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| | (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Basic information |
| Product Name: | (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE | | Synonyms: | CHLOROKOJIC ACID;2-(chloromethyl)-5-hydroxy-4h-pyran-4-on;(2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE;2-(chloromethyl)-5-hydroxypyran-4-one;4H-Pyran-4-one, 2-(chloromethyl)-5-hydroxy-;Nsc10216;Kojic Impurity 4 | | CAS: | 7559-81-1 | | MF: | C6H5ClO3 | | MW: | 160.56 | | EINECS: | | | Product Categories: | | | Mol File: | 7559-81-1.mol |  |
| | (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Chemical Properties |
| Melting point | 164-165°C | | Boiling point | 321.9±42.0 °C(Predicted) | | density | 1.514±0.06 g/cm3(Predicted) | | storage temp. | 2-8°C, stored under nitrogen | | pka | 7.80±0.10(Predicted) | | Appearance | Off-white to yellow Solid | | Cosmetics Ingredients Functions | ANTI-SEBUM | | EPA Substance Registry System | 4H-Pyran-4-one, 2-(chloromethyl)-5-hydroxy- (7559-81-1) |
| | (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Usage And Synthesis |
| Uses | 2-(Chloromethyl)-5-hydroxy-4H-pyran-4-one is an intermediate in synthesizing Allo Maltol (A546700), the esters of 5-hydroxy-2-methyl-4H-pyran-4-one are used as novel tyrosinase inhibitors for skin-lightening cosmetic compositions. |
| | (2-CHLOROMETHYL)-5-HYDROXY-4H-PYRAN-4-ONE Preparation Products And Raw materials |
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