Propyne
ALDRICH/295493 - ≥99%
Synonym: Allylene; Methylacetylene
CAS Number: 74-99-7
Empirical Formula (Hill Notation): C3H4
Molecular Weight: 40.06
EC Number: 200-828-4
MDL Number: MFCD00036235
Linear Formula: CH3C≡CH
Product Type: Chemical
| assay | ≥99% |
| bp | −23.2 °C (lit.) |
| InChI | 1S/C3H4/c1-3-2/h1H,2H3 |
| InChI key | MWWATHDPGQKSAR-UHFFFAOYSA |
| mp | −102.7 °C (lit.) |
| Quality Level | 100  |
| SMILES string | CC#C |
| vapor pressure | 204.6 mmHg ( −49.5 °C) |
| Other Notes: | The use of brass control valve Z146021 or brass regulator Z513539 is recommended. |
| Packaging: | 25, 100 g in Sure/Pac™ |
| Symbol |    GHS02,GHS04,GHS07 |
| Signal word | Danger |
| Hazard statements | H220 - H280 - H335 |
| Precautionary statements | P210 - P410 + P403 |
| Hazard Codes | F,Xi |
| Risk Statements | 11-37-43 |
| Safety Statements | 16-36-37-38 |
| RIDADR | UN 1954 2.1 |
| WGK Germany | nwg |
| Purity | ≥99% |
| bp | −23.2 °C (lit.) |
| mp | −102.7 °C (lit.) |
| UNSPSC | 12162002 |