tert-Butyl (E)-4-(3-methoxy-3-oxoprop-1-en-1-yl)benzoate CAS 146943-27-3

Purity 97%+In StockPharmaceutical Standards
CAS No.146943-27-3
Molecular FormulaC15H18O4
Molecular Weight262.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-Butyl (E)-4-(3-methoxy-3-oxoprop-1-en-1-yl)benzoate CAS 146943-27-3 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including tert-Butyl (E)-4-(3-methoxy-3-oxoprop-1-en-1-yl)benzoate.

tert-Butyl (E)-4-(3-methoxy-3-oxoprop-1-en-1-yl)benzoate (CAS 146943-27-3) is a high-purity analytical reference standard with the molecular formula C15H18O4 and a molecular weight of 262.30 g/mol.

Owing to a flavonoid core, a hydroxyl group, an ether linkage, tert-Butyl (E)-4-(3-methoxy-3-oxoprop-1-en-1-yl)benzoate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 262.30 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), tert-Butyl (E)-4-(3-methoxy-3-oxoprop-1-en-1-yl)benzoate 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 FormulaC15H18O4
Molecular Weight262.30 g/mol
AppearanceOff-white to pale yellow crystalline powder
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
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1998

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