9-(2-Carboxyphenyl)-2,7-dimethyl-3,6-bis(ethylamino)xanthylium CAS 25152-49-2

Purity 97%+In StockPharmaceutical Standards
CAS No.25152-49-2
Molecular FormulaC26H26N2O3
Molecular Weight414.50 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

9-(2-Carboxyphenyl)-2,7-dimethyl-3,6-bis(ethylamino)xanthylium CAS 25152-49-2 chemical structure

Description

The occurrence of 9-(2-Carboxyphenyl)-2,7-dimethyl-3,6-bis(ethylamino)xanthylium is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

9-(2-Carboxyphenyl)-2,7-dimethyl-3,6-bis(ethylamino)xanthylium (CAS 25152-49-2), molecular formula C26H26N2O3 and molecular weight 414.50 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 9-(2-Carboxyphenyl)-2,7-dimethyl-3,6-bis(ethylamino)xanthylium (C26H26N2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 414.50 g/mol, it falls into the moderately-high-molecular-weight range. 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 9-(2-Carboxyphenyl)-2,7-dimethyl-3,6-bis(ethylamino)xanthylium 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 FormulaC26H26N2O3
Molecular Weight414.50 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964
Nitrogen Atoms2

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