2,4-Dichloro-5-methoxyphenyl methanesulfonate CAS 1065074-74-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1065074-74-9
Molecular FormulaC8H8Cl2O4S
Molecular Weight271.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,4-Dichloro-5-methoxyphenyl methanesulfonate CAS 1065074-74-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 271.12 g/mol gives 2,4-Dichloro-5-methoxyphenyl methanesulfonate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2,4-Dichloro-5-methoxyphenyl methanesulfonate (CAS 1065074-74-9) is a high-purity analytical reference standard with the molecular formula C8H8Cl2O4S and a molecular weight of 271.12 g/mol.

The molecular framework of 2,4-Dichloro-5-methoxyphenyl methanesulfonate (C8H8Cl2O4S) is characterized by a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 2,4-Dichloro-5-methoxyphenyl methanesulfonate 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 FormulaC8H8Cl2O4S
Molecular Weight271.12 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Halogen ContentCl-containing
Sulfur Atoms1

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