7-((2-Bromo-5-chlorobenzyl)oxy)-3,4-dihydronaphthalen-1(2H)-one CAS 1378388-19-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1378388-19-2
Molecular FormulaC17H14BrClO2
Molecular Weight365.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-((2-Bromo-5-chlorobenzyl)oxy)-3,4-dihydronaphthalen-1(2H)-one CAS 1378388-19-2 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 7-((2-Bromo-5-chlorobenzyl)oxy)-3,4-dihydronaphthalen-1(2H)-one.

7-((2-Bromo-5-chlorobenzyl)oxy)-3,4-dihydronaphthalen-1(2H)-one (CAS 1378388-19-2) is a high-purity analytical reference standard with the molecular formula C17H14BrClO2 and a molecular weight of 365.65 g/mol.

Structurally, 7-((2-Bromo-5-chlorobenzyl)oxy)-3,4-dihydronaphthalen-1(2H)-one (C17H14BrClO2) contains a steroid core, a hydroxyl group, an ether linkage, chlorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 365.65 g/mol, it falls into the moderately-high-molecular-weight range. 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.

As a certified reference material (CRM), 7-((2-Bromo-5-chlorobenzyl)oxy)-3,4-dihydronaphthalen-1(2H)-one 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 FormulaC17H14BrClO2
Molecular Weight365.65 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentCl/Br-containing

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