4-Butyl-N-(4-butylphenyl)-N-phenylaniline CAS 137734-05-5

Purity 97%+In StockPharmaceutical Standards
CAS No.137734-05-5
Molecular FormulaC26H31N
Molecular Weight357.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Butyl-N-(4-butylphenyl)-N-phenylaniline CAS 137734-05-5 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.

4-Butyl-N-(4-butylphenyl)-N-phenylaniline (CAS 137734-05-5) is a high-purity analytical reference standard with the molecular formula C26H31N and a molecular weight of 357.53 g/mol.

4-Butyl-N-(4-butylphenyl)-N-phenylaniline (C26H31N) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), 4-Butyl-N-(4-butylphenyl)-N-phenylaniline 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 FormulaC26H31N
Molecular Weight357.53 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms1

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