(2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-((3-methoxybenzyl)amino)-9H-purin-9-yl)tetrahydrofuran-3,4-diol CAS 101565-95-1

Purity 97%+In StockPharmaceutical Standards
CAS No.101565-95-1
Molecular FormulaC18H21N5O5
Molecular Weight387.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-((3-methoxybenzyl)amino)-9H-purin-9-yl)tetrahydrofuran-3,4-diol CAS 101565-95-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 387.39 g/mol gives (2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-((3-methoxybenzyl)amino)-9H-purin-9-yl)tetrahydrofuran-3,4-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-((3-methoxybenzyl)amino)-9H-purin-9-yl)tetrahydrofuran-3,4-diol (CAS 101565-95-1) is a high-purity analytical reference standard with the molecular formula C18H21N5O5 and a molecular weight of 387.39 g/mol.

(2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-((3-methoxybenzyl)amino)-9H-purin-9-yl)tetrahydrofuran-3,4-diol (C18H21N5O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

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 FormulaC18H21N5O5
Molecular Weight387.39 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 DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Nitrogen Atoms5

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