1H-Pyrazole-5-carboxylicacid, 1-ethyl-3-methyl-, methyl ester 88398-73-6 CTK5F9772 CAS 88398-73-6

Purity 97%+In StockPharmaceutical Standards
CAS No.88398-73-6
Molecular FormulaC8H16N2O2
Molecular Weight172.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1H-Pyrazole-5-carboxylicacid, 1-ethyl-3-methyl-, methyl ester 88398-73-6 CTK5F9772 CAS 88398-73-6 chemical structure

Description

The occurrence of 1H-Pyrazole-5-carboxylicacid, 1-ethyl-3-methyl-, methyl ester 88398-73-6 CTK5F9772 is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 1H-Pyrazole-5-carboxylicacid, 1-ethyl-3-methyl-, methyl ester 88398-73-6 CTK5F9772 (CAS 88398-73-6), a certified reference material (molecular formula C8H16N2O2, MW 172.22 g/mol) for analytical method development and quality control.

1H-Pyrazole-5-carboxylicacid, 1-ethyl-3-methyl-, methyl ester 88398-73-6 CTK5F9772 (C8H16N2O2) contains an amino-acid-derived structure, 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. 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.

As a certified reference material (CRM), 1H-Pyrazole-5-carboxylicacid, 1-ethyl-3-methyl-, methyl ester 88398-73-6 CTK5F9772 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 FormulaC8H16N2O2
Molecular Weight172.22 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1982
Nitrogen Atoms2

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