1-(2,5-Dimethoxyphenyl)-4-(5,5-dimethyl-1,3-dioxan-2-yl)butan-1-one CAS 898756-11-1

Purity 97%+In StockPharmaceutical Standards
CAS No.898756-11-1
Molecular FormulaC18H26O5
Molecular Weight322.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2,5-Dimethoxyphenyl)-4-(5,5-dimethyl-1,3-dioxan-2-yl)butan-1-one CAS 898756-11-1 chemical structure

Description

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

1-(2,5-Dimethoxyphenyl)-4-(5,5-dimethyl-1,3-dioxan-2-yl)butan-1-one (CAS 898756-11-1), molecular formula C18H26O5 and molecular weight 322.40 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-(2,5-Dimethoxyphenyl)-4-(5,5-dimethyl-1,3-dioxan-2-yl)butan-1-one (C18H26O5) contains a steroid core, a hydroxyl group, an ether linkage. 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 322.40 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).

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 FormulaC18H26O5
Molecular Weight322.40 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 methanol, acetonitrile, DMSO, water (slightly soluble)
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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