4-Methoxynaphthalene-1-sulfonyl chloride CAS 56875-55-9

Purity 97%+In StockPharmaceutical Standards
CAS No.56875-55-9
Molecular FormulaC11H9ClO3S
Molecular Weight256.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methoxynaphthalene-1-sulfonyl chloride CAS 56875-55-9 chemical structure

Description

CATO supplies 4-Methoxynaphthalene-1-sulfonyl chloride (CAS 56875-55-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H9ClO3S. Molecular weight: 256.71 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC11H9ClO3S
Molecular Weight256.71 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Halogen ContentCl-containing
Sulfur Atoms1

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