(3beta,25S)-Cholest-5-ene-3,26-diol CAS 56845-83-1

Purity 97%+In StockPharmaceutical Standards
CAS No.56845-83-1
Molecular FormulaC27H46O2
Molecular Weight402.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(3beta,25S)-Cholest-5-ene-3,26-diol CAS 56845-83-1 chemical structure

Description

CATO supplies (3beta,25S)-Cholest-5-ene-3,26-diol (CAS 56845-83-1), a certified reference material (molecular formula C27H46O2, MW 402.65 g/mol) for analytical method development and quality control.

Based on its molecular formula C27H46O2, (3beta,25S)-Cholest-5-ene-3,26-diol contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 402.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), (3beta,25S)-Cholest-5-ene-3,26-diol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC27H46O2
Molecular Weight402.65 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973

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