2-[4-(sec-Butyl)phenoxy]-5-chloroaniline CAS 946727-84-0

Purity 97%+In StockPharmaceutical Standards
CAS No.946727-84-0
Molecular FormulaC16H18ClNO
Molecular Weight275.77 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[4-(sec-Butyl)phenoxy]-5-chloroaniline CAS 946727-84-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 275.77 g/mol gives 2-[4-(sec-Butyl)phenoxy]-5-chloroaniline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-[4-(sec-Butyl)phenoxy]-5-chloroaniline (CAS 946727-84-0), molecular formula C16H18ClNO and molecular weight 275.77 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 2-[4-(sec-Butyl)phenoxy]-5-chloroaniline is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 275.77 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), 2-[4-(sec-Butyl)phenoxy]-5-chloroaniline 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 FormulaC16H18ClNO
Molecular Weight275.77 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, 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
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing
Nitrogen Atoms1

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