12-Hydroxy-1,2-dihydrosenecionan-11,16-dione CAS 480-78-4

Purity 97%+In StockPharmaceutical Standards
CAS No.480-78-4
Molecular FormulaC18H27NO5
Molecular Weight337.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

12-Hydroxy-1,2-dihydrosenecionan-11,16-dione CAS 480-78-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 337.41 g/mol gives 12-Hydroxy-1,2-dihydrosenecionan-11,16-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 12-Hydroxy-1,2-dihydrosenecionan-11,16-dione (CAS 480-78-4), a certified reference material (molecular formula C18H27NO5, MW 337.41 g/mol) for analytical method development and quality control.

Structurally, 12-Hydroxy-1,2-dihydrosenecionan-11,16-dione (C18H27NO5) contains a steroid core, an amide group, 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 337.41 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.

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 FormulaC18H27NO5
Molecular Weight337.41 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.)1957
Nitrogen Atoms1

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