6-(1H-1,2,3,4-tetrazol-5-yl)-4H,7H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one CAS 161372-20-9

Purity 97%+In StockPharmaceutical Standards
CAS No.161372-20-9
Molecular FormulaC6H4N8O
Molecular Weight204.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-(1H-1,2,3,4-tetrazol-5-yl)-4H,7H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one CAS 161372-20-9 chemical structure

Description

Based on its molecular formula C6H4N8O, 6-(1H-1,2,3,4-tetrazol-5-yl)-4H,7H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one contains an amide group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 204.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

6-(1H-1,2,3,4-tetrazol-5-yl)-4H,7H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one (CAS 161372-20-9), molecular formula C6H4N8O and molecular weight 204.15 g/mol, is a CATO reference standard with documented purity and traceability.

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 6-(1H-1,2,3,4-tetrazol-5-yl)-4H,7H-[1,2,4]triazolo[1,5-a]pyrimidin-7-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 FormulaC6H4N8O
Molecular Weight204.15 g/mol
AppearancePale yellow to 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003
Nitrogen Atoms8

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