| CAS Number | 628-16-0 |
| Catalog Description | 1,5-Hexadiyne solution, 50 wt. % in pentane |
| MDL Number | MFCD00014924 |
| Linear formula | HC≡CCH2CH2C≡CH |
| Master Molecular formula | C6H6 |
| Flash point in C | -2° |
| Flash point in F | 29° |
| Density | 0.805 |
| Shipping | Hazardous for shipping |
| CAS Number | 628-16-0 |
| UN# | UN3295 |
| Haz Class | 3 |
| Packing Group | II |
| Signal Word | Danger |
| Pictogram code 1 |
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| Pictogram code 2 |
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| Pictogram code 3 |
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| H Phrases | H225-H304-H336-H411-H401 |
| P Phrases | P210-P241-P301+P310-P303+P361+P353-P405-P501A |
| TSCA | Yes |
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