A8324212
(+)-Usnic acid from Usnea dasypoga , Analysis standard , 7562-61-0
Synonym(s):
(+)-Usnic acid from Usnea dasypoga;2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3(2H,9bH)-dione
CAS NO.：7562-61-0
Empirical Formula: C18H16O7
Molecular Weight: 344.32
MDL number: MFCD00016878
EINECS: 231-456-0
| Pack Size | Price | Stock | Quantity |
| 10MG | RMB103.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 201-203 °C(lit.) |
| alpha | 488 º (c=0.4, CHCl3) |
| Boiling point: | 399.43°C (rough estimate) |
| Density | 1.2869 (rough estimate) |
| refractive index | 1.4790 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | almost transparency in Chloroform |
| form | powder to crystal |
| pka | 4.00±0.40(Predicted) |
| color | Light orange to Yellow to Green |
| optical activity | [α]25/D +488°, c = 0.7% in chloroform |
| Water Solubility | Partly soluble in water. Soluble in acetone, ethanol, chloroform and furfural. |
| Merck | 14,9893 |
| BRN | 96698 |
| LogP | 1.270 (est) |
| CAS DataBase Reference | 7562-61-0(CAS DataBase Reference) |
Description and Uses
Usnic Acid acts as an antibacterial and antifungal agent, and are often seen used in cosmetics and facial application chemicals.
