Bromocresol Purple, pure, indicator grade
Bromocresol Purple, pure, indicator grade
Bromocresol Purple, pure, indicator grade
Bromocresol Purple, pure, indicator grade
Thermo Scientific Chemicals

Bromocresol Purple, pure, indicator grade

CAS: 115-40-2 | C21H16Br2O5S | 540.22 g/mol
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5 g
25 g
140 g
1 kg
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Glass bottle
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Catalog number 151330050
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Quantity:
5 g
Packaging:
Glass bottle
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Chemical Identifiers
CAS115-40-2
IUPAC Name3,3-bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-2,1λ⁶-benzoxathiole-1,1-dione
Molecular FormulaC21H16Br2O5S
InChI KeyABIUHPWEYMSGSR-UHFFFAOYSA-N
SMILESCC1=CC(=CC(Br)=C1O)C1(OS(=O)(=O)C2=CC=CC=C12)C1=CC(C)=C(O)C(Br)=C1
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Light pink to pink-orange
UV(20 mg/l in methanol) Complies
Infrared spectrumConforms
Solubility(0.1 % in 50 % ethanol) Clear
Visual transition intervalfrom pH 5.2 (yellow) to pH 6.8 (purple)
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Lot #Certificate TypeDateCatalog Number(s)
A0472400Certificate of AnalysisMay 17, 2025151331400, 151330010, 151330050, 151330250
A0444661Certificate of AnalysisJan 31, 2025151331400, 151330010, 151330050, 151330250
A0441952Certificate of AnalysisJan 30, 2025151331400, 151330010, 151330050, 151330250
A0436682Certificate of AnalysisJun 06, 2024151331400, 151330010, 151330050, 151330250
A0384969Certificate of AnalysisDec 13, 2022151331400, 151330010, 151330050, 151330250
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