N-Desmethyl Tamoxifen Methanethiosulfonate CAS 1025678-19-6

Purity 97%+In StockPharmaceutical Standards
CAS No.1025678-19-6
Molecular FormulaC28H33NO3S2
Molecular Weight495.70 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-Desmethyl Tamoxifen Methanethiosulfonate CAS 1025678-19-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 495.70 g/mol gives N-Desmethyl Tamoxifen Methanethiosulfonate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies N-Desmethyl Tamoxifen Methanethiosulfonate (CAS 1025678-19-6), a certified reference material (molecular formula C28H33NO3S2, MW 495.70 g/mol) for analytical method development and quality control.

The molecular framework of N-Desmethyl Tamoxifen Methanethiosulfonate (C28H33NO3S2) is characterized by a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 manufactures N-Desmethyl Tamoxifen Methanethiosulfonate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC28H33NO3S2
Molecular Weight495.70 g/mol
Purity97%+
StorageStore at room temperature, 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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Nitrogen Atoms1
Sulfur Atoms2

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