(S)-1-(6-Benzamido-9H-purin-9-yl)-3-(bis(4-methoxyphenyl)(phenyl)methoxy)propan-2-yl (2-cyanoethyl) diisopropylphosphoramidite CAS 851050-24-3

Purity 97%+In StockPharmaceutical Standards
CAS No.851050-24-3
Molecular FormulaC45H50N7O6P
Molecular Weight815.90 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-1-(6-Benzamido-9H-purin-9-yl)-3-(bis(4-methoxyphenyl)(phenyl)methoxy)propan-2-yl (2-cyanoethyl) diisopropylphosphoramidite CAS 851050-24-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 815.90 g/mol gives (S)-1-(6-Benzamido-9H-purin-9-yl)-3-(bis(4-methoxyphenyl)(phenyl)methoxy)propan-2-yl (2-cyanoethyl) diisopropylphosphoramidite distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (S)-1-(6-Benzamido-9H-purin-9-yl)-3-(bis(4-methoxyphenyl)(phenyl)methoxy)propan-2-yl (2-cyanoethyl) diisopropylphosphoramidite (CAS 851050-24-3), a certified reference material (molecular formula C45H50N7O6P, MW 815.90 g/mol) for analytical method development and quality control.

(S)-1-(6-Benzamido-9H-purin-9-yl)-3-(bis(4-methoxyphenyl)(phenyl)methoxy)propan-2-yl (2-cyanoethyl) diisopropylphosphoramidite (C45H50N7O6P) contains a nitrogen-containing heterocyclic scaffold, an amide group, a phosphate ester 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.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC45H50N7O6P
Molecular Weight815.90 g/mol
Purity97%+
StorageStore in a cool place (≤25°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)24.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms7

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