Dibromophenol

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
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 GHS06: Toxic[2] GHS07: Exclamation mark[3] GHS06: Toxic[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

References

  1. ^ a b c d e f g h i Dictionary of organic compounds, S. 1971 ([1], p. 1971, at Google Books).
  2. ^ "2,4-Dibromophenol". Sigma-Aldrich.
  3. ^ "2,6-Dibromophenol". Sigma-Aldrich.
  4. ^ "3,5-Dibromophenol". Sigma-Aldrich.