7-Phenyl-4,7-dihydro-tetrazolo[1,5-a]pyrimidine-5-carboxylic acid CAS 515824-22-3

Purity 97%+In StockPharmaceutical Standards
CAS No.515824-22-3
Molecular FormulaC11H9N5O2
Molecular Weight243.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Phenyl-4,7-dihydro-tetrazolo[1,5-a]pyrimidine-5-carboxylic acid CAS 515824-22-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 243.22 g/mol gives 7-Phenyl-4,7-dihydro-tetrazolo[1,5-a]pyrimidine-5-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 7-Phenyl-4,7-dihydro-tetrazolo[1,5-a]pyrimidine-5-carboxylic acid (CAS 515824-22-3), a certified reference material (molecular formula C11H9N5O2, MW 243.22 g/mol) for analytical method development and quality control.

Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 7-Phenyl-4,7-dihydro-tetrazolo[1,5-a]pyrimidine-5-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 243.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 7-Phenyl-4,7-dihydro-tetrazolo[1,5-a]pyrimidine-5-carboxylic acid 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 FormulaC11H9N5O2
Molecular Weight243.22 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
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
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Nitrogen Atoms5

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