2',5-Dichloro-5'-methoxy-[1,1'-biphenyl]-3-carboxylic acid CAS 1261892-77-6

Purity 97%+In StockPharmaceutical Standards
CAS No.1261892-77-6
Molecular FormulaC14H10Cl2O3
Molecular Weight297.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2',5-Dichloro-5'-methoxy-[1,1'-biphenyl]-3-carboxylic acid CAS 1261892-77-6 chemical structure

Description

The occurrence of 2',5-Dichloro-5'-methoxy-[1,1'-biphenyl]-3-carboxylic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 2',5-Dichloro-5'-methoxy-[1,1'-biphenyl]-3-carboxylic acid (CAS 1261892-77-6), a certified reference material (molecular formula C14H10Cl2O3, MW 297.13 g/mol) for analytical method development and quality control.

Based on its molecular formula C14H10Cl2O3, 2',5-Dichloro-5'-methoxy-[1,1'-biphenyl]-3-carboxylic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 297.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 2',5-Dichloro-5'-methoxy-[1,1'-biphenyl]-3-carboxylic acid 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 FormulaC14H10Cl2O3
Molecular Weight297.13 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentCl-containing

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