1821-14-3
1821-14-3 structure
- Name: 2-hydroxy-3-[(2-hydroxy-7-methoxy-4-oxo-chromen-3-yl)methyl]-7-methoxy-chromen-4-one
- Chemical Name: 4-hydroxy-3-[(4-hydroxy-7-methoxy-2-oxochromen-3-yl)methyl]-7-methoxychromen-2-one
- CAS Number: 1821-14-3
- Molecular Formula: C21H16O8
- Molecular Weight: 396.34700
- Create Date: 2017-04-30 18:32:30
- Modify Date: 2025-09-13 15:09:16
| Name | 4-hydroxy-3-[(4-hydroxy-7-methoxy-2-oxochromen-3-yl)methyl]-7-methoxychromen-2-one |
|---|---|
| Synonyms |
4,4'-dihydroxy-7,7'-dimethoxy-3,3'-methanediyl-bis-chromen-2-one
symmetric dicoumarol analogue,5 Methylen-bis-<4-hydroxy-7-methoxy-cumarin> |
| Density | 1.514g/cm3 |
|---|---|
| Boiling Point | 608.5ºC at 760 mmHg |
| Molecular Formula | C21H16O8 |
| Molecular Weight | 396.34700 |
| Flash Point | 217.9ºC |
| Exact Mass | 396.08500 |
| PSA | 119.34000 |
| LogP | 2.91860 |
| Vapour Pressure | 1.17E-15mmHg at 25°C |
| Index of Refraction | 1.678 |