4-amino-3-((4-((2-(sulfoxy)ethyl)sulfonyl)phenyl)diazenyl)naphthalene-1-sulfonic acid, disodium salt CAS 250688-43-8

Purity 97%+In StockPharmaceutical Standards
CAS No.250688-43-8
Molecular FormulaC18H17N3O9S3 2*Na
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-amino-3-((4-((2-(sulfoxy)ethyl)sulfonyl)phenyl)diazenyl)naphthalene-1-sulfonic acid, disodium salt CAS 250688-43-8 chemical structure

Description

CATO supplies 4-amino-3-((4-((2-(sulfoxy)ethyl)sulfonyl)phenyl)diazenyl)naphthalene-1-sulfonic acid, disodium salt (CAS 250688-43-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H17N3O9S3 2*Na. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H17N3O9S3 2*Na
Molecular Weight538.52 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms3

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