| CAS Number | 536-74-3 |
| Catalog Description | Phenylacetylene, 98% |
| Synonym | Ethynylbenzene |
| Synonym | Phenylethyne |
| MDL Number | MFCD00008570 |
| Linear formula | C6H5C≡CH |
| Master Molecular formula | C8H6 |
| Melting point in C | -45° |
| Boiling point in C | 142-144° |
| Flash point in C | 27° |
| Flash point in F | 81° |
| Density | 0.93 |
| Refractive Index | 1.549 |
| Merck Number | 14,3861 |
| Beilstein | 605461 |
| Sensitivity | Moisture Sensitive |
| Solubility | Miscible with alcohol and ether. Insoluble in water |
| EC Number | 208-645-1 |
| Shipping | Hazardous for shipping |
| CAS Number | 536-74-3 |
| UN# | UN3295 |
| Haz Class | 3 |
| Packing Group | III |
| Signal Word | Danger |
| Pictogram code 1 |
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| Pictogram code 2 |
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| H Phrases | H304-H226-H319-H335 |
| P Phrases | P210-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501A |
| TSCA | Yes |
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