18735-82-5
18735-82-5 structure
- Name: 7-Bromo-4-hydroxy-2H-chromen-2-one
- Chemical Name: 7-bromo-4-hydroxychromen-2-one
- CAS Number: 18735-82-5
- Molecular Formula: C9H5BrO3
- Molecular Weight: 241.03800
- Create Date: 2018-12-06 12:34:44
- Modify Date: 2025-09-18 10:03:47
| Name | 7-bromo-4-hydroxychromen-2-one |
|---|---|
| Synonyms |
4-hydroxy-6-bromocoumarin
7-bromo-4-hydroxy-chromen-2-one 7-bromo-4-hydroxy-2H-chromen-2-one 7-Bromo-4-hydroxy-2H-1-benzopyran-2-one 7-Bromo-4-hydroxycoumarin |
| Molecular Formula | C9H5BrO3 |
|---|---|
| Molecular Weight | 241.03800 |
| Exact Mass | 239.94200 |
| PSA | 50.44000 |
| LogP | 2.26110 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H302-H319 |
| Precautionary Statements | P305 + P351 + P338 |
| RIDADR | NONH for all modes of transport |
| HS Code | 2932209090 |
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18735-82-5 |
| Literature: Grimm, Erich L.; Ducharme, Yves; Frenette, Richard; Friesen, Richard; Gagnon, Marc; Juteau, Helene; Laliberte, Sebastien; MacKay, Bruce; Gareau, Yves Patent: US2008/188521 A1, 2008 ; Location in patent: Page/Page column 12 ; |
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18735-82-5 |
| Literature: SMITHKLINE BEECHAM CORPORATION Patent: WO2004/10995 A1, 2004 ; Location in patent: Page/Page column 40-41 ; WO 2004/010995 A1 |
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18735-82-5 |
| Literature: Payne, Sara L.; Rodriguez-Aristegui, Sonsoles; Bardos, Julia; Cano, Celine; Golding, Bernard T.; Hardcastle, Ian R.; Peacock, Marcus; Parveen, Nahida; Griffin, Roger J. Bioorganic and Medicinal Chemistry Letters, 2010 , vol. 20, # 12 p. 3649 - 3653 |
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18735-82-5 |
| Literature: MERCK FROSST CANADA LTD. Patent: WO2006/99735 A1, 2006 ; Location in patent: Page/Page column 29 ; |
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |