2-Chlorodibenzo[b,f]oxepin-10(11H)-one CAS 55595-54-5

Purity 97%+In StockPharmaceutical Standards
CAS No.55595-54-5
Molecular FormulaC14H9ClO2
Molecular Weight244.67 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chlorodibenzo[b,f]oxepin-10(11H)-one CAS 55595-54-5 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.

2-Chlorodibenzo[b,f]oxepin-10(11H)-one (CAS 55595-54-5) is a high-purity analytical reference standard with the molecular formula C14H9ClO2 and a molecular weight of 244.67 g/mol.

Structurally, 2-Chlorodibenzo[b,f]oxepin-10(11H)-one (C14H9ClO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. 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 244.67 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

As a certified reference material (CRM), 2-Chlorodibenzo[b,f]oxepin-10(11H)-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 FormulaC14H9ClO2
Molecular Weight244.67 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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; 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.)1972
Halogen ContentCl-containing

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