205478
Bromoxylenol Blue
indicator grade, Dye content 95 %
Synonym(s):
3′,3″-Dibromo-p-xylenolsulfonphthalein
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About This Item
Empirical Formula (Hill Notation):
C23H20Br2O5S
CAS Number:
Molecular Weight:
568.27
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
EC Number:
254-780-4
Beilstein/REAXYS Number:
369060
MDL number:
grade
indicator grade
Quality Segment
form
powder or crystals
composition
Dye content, 95%
technique(s)
titration: suitable
pH
6.0-7.6, yellow to blue
mp
218 °C (dec.) (lit.)
solubility
ethanol: 1 mg/mL, clear
λmax
417 nm
ε (extinction coefficient)
≥16000 at 417-421 nm in methanol at 0.016 g/L
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
Cc1cc(c(C)c(Br)c1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C)c(O)c(Br)c4C
InChI
1S/C23H20Br2O5S/c1-11-9-16(13(3)19(24)21(11)26)23(17-10-12(2)22(27)20(25)14(17)4)15-7-5-6-8-18(15)31(28,29)30-23/h5-10,26-27H,1-4H3
InChI key
MRDOFVRMTNWMDA-UHFFFAOYSA-N
General description
Bromoxylenol blue (BXB) belongs to the sulfonphthalein family. It is also known as 3′,3′′-dibromo-p-xylenol sulfonphthalein.
Application
Bromoxylenol blue is a pH indicator (for pH ranges 6.0-7.6) that is routinely used in acid-base titrations. It is also used for the photometric determination of carboxylic acid impurities in organic liquids and polymers.
Recent applications of bromoxylenol blue include:
Recent applications of bromoxylenol blue include:
- Building pH sensors
- Developing optical sensors for high acidity measurements
- Synthesizing antifungal activity compounds
- Determination of drugs
- In fiber-optic biosensors for the determination and detection of pesticides.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 205478-10G | 04061832338927 |