-
Name
Bromophenol Red
- EINECS 220-538-1
- CAS No. 2800-80-8
- Article Data2
- CAS DataBase
- Density 1.882 g/cm3
- Solubility
- Melting Point 102-105°C
- Formula C19H12Br2O5S
- Boiling Point 586.764 °C at 760 mmHg
- Molecular Weight 512.175
- Flash Point 308.664 °C
- Transport Information
- Appearance brown crystalline powder
- Safety 24/25
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms Bromophenolred (6CI);Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[2-bromo-, S,S-dioxide(8CI);o-Toluenesulfonic acid, a,a-bis(3-bromo-4-hydroxyphenyl)-a-hydroxy-, g-sultone (7CI);
- PSA 92.21000
- LogP 5.71440
Bromophenol Red Chemical Properties
Molecular Structure of Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-bromo- (CAS No. 2800-80-8):
IUPAC Name: 2-Bromo-4-[3-(3-bromo-4-hydroxyphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]phenol
Synonyms: 5',5''-Dibromophenolsulfonphthalein ; Bromophenol Red ; 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-bromophenol), S,S-dioxide
Molecular Formula: C19H12Br2O5S
Molecular Weight: 512.17
CAS Registry Number: 2800-80-8
Appearance: red-brown to brown powder
Index of Refraction: 1.722
Molar Refractivity: 107.82 cm3
Molar Volume: 272.1 cm3
Surface Tension: 71.9 dyne/cm
Density: 1.881 g/cm3
Flash Point: 308.7 °C
Enthalpy of Vaporization: 90.87 kJ/mol
Boiling Point: 586.8 °C at 760 mmHg
Vapour Pressure: 2.29E-14 mmHg at 25°C
EINECS: 220-538-1
Product Categories: Analytical Chemistry;Indicator (pH);pH Indicators
Structure Descriptors of Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-bromo- (CAS No. 2800-80-8):
SMILES: Brc1c(O)ccc(c1)C3(OS(=O)(=O)c2ccccc23)c4ccc(O)c(Br)c4
InChI: InChI=1/C19H12Br2O5S/c20-14-9-11(5-7-16(14)22)19(12-6-8-17(23)15(21)10-12)13-3-1-2-4-18(13)27(24,25)26-19/h1-10,22-23H
InChIKey: OYCLSQDXZMROJK-UHFFFAOYAZ
Std. InChI: InChI=1S/C19H12Br2O5S/c20-14-9-11(5-7-16(14)22)19(12-6-8-17(23)15(21)10-12)13-3-1-2-4-18(13)27(24,25)26-19/h1-10,22-23H
Std. InChIKey: OYCLSQDXZMROJK-UHFFFAOYSA-N
Bromophenol Red Safety Profile
Safety Information of Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-bromo- (CAS No. 2800-80-8):
Safety Statements: 24/25
S24/25:Avoid contact with skin and eyes.
WGK Germany: 3
HS Code: 29349990
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