5-Amino-1-(1H-benzoimidazol-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester CAS 58113-07-8

Purity 97%+In StockPharmaceutical Standards
CAS No.58113-07-8
Molecular FormulaC13H13N5O2
Molecular Weight271.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Amino-1-(1H-benzoimidazol-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester CAS 58113-07-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 271.27 g/mol gives 5-Amino-1-(1H-benzoimidazol-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 5-Amino-1-(1H-benzoimidazol-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester (CAS 58113-07-8), a certified reference material (molecular formula C13H13N5O2, MW 271.27 g/mol) for analytical method development and quality control.

5-Amino-1-(1H-benzoimidazol-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester (C13H13N5O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

As a certified reference material (CRM), 5-Amino-1-(1H-benzoimidazol-2-yl)-1H-pyrazole-4-carboxylic acid ethyl ester meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC13H13N5O2
Molecular Weight271.27 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.)1973
Nitrogen Atoms5

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