259653-54-8
259653-54-8 structure
- Name: 5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-4-chromane
- Chemical Name: (3E)-5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-2,3-dihydro-4H- chromen-4-one
- CAS Number: 259653-54-8
- Molecular Formula: C17H14O5
- Molecular Weight: 298.29
- Catalog: Natural product Flavonoids
- Create Date: 2016-12-24 21:04:09
- Modify Date: 2024-01-10 21:42:14
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3-(4-Hydroxybenzylidene)-5-hydroxy-7-methoxychroman-4-one is derived from natural Scilla nervosa subsp. rigidifolia ofisoflavone compounds [1].
| Name | (3E)-5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-2,3-dihydro-4H- chromen-4-one |
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| Synonyms |
(3Z)-5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-2,3-dihydro-4H-chromen-4-one
4H-1-Benzopyran-4-one, 2,3-dihydro-5-hydroxy-3-[(4-hydroxyphenyl)methylene]-7-methoxy-, (3Z)- 4H-1-Benzopyran-4-one, 2,3-dihydro-5-hydroxy-3-[(4-hydroxyphenyl)methylene]-7-methoxy-, (3E)- (3E)-5-Hydroxy-3-(4-hydroxybenzylidene)-7-methoxy-2,3-dihydro-4H-chromen-4-one |
| Description | 3-(4-Hydroxybenzylidene)-5-hydroxy-7-methoxychroman-4-one is derived from natural Scilla nervosa subsp. rigidifolia ofisoflavone compounds [1]. |
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| Related Catalog | |
| References |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 574.8±50.0 °C at 760 mmHg |
| Molecular Formula | C17H14O5 |
| Molecular Weight | 298.29 |
| Flash Point | 217.5±23.6 °C |
| Exact Mass | 298.084137 |
| PSA | 75.99000 |
| LogP | 3.58 |
| Vapour Pressure | 0.0±1.6 mmHg at 25°C |
| Index of Refraction | 1.690 |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2932999099 |
| HS Code | 2932999099 |
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| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |