(E)-N-(2-methyl-4-(o-tolyldiazenyl)phenyl)furan-2-carboxamide 289494-16-2 CHD-5 CAS 289494-16-2

Purity 97%+In StockPharmaceutical Standards
CAS No.289494-16-2
Molecular FormulaC19H17N3O2
Molecular Weight319.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-N-(2-methyl-4-(o-tolyldiazenyl)phenyl)furan-2-carboxamide
289494-16-2
CHD-5 CAS 289494-16-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 319.36 g/mol gives (E)-N-(2-methyl-4-(o-tolyldiazenyl)phenyl)furan-2-carboxamide 289494-16-2 CHD-5 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (E)-N-(2-methyl-4-(o-tolyldiazenyl)phenyl)furan-2-carboxamide 289494-16-2 CHD-5 (CAS 289494-16-2), a certified reference material (molecular formula C19H17N3O2, MW 319.36 g/mol) for analytical method development and quality control.

The molecular framework of (E)-N-(2-methyl-4-(o-tolyldiazenyl)phenyl)furan-2-carboxamide 289494-16-2 CHD-5 (C19H17N3O2) is characterized by a steroid core, an amide 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

As a certified reference material (CRM), (E)-N-(2-methyl-4-(o-tolyldiazenyl)phenyl)furan-2-carboxamide 289494-16-2 CHD-5 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC19H17N3O2
Molecular Weight319.36 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3

Recommended Standards

Why CATO?