4,4-Bis(trimethylacetoxy)benzophenone CAS 112004-83-8

Purity 97%+In StockPharmaceutical Standards
CAS No.112004-83-8
Molecular FormulaC23H26O5
Molecular Weight382.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,4-Bis(trimethylacetoxy)benzophenone CAS 112004-83-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 382.45 g/mol gives 4,4-Bis(trimethylacetoxy)benzophenone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 4,4-Bis(trimethylacetoxy)benzophenone (CAS 112004-83-8), a certified reference material (molecular formula C23H26O5, MW 382.45 g/mol) for analytical method development and quality control.

Structurally, 4,4-Bis(trimethylacetoxy)benzophenone (C23H26O5) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 382.45 g/mol, it falls into the moderately-high-molecular-weight range. 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.

As a certified reference material (CRM), 4,4-Bis(trimethylacetoxy)benzophenone 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 FormulaC23H26O5
Molecular Weight382.45 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989

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