Rhynchophylline CAS 76-66-4

Purity >95%In StockPharmaceutical Standards
CAS No.76-66-4
Molecular FormulaC22H28N2O4
Molecular Weight384.47 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Rhynchophylline CAS 76-66-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 384.47 g/mol gives Rhynchophylline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Rhynchophylline (CAS 76-66-4), molecular formula C22H28N2O4 and molecular weight 384.47 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of Rhynchophylline (C22H28N2O4) is characterized by a flavonoid 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 manufactures Rhynchophylline 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 FormulaC22H28N2O4
Molecular Weight384.47 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2

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