5-Chloro-N-(3-chlorobenzyl)pyrazine-2-carboxamide CAS 1438853-90-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1438853-90-7
Molecular FormulaC12H9Cl2N3O
Molecular Weight282.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Chloro-N-(3-chlorobenzyl)pyrazine-2-carboxamide CAS 1438853-90-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 282.13 g/mol gives 5-Chloro-N-(3-chlorobenzyl)pyrazine-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Chloro-N-(3-chlorobenzyl)pyrazine-2-carboxamide (CAS 1438853-90-7) is a high-purity analytical reference standard with the molecular formula C12H9Cl2N3O and a molecular weight of 282.13 g/mol.

Based on its molecular formula C12H9Cl2N3O, 5-Chloro-N-(3-chlorobenzyl)pyrazine-2-carboxamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 282.13 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).

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-Chloro-N-(3-chlorobenzyl)pyrazine-2-carboxamide 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 FormulaC12H9Cl2N3O
Molecular Weight282.13 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentCl-containing
Nitrogen Atoms3

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