4-(5,5-Dimethyl-1,3-dioxan-2-yl)-2-ethoxybutyrophenone CAS 898755-75-4

Purity 97%+In StockPharmaceutical Standards
CAS No.898755-75-4
Molecular FormulaC18H26O4
Molecular Weight306.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(5,5-Dimethyl-1,3-dioxan-2-yl)-2-ethoxybutyrophenone CAS 898755-75-4 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 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-2-ethoxybutyrophenone.

4-(5,5-Dimethyl-1,3-dioxan-2-yl)-2-ethoxybutyrophenone (CAS 898755-75-4) is a high-purity analytical reference standard with the molecular formula C18H26O4 and a molecular weight of 306.40 g/mol.

4-(5,5-Dimethyl-1,3-dioxan-2-yl)-2-ethoxybutyrophenone (C18H26O4) contains a steroid core, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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-(5,5-Dimethyl-1,3-dioxan-2-yl)-2-ethoxybutyrophenone 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 FormulaC18H26O4
Molecular Weight306.40 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987

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