1,5-Dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one CAS 5334-54-3

Purity 97%+In StockPharmaceutical Standards
CAS No.5334-54-3
Molecular FormulaC7H8N4O
Molecular Weight164.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,5-Dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one CAS 5334-54-3 chemical structure

Description

The occurrence of 1,5-Dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one is closely related to an amide group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 1,5-Dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 5334-54-3), a certified reference material (molecular formula C7H8N4O, MW 164.16 g/mol) for analytical method development and quality control.

Structurally, 1,5-Dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (C7H8N4O) contains an amide group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 164.16 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 manufactures 1,5-Dimethyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one 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 FormulaC7H8N4O
Molecular Weight164.16 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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.)1958
Nitrogen Atoms4

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