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Dibromophenol
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Dibromophenols are a group of bromophenols consisting of one hydroxy group and two bromine atoms bonded to a benzene ring. There are six structural isomers, each with the molecular formula C6H4Br2O, which differ by arrangement of the substituents.
| Dibromophenols | ||||||
| Name | 2,3-Dibromophenol, 1,2-Dibromo- 3-hydroxybenzene |
2,4-Dibromophenol, 1,3-Dibromo- 6-hydroxybenzene |
2,5-Dibromophenol, 1,4-Dibromo- 2-hydroxybenzene |
2,6-Dibromophenol, 1,3-Dibromo- 2-hydroxybenzene |
3,4-Dibromophenol, 1,2-Dibromo- 4-hydroxybenzene |
3,5-Dibromophenol, 1,3-Dibromo- 5-hydroxybenzene |
| Structural formula |  |
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| CAS Number | 57383-80-9 | 615-58-7 | 28165-52-8 | 608-33-3 | 615-56-5 | 626-41-5 |
| PubChem | CID 34264 from PubChem | CID 12005 from PubChem | CID 34177 from PubChem | CID 11847 from PubChem | CID 12003 from PubChem | CID 12280 from PubChem |
| Chemical formula | C6H4Br2O | |||||
| Molar mass | 251.90 g/mol | |||||
| Physical state | Solid | |||||
| Melting point | 68–69 °C[1] | 40 °C[1] | 73–74 °C[1] | 56–57 °C[1] | 94 °C[1] | 81 °C[1] |
| pKa | 7.79 (25 °C)[1] | 6.67 (25 °C)[1] | 8.06 (25 °C)[1] | |||
| GHS hazard pictograms |  [2] |
 [3] |
[4] | |||
| H- and P-phrases | H300, H315, H319, H335 | H302, H312, H332 | H301, H315, H319, H335 | |||
| P261, P264, P301+P310 P305+P351+P338 |
P280 | P261, P301+P310 P305+P351+P338 | ||||
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References
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