(2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-4-hydroxy-2-(((hydroxy(phosphonooxy)phosphoryl)oxy)methyl)tetrahydrofuran-3-yl 2-(methylamino)benzoate CAS 85287-55-4

Purity 97%+In StockPharmaceutical Standards
CAS No.85287-55-4
Molecular FormulaC18H22N6O11P2
Molecular Weight560.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-4-hydroxy-2-(((hydroxy(phosphonooxy)phosphoryl)oxy)methyl)tetrahydrofuran-3-yl 2-(methylamino)benzoate CAS 85287-55-4 chemical structure

Description

(2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-4-hydroxy-2-(((hydroxy(phosphonooxy)phosphoryl)oxy)methyl)tetrahydrofuran-3-yl 2-(methylamino)benzoate (CAS 85287-55-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H22N6O11P2. Molecular weight: 560.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H22N6O11P2
Molecular Weight560.35 g/mol
AppearancePale yellow to yellow crystalline powder
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1981
Nitrogen Atoms6

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