3,4,6-Trimethylpyrazolo[1,5-a]pyrimidin-7(4H)-one CAS 4081-82-7

Purity 97%+In StockPharmaceutical Standards
CAS No.4081-82-7
Molecular FormulaC9H11N3O
Molecular Weight177.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4,6-Trimethylpyrazolo[1,5-a]pyrimidin-7(4H)-one CAS 4081-82-7 chemical structure

Description

3,4,6-Trimethylpyrazolo[1,5-a]pyrimidin-7(4H)-one (CAS 4081-82-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H11N3O. Molecular weight: 177.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC9H11N3O
Molecular Weight177.20 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 Atoms3

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