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Bromocresol Green sodium salt, ACS
產品號碼: J64284.06
5 g, Each
化學識別
CAS
62625-32-5
IUPAC Name
sodium 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 Formula
C21H13Br4NaO5S
InChI Key
HEFSGAHJDGZCHA-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
規格
規格表Appearance (Color)
Dark brown to dark red or greenish black
Residue on ignition
≤ 5.0%
Visual transition interval
Visual transition interval from pH 3.8 (yellow) to pH 5.4 (blue)
Form
Crystalline powder
Loss on Drying
≤ 0.5%
說明
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
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