675-10-5
| Name | 4-Hydroxy-6-methyl-2-pyrone |
| CAS | 675-10-5 |
| EINECS(EC#) | 211-619-2 |
| Molecular Formula | C6H6O3 |
| MDL Number | MFCD00006641 |
| Molecular Weight | 126.11 |
| MOL File | 675-10-5.mol |
Chemical Properties
| Appearance | white to light yellow crystal powder |
| Melting point | 188-190 °C (dec.) (lit.) |
| Boiling point | 174.21°C (rough estimate) |
| density | 1.2048 (rough estimate) |
| refractive index | 1.4189 (estimate) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | 8.6g/l |
| form | Powder |
| pka | 5.14±0.30(Predicted) |
| color | Off-white to brown |
| Water Solubility | 8.60 g/L (20 ºC) |
| BRN | 113815 |
| InChI | InChI=1S/C6H6O3/c1-4-2-5(7)3-6(8)9-4/h2-3,7H,1H3 |
| InChIKey | NSYSSMYQPLSPOD-UHFFFAOYSA-N |
| SMILES | C1(=O)OC(C)=CC(O)=C1 |
| CAS DataBase Reference | 675-10-5(CAS DataBase Reference) |
| EPA Substance Registry System | 675-10-5(EPA Substance) |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| RTECS | UQ1000000 |
| Hazard Note | Irritant |
| TSCA | Yes |
| HS Code | 29322980 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |