6-Chloro-2,3,5,8-tetrahydroxynaphthalene-1,4-dione CAS 374702-06-4

Purity 97%+In StockPharmaceutical Standards
CAS No.374702-06-4
Molecular FormulaC10H5ClO6
Molecular Weight256.60 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-Chloro-2,3,5,8-tetrahydroxynaphthalene-1,4-dione CAS 374702-06-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 256.60 g/mol gives 6-Chloro-2,3,5,8-tetrahydroxynaphthalene-1,4-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

6-Chloro-2,3,5,8-tetrahydroxynaphthalene-1,4-dione (CAS 374702-06-4) is a high-purity analytical reference standard with the molecular formula C10H5ClO6 and a molecular weight of 256.60 g/mol.

Based on its molecular formula C10H5ClO6, 6-Chloro-2,3,5,8-tetrahydroxynaphthalene-1,4-dione contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 256.60 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.

CATO manufactures 6-Chloro-2,3,5,8-tetrahydroxynaphthalene-1,4-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC10H5ClO6
Molecular Weight256.60 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing

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