3,4-Difluorophenylboronic acid

3,4-Difluorophenylboronic acid (CAS 168267-41-2) is a high-purity difluorinated aromatic boronic acid fine chemical with stable molecular structure and excellent synthetic activity. This compound features two fluorine substituents at the 3 and 4 positions of the benzene ring, possessing moderate moisture sensitivity, good chemical stability and excellent solubility in methanol and conventional organic solvents. It maintains stable chemical properties under low-temperature sealed and dry storage and exhibits high reaction efficiency in Suzuki cross-coupling reactions. 3,4-Difluorophenylboronic acid (CAS 168267-41-2) serves as a core fluorine-modified boronic acid building block, widely applied in pharmaceutical intermediate synthesis, organic fine chemical derivation and new material research.

1. Suzuki Cross-Coupling Organic Synthesis: 3,4-Difluorophenylboronic acid (CAS 168267-41-2) is a key active monomer for Suzuki-Miyaura cross-coupling reactions. The difluorine-substituted aromatic structure optimizes molecular reaction selectivity and chemical stability, enabling efficient synthesis of high-purity fluorinated biaryl intermediates and supporting batch industrial production of high-value fine chemical derivatives. 2. Pharmaceutical Intermediate Custom Synthesis: 3,4-Difluorophenylboronic acid (CAS 168267-41-2) is an essential modular intermediate for innovative drug research and development. The difluorine-modified benzene skeleton can significantly improve the metabolic stability and biological activity of drug molecules, which is widely used in the synthesis of anti-tumor, antibacterial and targeted small-molecule drug intermediates. 3. Functional Organic Material Preparation: 3,4-Difluorophenylboronic acid (CAS 168267-41-2) is commonly used for the preparation of high-performance organic functional materials. Its special fluorination substitution structure optimizes material thermal stability and chemical corrosion resistance, providing high-purity synthetic precursors for organic optoelectronic materials and polymer functional materials. 4. Laboratory Synthetic Process Research: 3,4-Difluorophenylboronic acid (CAS 168267-41-2) serves as a standard high-purity laboratory reagent. With stable batch consistency and controllable reaction activity, it is widely used for reaction mechanism verification and process parameter optimization of fluorine-substituted boronic acid compounds in scientific research experiments.

99%

C6H5BF2O2

157.91

2 years under proper storage

White crystalline powder

Laboratory Grade, Industrial Grade

1.35±0.1 g/cm3

289-290°C