Benzyl 4-iodo-1H-pyrazole-1-carboxylate CAS 952338-83-9

Purity 97%+In StockPharmaceutical Standards
CAS No.952338-83-9
Molecular FormulaC11H9IN2O2
Molecular Weight328.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Benzyl 4-iodo-1H-pyrazole-1-carboxylate CAS 952338-83-9 chemical structure

Description

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 supplies Benzyl 4-iodo-1H-pyrazole-1-carboxylate (CAS 952338-83-9), a certified reference material (molecular formula C11H9IN2O2, MW 328.11 g/mol) for analytical method development and quality control.

The molecular framework of Benzyl 4-iodo-1H-pyrazole-1-carboxylate (C11H9IN2O2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, iodine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

As a certified reference material (CRM), Benzyl 4-iodo-1H-pyrazole-1-carboxylate 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 FormulaC11H9IN2O2
Molecular Weight328.11 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentI-containing
Nitrogen Atoms2

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