4-Butoxy-3-methylbenzoyl chloride CAS 873402-94-9

Purity 97%+In StockPharmaceutical Standards
CAS No.873402-94-9
Molecular FormulaC12H15ClO2
Molecular Weight226.70 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Butoxy-3-methylbenzoyl chloride CAS 873402-94-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 226.70 g/mol gives 4-Butoxy-3-methylbenzoyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Butoxy-3-methylbenzoyl chloride (CAS 873402-94-9) is a high-purity analytical reference standard with the molecular formula C12H15ClO2 and a molecular weight of 226.70 g/mol.

Structurally, 4-Butoxy-3-methylbenzoyl chloride (C12H15ClO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 226.70 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).

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), 4-Butoxy-3-methylbenzoyl chloride 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 FormulaC12H15ClO2
Molecular Weight226.70 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
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.)1987
Halogen ContentCl-containing

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