Cyclopropylboronic acid is a useful building block in Suzuki coupling. Cyclopropylboronic acid contains varying amounts of anhydride.Reagent used for · Microwave-assisted copper(II)-catalyzed N-cyclopropylation · Nickel- and copper-catalyzed Suzuki-Miyaura coupling reaction of arenes · Palladacycle-catalyzed Suzuki-cross coupling of aryl halides with cyclopropylboronic acid · Palladium(0)-catalyzed cyclopropane C-H bond functionalization · Palladium-catalyzed decarboxylative coupling · Palladium-catalyzed ligand-directed oxidative functionalization of cyclopropanes · Palladium-catalyzed Suzuki coupling reaction Cyclopropylboronic acid is a useful building block in Suzuki coupling. Cyclopropylboronic acid contains varying amounts of anhydride. Reagent used for: 1.Microwave-assisted copper(II)-catalyzed N-cyclopropylation. 2.Nickel- and copper-catalyzed Suzuki-Miyaura coupling reaction of arenes. 3.Palladacycle-catalyzed Suzuki-cross coupling of aryl halides with cyclopropylboronic acid. 4.Palladium(0)-catalyzed cyclopropane C-H bond functionalization. 5.Palladium-catalyzed decarboxylative coupling. 6.Palladium-catalyzed ligand-directed oxidative functionalization of cyclopropanes. 7.Palladium-catalyzed Suzuki coupling reaction. Reagent used in Preparation of: 1.Diaryl ketones by arylation of arylboronic acids with aromatic aldehydes catalyzed by Cu(OTf)2 and Xantphos. 2.Aminothiazolylpyrrolidine-based tartrate diamides as TACE inhibitors to treat inflammatory disorders and cancer.