3689-45-0
3689-45-0 structure
- Name: 3,3-bis(4-hydroxy-3,5-dimethyl-phenyl)isobenzofuran-1-one
- Chemical Name: 3,3-bis(4-hydroxy-3,5-dimethylphenyl)-2-benzofuran-1-one
- CAS Number: 3689-45-0
- Molecular Formula: C24H22O4
- Molecular Weight: 374.42900
- Create Date: 2016-05-23 23:48:42
- Modify Date: 2025-08-25 12:59:12
| Name | 3,3-bis(4-hydroxy-3,5-dimethylphenyl)-2-benzofuran-1-one |
|---|---|
| Synonyms |
3,3-bis(4-hydroxy-3,5-dimethyl-phenyl)isobenzofuran-1-one
3,3-bis-(4-hydroxy-3,5-dimethylphenyl)-1-(3H)-isobenzofuranone 3,3-Bis-(4-hydroxy-3,5-dimethyl-phenyl)-phthalid 3,3-bis-(4-hydroxy-3,5-dimethyl-phenyl)-phthalide 3,3',5,5'-Tetramethylphenolphthalein |
| Density | 1.27g/cm3 |
|---|---|
| Boiling Point | 556.6ºC at 760 mmHg |
| Molecular Formula | C24H22O4 |
| Molecular Weight | 374.42900 |
| Flash Point | 193.1ºC |
| Exact Mass | 374.15200 |
| PSA | 66.76000 |
| LogP | 4.79370 |
| Index of Refraction | 1.649 |
| HS Code | 2932209090 |
|---|
|
~90%
3689-45-0 |
| Literature: Sabnis, Ram W. Tetrahedron Letters, 2009 , vol. 50, # 46 p. 6261 - 6263 |
|
~54%
3689-45-0 |
| Literature: Ruminski, Jan K. Chemische Berichte, 1983 , vol. 116, # 3 p. 970 - 979 |
| Precursor 3 | |
|---|---|
| DownStream 3 | |
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |