5-(4-Hydroxyphenyl)-2,2-dimethyl-1,3-dioxolan-4-one CAS 173192-07-9

Purity 97%+In StockPharmaceutical Standards
CAS No.173192-07-9
Molecular FormulaC11H12O4
Molecular Weight208.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(4-Hydroxyphenyl)-2,2-dimethyl-1,3-dioxolan-4-one CAS 173192-07-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 208.21 g/mol gives 5-(4-Hydroxyphenyl)-2,2-dimethyl-1,3-dioxolan-4-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(4-Hydroxyphenyl)-2,2-dimethyl-1,3-dioxolan-4-one (CAS 173192-07-9), molecular formula C11H12O4 and molecular weight 208.21 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5-(4-Hydroxyphenyl)-2,2-dimethyl-1,3-dioxolan-4-one (C11H12O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 208.21 g/mol, it falls into the medium-molecular-weight range. 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC11H12O4
Molecular Weight208.21 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 methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2006

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