4,4'-Biphenyldicarbonitrile
4,4'-Biphenyldicarbonitrile
CAS: 1591-30-6
Molecular Formula: C14H8N2
4,4'-Biphenyldicarbonitrile - Names and Identifiers
| Name | 4,4'-Biphenyldicarbonitrile |
| Synonyms | 4,4'-Bibenzonitrile TIMTEC-BB SBB008455 4,4'-Dicyanobiphenyl 4,4'-Biphenyldicarbonitrile biphenyl-4,4'-dicarbonitrile 4-(4-cyanophenyl)benzenecarbonitrile |
| CAS | 1591-30-6 |
| EINECS | 216-468-6 |
| InChI | InChI=1/C14H8N2/c15-9-11-1-5-13(6-2-11)14-7-3-12(10-16)4-8-14/h1-8H |
4,4'-Biphenyldicarbonitrile - Physico-chemical Properties
| Molecular Formula | C14H8N2 |
| Molar Mass | 204.23 |
| Density | 1.2g/cm3 |
| Melting Point | 236-236℃ |
| Boling Point | 403.5°C at 760 mmHg |
| Flash Point | 199.2°C |
| Water Solubility | Insoluble in water. |
| Vapor Presure | 1.02E-06mmHg at 25°C |
| Appearance | Morphological Solid |
| BRN | 1869917 |
| Storage Condition | 2-8℃ |
| Refractive Index | 1.631 |
| MDL | MFCD00013805 |
| Physical and Chemical Properties | EPA Chemical Information [1,1-Biphenyl]-4,4-dicarbonitrile (1591-30-6) |
4,4'-Biphenyldicarbonitrile - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R20/22 - Harmful by inhalation and if swallowed. |
| Safety Description | S22 - Do not breathe dust. S36/37 - Wear suitable protective clothing and gloves. |
| UN IDs | 3276 |
| WGK Germany | 3 |
| RTECS | DV2625000 |
| TSCA | Yes |
| Hazard Class | 6.1 |
| Packing Group | III |
| Toxicity | LD50 ipr-mus: 75 mg/kg NTIS** AD691-490 |
4,4'-Biphenyldicarbonitrile - Upstream Downstream Industry
| Raw Materials | 4-Hydroxy-4-biphenylcarbonitrile 4-Bromophenol 4,4-Biphenol 4-Chlorobenzonitrile |
| Downstream Products | 4,4-BIPHENYLDICARBONYL CHLORIDE 4,4-Biphenyldicarboxaldehyde |
4,4'-Biphenyldicarbonitrile - Uses and synthesis methods
| category | toxic substances |
| toxicity classification | highly toxic |
| acute toxicity | abdominal cavity-mouse LD50: 75 mg/kg |
| flammability hazard characteristics | Combustible; combustion produces toxic nitrogen oxides and cyanide smoke |
| storage and transportation characteristics | The warehouse is ventilated and dry at low temperature; stored separately from food raw materials |
| fire extinguishing agent | Dry powder, foam, sand, carbon dioxide, mist water |
Last Update：2024-04-09 21:31:49
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Raw Materials for 4,4'-Biphenyldicarbonitrile
Downstream Products for 4,4'-Biphenyldicarbonitrile