21402-58-4
21402-58-4 structure
- Name: (4,8-diacetyl-1-acetyloxy-7-hydroxy-2,9a-dimethyl-9-oxodibenzofuran-3-yl) acetate
- Chemical Name: (4,8-diacetyl-1-acetyloxy-7-hydroxy-2,9a-dimethyl-9-oxodibenzofuran-3-yl) acetate
- CAS Number: 21402-58-4
- Molecular Formula: C22H20O9
- Molecular Weight: 428.38900
- Create Date: 2017-03-17 23:45:51
- Modify Date: 2025-09-08 17:09:44
| Name | (4,8-diacetyl-1-acetyloxy-7-hydroxy-2,9a-dimethyl-9-oxodibenzofuran-3-yl) acetate |
|---|---|
| Synonyms |
Di-O-acetyl-usninsaeure
7,9-diacetoxy-2,6-diacetyl-3-hydroxy-8,9b-dimethyl-9bH-dibenzofuran-1-one (+-)-O7,O9-Diacetyl-usninsaeure 1,4-Dioxaspiro[4.5]dec-7-ene-8-carboxaldehyde,7,9,9-trimethyl 7,9,9-trimethyl-1,4-dioxaspiro[4,5]dec-7-en-8-carboxaldehyde (+-)-O7,O9-diacetyl-usninic acid O.O-Diacetyl-usninsaeure 7,9-O,O-diacetylusnic acid |
| Density | 1.43g/cm3 |
|---|---|
| Boiling Point | 619ºC at 760 mmHg |
| Molecular Formula | C22H20O9 |
| Molecular Weight | 428.38900 |
| Flash Point | 215.3ºC |
| Exact Mass | 428.11100 |
| PSA | 133.27000 |
| LogP | 2.56600 |
| Vapour Pressure | 3.51E-16mmHg at 25°C |
| Index of Refraction | 1.608 |