| Melting point |
230 °C (dec.) (lit.) |
| Boiling point |
283.17°C (rough estimate) |
| Density |
1.6031 (rough estimate) |
| refractive index |
1.8500 (estimate) |
| Flash point |
230-234°C |
| storage temp. |
2-8°C |
| solubility |
H2O: soluble0.1g/10 mL, clear, colorless |
| pka |
8.96(at 25℃) |
| form |
Powder |
| color |
White |
| Odor |
odorless, tasteless |
| Water Solubility |
Slightly soluble in water. Freely soluble in alkalis |
| Decomposition |
230-234 ºC |
| Merck |
14,258 |
| BRN |
102364 |
| Henry's Law Constant |
2.9×1012 mol/(m3Pa) at 25℃, HSDB (2015) |
| Stability |
Stable. Incompatible with strong oxidizing agents. |
| Cosmetics Ingredients Functions |
SOOTHING
SKIN PROTECTING
SKIN CONDITIONING |
| Cosmetic Ingredient Review (CIR) |
Allantoin (97-59-6) |
| InChI |
1S/C4H6N4O3/c5-3(10)6-1-2(9)8-4(11)7-1/h1H,(H3,5,6,10)(H2,7,8,9,11) |
| InChIKey |
POJWUDADGALRAB-UHFFFAOYSA-N |
| SMILES |
NC(=O)NC1NC(=O)NC1=O |
| LogP |
-2.26 at 20℃ |
| CAS DataBase Reference |
97-59-6(CAS DataBase Reference) |
| NIST Chemistry Reference |
Urea, (2,5-dioxo-4-imidazolidinyl)-(97-59-6) |
| EPA Substance Registry System |
Allantoin (97-59-6) |
