Disodium 3-Hydroxy-2,7-naphthalenedisulfonate CAS 135-51-3

Purity >95%In StockPharmaceutical Standards
CAS No.135-51-3
Molecular FormulaC10H6O7S2 2*Na
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Disodium 3-Hydroxy-2,7-naphthalenedisulfonate CAS 135-51-3 chemical structure

Description

CATO supplies Disodium 3-Hydroxy-2,7-naphthalenedisulfonate (CAS 135-51-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H6O7S2 2*Na. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC10H6O7S2 2*Na
Molecular Weight325.26 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Sulfur Atoms2

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