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Thermo Scientific Chemicals
Bromocresol Green sodium salt, ACS
CAS: 62625-32-5 | C21H13Br4NaO5S
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Catalog number J64284.14
also known as J64284-14
Price (EUR)
117,00
Each
Quantity:
25 g
Price (EUR)
117,00
Each
Chemical Identifiers
CAS62625-32-5
IUPAC Namesodium 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-3H-2,1λ⁶-benzoxathiol-3-yl]-3-methylbenzen-1-olate
Molecular FormulaC21H13Br4NaO5S
InChI KeyHEFSGAHJDGZCHA-UHFFFAOYNA-M
SMILES[Na+].CC1=C(Br)C(O)=C(Br)C=C1C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(Br)=C([O-])C(Br)=C1C
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Specifications
Specification Sheet
Specification SheetFormCrystalline powder or powder
Appearance (Color)Dark brown to dark red or greenish black or brownish-green
ClarityClarity of solution: passes test
Residue on ignition≤0.5%
Loss on Drying≤5%
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Bromocresol Green sodium salt is used as a pH indicator. It is a pH sensitive triphenylmethane dye useful in various colorimetric detection studies and as an activity tracking dye for DNA agarose gel electrophoresis. It is also used in TLC (thin-layer chromatography) for visualizing compounds containing functional groups having pKa less than 5.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Applications
Bromocresol Green sodium salt is used as a pH indicator. It is a pH sensitive triphenylmethane dye useful in various colorimetric detection studies and as an activity tracking dye for DNA agarose gel electrophoresis. It is also used in TLC (thin-layer chromatography) for visualizing compounds containing functional groups having pKa less than 5.
Solubility
40mg/ml in water; 60mg/ml in ethanolSoluble in water and ethanol.
Notes
Incompatible with strong oxidizing agents.
Bromocresol Green sodium salt is used as a pH indicator. It is a pH sensitive triphenylmethane dye useful in various colorimetric detection studies and as an activity tracking dye for DNA agarose gel electrophoresis. It is also used in TLC (thin-layer chromatography) for visualizing compounds containing functional groups having pKa less than 5.
Solubility
40mg/ml in water; 60mg/ml in ethanolSoluble in water and ethanol.
Notes
Incompatible with strong oxidizing agents.
RUO – Research Use Only
General References:
- Ghaedi, M.; Khajesharifi, H.; Yadkuri, A. M.; Roosta, M.; Sahraei, R.; Daneshfar, A. Cadmium hydroxide nanowire loaded on activated carbon as efficient adsorbent for removal of Bromocresol Green. Spectrochim. Acta, Part A 2012, 86, 62-68.
- Chen, H.; Liao, Y. Photochromism based on reversible proton transfer. J. Photochem. Photobiol. A 2015, 300, 22-26.