PRODUCT Properties
| Melting point: | 178-183°C |
| alpha | D17 +91.6° (c = 1.3 in benzene) |
| Boiling point: | bp0.7 243° |
| Density | 0.9600 (rough estimate) |
| refractive index | 1.4910 (estimate) |
| solubility | DMSO (Slightly), Methanol (Slightly, Sonicated) |
| pka | 15.18±0.70(Predicted) |
| form | Solid |
| color | White to off-white |
| optical activity | +93.3 (c 5.55, C6H6) |
| BRN | 1916550 |
| Major Application | food and beverages |
| Cosmetics Ingredients Functions | SKIN PROTECTING SKIN CONDITIONING - MISCELLANEOUS |
| InChIKey | FSLPMRQHCOLESF-SFMCKYFRSA-N |
| SMILES | C[C@@H]1CC[C@]2(C)CC[C@]3(C)C(=CC[C@@H]4[C@@]5(C)CC[C@H](O)C(C)(C)[C@@H]5CC[C@@]34C)[C@@H]2[C@H]1C |
| LogP | 10.636 (est) |
| CAS DataBase Reference | 638-95-9(CAS DataBase Reference) |
| NIST Chemistry Reference | «ALPHA»-amyrin(638-95-9) |
| EPA Substance Registry System | Urs-12-en-3-ol, (3.beta.)- (638-95-9) |
Description and Uses
a-Amyrin is a natural chemical compound of the triterpene class. It is a pentacyclic triterpenol widely distributed in nature and has been isolated from a variety of plant sources such as epicuticular wax.
Safety
| Symbol(GHS) | ![]() GHS07 |
| Signal word | Warning |
| Hazard statements | H302 |
| Precautionary statements | P264-P270-P301+P312-P501 |
| PPE | Eyeshields, Gloves, type N95 (US) |
| Hazard Codes | Xi |
| WGK Germany | 3 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Acute Tox. 4 Oral |





