3-bromo-6-methoxy-3,3a-dihydropyrazolo[1,5-a]pyrimidin-5-ol CAS CATO-C3D-5419

Purity >95%In StockPharmaceutical Standards
CAS No.CATO-C3D-5419
Molecular FormulaC7H8BrN3O2
Molecular Weight246.06 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-bromo-6-methoxy-3,3a-dihydropyrazolo[1,5-a]pyrimidin-5-ol CAS CATO-C3D-5419 chemical structure

Description

3-bromo-6-methoxy-3,3a-dihydropyrazolo[1,5-a]pyrimidin-5-ol (CAS CATO-C3D-5419) is a high-purity analytical reference standard with the molecular formula C7H8BrN3O2 and a molecular weight of 246.06 g/mol.

Based on its molecular formula C7H8BrN3O2, 3-bromo-6-methoxy-3,3a-dihydropyrazolo[1,5-a]pyrimidin-5-ol contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 246.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 3-bromo-6-methoxy-3,3a-dihydropyrazolo[1,5-a]pyrimidin-5-ol 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 FormulaC7H8BrN3O2
Molecular Weight246.06 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Halogen ContentBr-containing
Nitrogen Atoms3

Related bromo Standards

Recommended Standards

Why CATO?