887-76-3 4,4'-Azo-3-hydroxynaphthalene-1-sulphonate 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, hydroxide, inner salt 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, inner salt EINECS 212-958-9 EC 212-958-9 CAS 887-76-3

Purity 97%+In StockPharmaceutical Standards
CAS No.887-76-3
Molecular FormulaC10H16N2O4S
Molecular Weight260.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

887-76-3 4,4'-Azo-3-hydroxynaphthalene-1-sulphonate 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, hydroxide, inner salt 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, inner salt EINECS 212-958-9 EC 212-958-9 CAS 887-76-3 chemical structure

Description

887-76-3 4,4'-Azo-3-hydroxynaphthalene-1-sulphonate 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, hydroxide, inner salt 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, inner salt EINECS 212-958-9 EC 212-958-9 (CAS 887-76-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H16N2O4S. Molecular weight: 260.31 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC10H16N2O4S
Molecular Weight260.31 g/mol
Purity97%+
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2
Sulfur Atoms1

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