1-Amino-3-bromo-2-chloro-4-hydroxyanthracene-9,10-dione CAS 2478-66-2

Purity 97%+In StockPharmaceutical Standards
CAS No.2478-66-2
Molecular FormulaC14H7BrClNO3
Molecular Weight352.57 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Amino-3-bromo-2-chloro-4-hydroxyanthracene-9,10-dione CAS 2478-66-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 352.57 g/mol gives 1-Amino-3-bromo-2-chloro-4-hydroxyanthracene-9,10-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Amino-3-bromo-2-chloro-4-hydroxyanthracene-9,10-dione (CAS 2478-66-2), molecular formula C14H7BrClNO3 and molecular weight 352.57 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C14H7BrClNO3, 1-Amino-3-bromo-2-chloro-4-hydroxyanthracene-9,10-dione contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 352.57 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 1-Amino-3-bromo-2-chloro-4-hydroxyanthracene-9,10-dione 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 FormulaC14H7BrClNO3
Molecular Weight352.57 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
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentCl/Br-containing
Nitrogen Atoms1

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