71189-23-6 A837108 sodium 3-[[2-(4-hydroxyphenyl)sulfonyl-5-oxidanyl-phenyl]methyl]naphthalene-2-sulfonate sodium 3-[[5-hydroxy-2-(4-hydroxyphenyl)sulfonylphenyl]methyl]-2-naphthalenesulfonate CAS 71189-23-6

Purity 97%+In StockPharmaceutical Standards
CAS No.71189-23-6
Molecular FormulaC4H2N2OS
Molecular Weight126.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

71189-23-6 A837108 sodium 3-[[2-(4-hydroxyphenyl)sulfonyl-5-oxidanyl-phenyl]methyl]naphthalene-2-sulfonate sodium 3-[[5-hydroxy-2-(4-hydroxyphenyl)sulfonylphenyl]methyl]-2-naphthalenesulfonate CAS 71189-23-6 chemical structure

Description

71189-23-6 A837108 sodium 3-[[2-(4-hydroxyphenyl)sulfonyl-5-oxidanyl-phenyl]methyl]naphthalene-2-sulfonate sodium 3-[[5-hydroxy-2-(4-hydroxyphenyl)sulfonylphenyl]methyl]-2-naphthalenesulfonate (CAS 71189-23-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H2N2OS. Molecular weight: 126.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC4H2N2OS
Molecular Weight126.14 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1977
Nitrogen Atoms2
Sulfur Atoms1

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