| Melting point |
152-155 °C (lit.) |
| Boiling point |
179.65°C (rough estimate) |
| Density |
1.1712 (rough estimate) |
| refractive index |
1.4434 (estimate) |
| storage temp. |
Store below +30°C. |
| solubility |
DMSO (Slightly), Methanol (Slightly, Sonicated) |
| form |
Crystalline Powder |
| pka |
7.9(at 25℃) |
| color |
White to beige-brown |
| Water Solubility |
SOLUBLE |
| λmax |
269nm(CHCl3)(lit.) |
| Merck |
14,5317 |
| BRN |
120895 |
| Henry's Law Constant |
4.1×101 mol/(m3Pa) at 25℃, HSDB (2015) |
| Stability |
Stable. Combustible. Incompatible with strong oxidizing agents. |
| Major Application |
cleaning products
cosmetics
food and beverages
personal care |
| Cosmetics Ingredients Functions |
ANTIOXIDANT
BLEACHING |
| Cosmetic Ingredient Review (CIR) |
Kojic acid (501-30-4) |
| InChI |
1S/C6H6O4/c7-2-4-1-5(8)6(9)3-10-4/h1,3,7,9H,2H2 |
| InChIKey |
BEJNERDRQOWKJM-UHFFFAOYSA-N |
| SMILES |
OCC1=CC(=O)C(O)=CO1 |
| LogP |
-0.640 |
| CAS DataBase Reference |
501-30-4(CAS DataBase Reference) |
| IARC |
3 (Vol. 79) 2001 |
| NIST Chemistry Reference |
5-Hydroxy-2-(hydroxymethyl)-4h-pyran-4-one(501-30-4) |
| EPA Substance Registry System |
Kojic acid (501-30-4) |
