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Bromocresol Purple, Thermo Scientific Chemicals
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Quantity:
250 g
Description
It is used as a pH indicator and to measure serum albumin concentrations. It is used as a pH indicator (5.2-6.8 : yellow to blue-purple) and also used in spectrophotometric determination of serum-albumin.
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
It is used as a pH indicator and to measure serum albumin concentrations. It is used as a pH indicator (5.2-6.8 : yellow to blue-purple) and also used in spectrophotometric determination of serum-albumin.
Solubility
Insoluble in water. Soluble in ethanol (80 mg/ml), alcohol, methanol (4 mg/ml), methyl cellosolve (300 mg/ml) and dilute alkalies.
Notes
Transition interval: pH 5.2 (yellow) to pH 6.8 (purple)
It is used as a pH indicator and to measure serum albumin concentrations. It is used as a pH indicator (5.2-6.8 : yellow to blue-purple) and also used in spectrophotometric determination of serum-albumin.
Solubility
Insoluble in water. Soluble in ethanol (80 mg/ml), alcohol, methanol (4 mg/ml), methyl cellosolve (300 mg/ml) and dilute alkalies.
Notes
Transition interval: pH 5.2 (yellow) to pH 6.8 (purple)
Specifications
Specifications
| Melting Point | ∼240°C (decomposition) |
| CAS | 115-40-2 |
| Molecular Formula | C21H16Br2O5S |
| MDL Number | MFCD00011681 |
| Beilstein | 359618 |
| Merck Index | 14,1387 |
| Solubility Information | Insoluble aq. soln.. Soluble in ethanol (80 mg/ml),alcohol,methanol (4 mg/ml),methyl cellosolve (300 mg/ml) and dilute alkalies. |
| InChI Key | ABIUHPWEYMSGSR-UHFFFAOYSA-N |
| SMILES | CC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1 |
| IUPAC Name | 3,3-bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione |
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RUO – Research Use Only
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