Methyl 3-Chloro-4-methylbenzoate CAS 56525-63-4

Purity 97%+In StockPharmaceutical Standards
CAS No.56525-63-4
Molecular FormulaC9H9ClO2
Molecular Weight184.62 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 3-Chloro-4-methylbenzoate CAS 56525-63-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 184.62 g/mol gives Methyl 3-Chloro-4-methylbenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Methyl 3-Chloro-4-methylbenzoate (CAS 56525-63-4), a certified reference material (molecular formula C9H9ClO2, MW 184.62 g/mol) for analytical method development and quality control.

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, Methyl 3-Chloro-4-methylbenzoate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 184.62 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

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), Methyl 3-Chloro-4-methylbenzoate 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 FormulaC9H9ClO2
Molecular Weight184.62 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Halogen ContentCl-containing

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