HPLC Purity: Specification ≥98.0%; Test Result 98.50%.

Single Related Substance: Specification ≤0.50%; Test Result 0.25%. Total Related Substances: Specification ≤1.00%; Test Result 0.62%. Water Content: Specification ≤0.30%; Test Result 0.17%. Residue on Ignition: Specification ≤0.10%; Test Result 0.04%. Heavy Metals: Specification ≤10 ppm; Test Result <5 ppm. Melting Point: Specification 245–250 °C; Test Result 246–249 °C. Solubility: Complies with standard, soluble in polar organic solvents. Storage Condition: Tightly sealed, dry, room temperature, protected from light. Shelf Life: 24 months under standard storage conditions.

Conclusion: All test items meet enterprise quality standard, product is qualified.

It is a key pyridine heterocyclic pharmaceutical intermediate.

Used as building block for Suzuki coupling and organic synthetic reactions. Widely applied in the synthesis of anticancer drugs, kinase inhibitors and agrochemical compounds. Also used in medicinal chemistry research and custom fine chemical synthesis.