13-(Allyloxy)-9,10-dihydro-9,10-[3,4]epipyrroloanthracene-12,14-dione CAS 478029-55-9

Purity 97%+In StockPharmaceutical Standards
CAS No.478029-55-9
Molecular FormulaC21H17NO3
Molecular Weight331.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

13-(Allyloxy)-9,10-dihydro-9,10-[3,4]epipyrroloanthracene-12,14-dione CAS 478029-55-9 chemical structure

Description

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.

CATO supplies 13-(Allyloxy)-9,10-dihydro-9,10-[3,4]epipyrroloanthracene-12,14-dione (CAS 478029-55-9), a certified reference material (molecular formula C21H17NO3, MW 331.36 g/mol) for analytical method development and quality control.

Structurally, 13-(Allyloxy)-9,10-dihydro-9,10-[3,4]epipyrroloanthracene-12,14-dione (C21H17NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 331.36 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 FormulaC21H17NO3
Molecular Weight331.36 g/mol
AppearancePale yellow to 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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms1

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