856570-20-2 Benzenepropanesulfonic acid, |A-[[(phenylmethoxy)carbonyl]amino]-, (|AS)- CTK5F5439 CAS 856570-20-2

Purity 97%+In StockPharmaceutical Standards
CAS No.856570-20-2
Molecular FormulaC17H19NO5S
Molecular Weight349.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

856570-20-2 Benzenepropanesulfonic acid, |A-[[(phenylmethoxy)carbonyl]amino]-, (|AS)- CTK5F5439 CAS 856570-20-2 chemical structure

Description

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO supplies 856570-20-2 Benzenepropanesulfonic acid, |A-[[(phenylmethoxy)carbonyl]amino]-, (|AS)- CTK5F5439 (CAS 856570-20-2), a certified reference material (molecular formula C17H19NO5S, MW 349.40 g/mol) for analytical method development and quality control.

The molecular framework of 856570-20-2 Benzenepropanesulfonic acid, |A-[[(phenylmethoxy)carbonyl]amino]-, (|AS)- CTK5F5439 (C17H19NO5S) is characterized by a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO manufactures 856570-20-2 Benzenepropanesulfonic acid, |A-[[(phenylmethoxy)carbonyl]amino]-, (|AS)- CTK5F5439 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC17H19NO5S
Molecular Weight349.40 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms1
Sulfur Atoms1

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