3-Amino-6-bromo-N-phenylpyrazine-2-carboxamide CAS 36204-92-9

Purity 97%+In StockPharmaceutical Standards
CAS No.36204-92-9
Molecular FormulaC11H9BrN4O
Molecular Weight293.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Amino-6-bromo-N-phenylpyrazine-2-carboxamide CAS 36204-92-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 293.12 g/mol gives 3-Amino-6-bromo-N-phenylpyrazine-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-Amino-6-bromo-N-phenylpyrazine-2-carboxamide (CAS 36204-92-9), molecular formula C11H9BrN4O and molecular weight 293.12 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 3-Amino-6-bromo-N-phenylpyrazine-2-carboxamide (C11H9BrN4O) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, 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.

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-Amino-6-bromo-N-phenylpyrazine-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 FormulaC11H9BrN4O
Molecular Weight293.12 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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.)1967
Halogen ContentBr-containing
Nitrogen Atoms4

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