HPLC Purity: Specification ≥98.0%; Test Result 98.55%.

Single Related Substance: Specification ≤0.50%; Test Result 0.24%. Total Related Substances: Specification ≤1.00%; Test Result 0.60%. Water Content: Specification ≤0.30%; Test Result 0.16%. Residue on Ignition: Specification ≤0.10%; Test Result 0.04%. Heavy Metals: Specification ≤10 ppm; Test Result <5 ppm. Melting Point: Specification 76–80 °C; Test Result 77–79 °C. Solubility: Complies with standard, soluble in conventional organic solvents. Storage Condition: Keep tightly sealed, dry, room temperature and protected from light. Shelf Life: 24 months under recommended storage conditions.

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

It is an important thiophene heterocyclic pharmaceutical intermediate.

Used as core building block for Suzuki coupling and cross-coupling reactions. Widely applied in the synthesis of anti-inflammatory, antibacterial and antitumor drug molecules. Used for fine chemical synthesis, agrochemical intermediates and medicinal chemistry research.