289-56-5 3-methyl-5-(methylsulfanyl)-2,4-dihydro-7h-pyrazolo[4,3-d]pyrimidin-7-one AR-1F4319 CAS 289-56-5

Purity 97%+In StockPharmaceutical Standards
CAS No.289-56-5
Molecular FormulaC7H8N4OS
Molecular Weight196.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

289-56-5 3-methyl-5-(methylsulfanyl)-2,4-dihydro-7h-pyrazolo[4,3-d]pyrimidin-7-one AR-1F4319 CAS 289-56-5 chemical structure

Description

High-purity 289-56-5 3-methyl-5-(methylsulfanyl)-2,4-dihydro-7h-pyrazolo[4,3-d]pyrimidin-7-one AR-1F4319 (CAS 289-56-5) pharmaceutical standards reference standard. Molecular formula: C7H8N4OS. Molecular weight: 196.23 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC7H8N4OS
Molecular Weight196.23 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms4
Sulfur Atoms1

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