ChemNet > CAS > 118-71-8 3-hydroxy-2-methyl-4-pyrone
118-71-8 3-hydroxy-2-methyl-4-pyrone
| produktnavn |
3-hydroxy-2-methyl-4-pyrone |
| Engelsk navn |
3-hydroxy-2-methyl-4-pyrone; Maltol; 2-Methyl-3-hydroxy-.gamma.-pyranone; 3-Hydroxy-2-Methyl-4H-Pyran-4-One;
|
| Molekyl?r Formel |
C7H8O3 |
| Molekylvekt |
140.1366 |
| InChI |
InChI=1/C7H8O3/c1-2-6-7(9)5(8)3-4-10-6/h3-4,9H,2H2,1H3 |
| CAS-nummer |
118-71-8 |
| EINECS |
204-271-8 |
| Molecular Structure |
|
| Tetthet |
1.261g/cm3 |
| Smeltepunkt |
160-164℃ |
| Kokepunkt |
290.3°C at 760 mmHg |
| Brytningsindeks |
1.54 |
| Flammepunktet |
124.8°C |
| Vannl?selighet |
1.2 g/100 mL (25℃) |
| Damptrykk |
0.000228mmHg at 25°C |
| Hazard symboler |
Xn:Harmful;
|
| Risiko Koder |
R22:;
R36/37/38:;
|
| Sikkerhet Beskrivelse |
S26:;
S37/39:;
|
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