Molecule
Name
Bromophenol blue
IUPAC name
4,4′-(1,1-dioxido-3H-2,1-benzoxathiole-3,3-diyl)bis(2,6-dibromophenol)
Secondary names
Tetrabromophenol Blue, 3′,3″,5′,5″-tetrabromophenolsulfonphthalein, Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromo-, BPB, albutest
InChI
InChI=1S/C19H10Br4O5S/c20-12-5-9(6-13(21)17(12)24)19(10-7-14(22)18(25)15(23)8-10)11-3-1-2-4-16(11)29(26,27)28-19/h1-8,24-25H
InChI key
UDSAIICHUKSCKT-UHFFFAOYSA-N
CAS number
115-39-9
Structure and atomic composition
Formula
((C6H2)cyclBr2OH)2C(C6H4)cyclSO3
Chemical formula
(C6H2Br2OH)2C(C6H4)SO3
Structural formula
C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC(=C(C(=C3)Br)O)Br)C4=CC(=C(C(=C4)Br)O)Br
Charge
0
  Atom Name Number
C Carbon 19
H Hydrogen 10
O Oxygen 5
Br Bromine 4
S Sulfur 1
Relations
  • enantiomer
Isotope mixture type
terrestrial abundance
Spin type
equilibrated
Molar mass
669.96 g/mol
State STP
solid
State NTP
solid
Protic
protic
Polarity
polar
Molecule symmetry
unknown
Case
nonlinear-polyatomic
Chemical functions
  Function Number
R−OH 2
R−Br 4
R−C=CH−CH=CH−CH=CH−cycl 3
R−(O=S=O)−O−R 1
Chemical bonds
  Bond Number
⪖ 12
>C=C< 9
\geq C-H 8
-O-H 2
\eqslantgtr C-O- 2
\geq C-O- 1
\eqslantgtr C-S \ll - 1
\geqq S=O 1
-\gg S-O- 1