21658-11-7 Lyso SM (dihydro) (d18:0) CAS 21658-11-7

Purity 97%+In StockPharmaceutical Standards
CAS No.21658-11-7
Molecular FormulaC23H51N2O5P
Molecular Weight466.64 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

21658-11-7
Lyso SM (dihydro) (d18:0) CAS 21658-11-7 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 21658-11-7 Lyso SM (dihydro) (d18:0) (CAS 21658-11-7), a certified reference material (molecular formula C23H51N2O5P, MW 466.64 g/mol) for analytical method development and quality control.

Owing to an amide group, a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, 21658-11-7 Lyso SM (dihydro) (d18:0) is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 466.64 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO manufactures 21658-11-7 Lyso SM (dihydro) (d18:0) 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 FormulaC23H51N2O5P
Molecular Weight466.64 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)-0.5
CAS Registry Year (est.)1963
Nitrogen Atoms2

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