1-(3,4-Dichlorophenyl)-5-(5,5-dimethyl-1,3-dioxan-2-yl)pentan-1-one CAS 898757-06-7

Purity 97%+In StockPharmaceutical Standards
CAS No.898757-06-7
Molecular FormulaC17H22Cl2O3
Molecular Weight345.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(3,4-Dichlorophenyl)-5-(5,5-dimethyl-1,3-dioxan-2-yl)pentan-1-one CAS 898757-06-7 chemical structure

Description

The occurrence of 1-(3,4-Dichlorophenyl)-5-(5,5-dimethyl-1,3-dioxan-2-yl)pentan-1-one is closely related to a steroid core, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1-(3,4-Dichlorophenyl)-5-(5,5-dimethyl-1,3-dioxan-2-yl)pentan-1-one (CAS 898757-06-7) is a high-purity analytical reference standard with the molecular formula C17H22Cl2O3 and a molecular weight of 345.26 g/mol.

Structurally, 1-(3,4-Dichlorophenyl)-5-(5,5-dimethyl-1,3-dioxan-2-yl)pentan-1-one (C17H22Cl2O3) contains a steroid core, a hydroxyl group, an ether linkage, chlorine substitution. 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 345.26 g/mol, it falls into the moderately-high-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.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC17H22Cl2O3
Molecular Weight345.26 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing

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