point | 218–219°C |
| Freezing Point | 32°C |
| Refractive Index | 1.4146 |
| Flash Point | 186.8°F; 112°C |
| IUPAC Name | Propanedinitrile |
| InChI | 1S/C3H2N2/c4-2-1-3-5/h1H2 |
| InChI Key | CUONGYYJJVDODC-UHFFFAOYSA-N |
| SMILES | N#CCC#N |
| Isomeric SMILES | C(C#N)C#N |
| Beilstein Number | 773697 |
| Reaxys RN | 773697 |
| UN Number | 2647 |
| Packing Group | II |
| Hazard Class | 6.1 |
| GHS Pictograms | GHS02, GHS06, GHS08, GHS09 |
| Signal Word | Danger |
| Hazard Statements | H225: Highly flammable liquid and vapor. H319: Causes serious eye irritation. H331: Toxic if inhaled. H360: May damage fertility or the unborn child. H370: Causes damage to organs. H372: Causes damage to organs through prolonged or repeated exposure. H301+H311: Toxic if swallowed or in contact with skin. H335+H336: May cause respiratory irritation and drowsiness or dizziness. |
| Precautionary Statements | P210: Keep away from heat, hot surfaces, sparks, open flames, and other ignition sources; no smoking. P233: Keep container tightly closed. P240: Ground and bond container and receiving equipment. P241: Use explosion-proof equipment. P242: Use non-sparking tools. P243: Take action to prevent static discharge. P260: Do not breathe dust, fumes, gas, mist, vapors, or spray. P264: Wash thoroughly after handling. P270: Do not eat, drink, or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear protective gloves, protective clothing, and eye or face protection. P330: Rinse mouth. P301+P310: IF SWALLOWED, immediately call a poison center or doctor. P303+P361+P353: IF ON SKIN OR HAIR, remove contaminated clothing immediately and rinse skin with water. P304+P340: IF INHALED, move the person to fresh air and keep comfortable for breathing. P308+P311: If exposed or concerned, call a poison center or doctor. P370+P378: In case of fire, use dry sand, dry chemical, or alcohol-resistant foam. P405: Store locked up. P403+P233: Store in a well-ventilated place and keep the container tightly closed. P403+P235: Store in a well-ventilated place and keep cool. P501: Dispose of contents and container in accordance with applicable regulations. |
| WGK Germany | 3 |
| RTECS | OO3150000 |
| Merck Index | 5711 |
| Personal Protective Equipment | N95 dust mask (US), safety glasses, face shield, protective gloves, and P2 respirator cartridges (EN 143) |
| Shipping Conditions | Ultra-low-temperature dangerous-goods transport |
| Available Package Sizes | 1mL |
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