2-Pentynoic acid
ALDRICH/662909 - 97%
CAS Number: 5963-77-9
Empirical Formula (Hill Notation): C5H6O2
Molecular Weight: 98.10
MDL Number: MFCD00014370
Linear Formula: CH3CH2C≡CCO2H
Product Type: Chemical
| assay | 97% |
| form | solid |
| functional group | carboxylic acid |
| InChI | 1S/C5H6O2/c1-2-3-4-5(6)7/ |
| InChI key | MINRDQDGBLQBGD-UHFFFAOYSA |
| mp | 47-53 °C |
| Quality Level | 100 ![]() |
| SMILES string | CCC#CC(O)=O |
| Packaging: | 5, 25 g in glass bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 - H335 |
| Precautionary statements | P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 205.0 °F |
| Flash Point(C) | 96.11 °C |
| Purity | 97% |
| mp | 47-53 °C |
| UNSPSC | 12352100 |


