Tetracyanoethene
Tetracyanoethylene
CAS: 670-54-2
Molecular Formula: C6N4
Tetracyanoethene - Names and Identifiers
| Name | Tetracyanoethylene |
| Synonyms | TCNE Tetracyanoethene Tetracyanoethylene Ethene, tetracyano- Ethylene, tetracyano- 1,1,2,2-Tetracyanoethene ethylenetetracarbonitrile delta2,2'-Bimalononitrile 1,1,2,2-Tetracyanoethylene Tetracyanoethyleneoffwhitextl delta(sup2,2')-bimalononitrile ethene-1,1,2,2-tetracarbonitrile Tetracyanoαthylen(ausderSchmelze) |
| CAS | 670-54-2 |
| EINECS | 211-578-0 |
| InChI | InChI=1/C6N4/c7-1-5(2-8)6(3-9)4-10 |
Tetracyanoethene - Physico-chemical Properties
| Molecular Formula | C6N4 |
| Molar Mass | 128.09 |
| Density | 1,348 g/cm3 |
| Melting Point | 197-199°C(lit.) |
| Boling Point | 223 °C |
| Flash Point | 223°C |
| Water Solubility | hydrolyzes |
| Vapor Presure | 0.117mmHg at 25°C |
| Appearance | Crystalline Powder, Crystals or Chunks |
| Color | White to beige-brown |
| Maximum wavelength(λmax) | ['328nm(CHCl3)(lit.)'] |
| Merck | 14,9195 |
| BRN | 1679885 |
| Storage Condition | 2-8°C |
| Sensitive | Moisture Sensitive |
| Refractive Index | 1.5600 |
Tetracyanoethene - Risk and Safety
| Hazard Symbols | T+ - Very toxic |
| Risk Codes | R20/21 - Harmful by inhalation and in contact with skin. R28 - Very Toxic if swallowed R23/24 - |
| Safety Description | S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S28A - S22 - Do not breathe dust. S1 - Keep locked up. |
| UN IDs | UN 2811 6.1/PG 1 |
| WGK Germany | 3 |
| RTECS | KM7300000 |
| TSCA | Yes |
| HS Code | 29269095 |
| Hazard Class | 6.1 |
| Packing Group | II |
Tetracyanoethene - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| category | toxic substances |
| toxicity grade | highly toxic |
| Acute toxicity | oral-mouse LD50: 30 mg/kg |
| flammability hazard characteristics | open flame flammability; Hydrolysis; Toxic NOx emission from combustion |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; With oxidant, food additives, separate storage of acids |
| extinguishing agent | dry stone powder, carbon dioxide, dry sand. Avoid water and foam. |
Last Update：2024-04-10 22:29:15
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Product Name: Tetracyanoethylene Request for quotationCAS: 670-54-2
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