3-(4-Chlorophenoxy)pyrazine-2-carbonitrile CAS 303146-83-0

Purity 97%+In StockPharmaceutical Standards
CAS No.303146-83-0
Molecular FormulaC11H6ClN3O
Molecular Weight231.64 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(4-Chlorophenoxy)pyrazine-2-carbonitrile CAS 303146-83-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 231.64 g/mol gives 3-(4-Chlorophenoxy)pyrazine-2-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-(4-Chlorophenoxy)pyrazine-2-carbonitrile (CAS 303146-83-0) is a high-purity analytical reference standard with the molecular formula C11H6ClN3O and a molecular weight of 231.64 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 3-(4-Chlorophenoxy)pyrazine-2-carbonitrile is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 231.64 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), 3-(4-Chlorophenoxy)pyrazine-2-carbonitrile 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 FormulaC11H6ClN3O
Molecular Weight231.64 g/mol
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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms3

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