Reagent used for tandem-type Pd(II)-catalyzed oxidative Heck reaction and intramolecular C-H amidation sequence, copper-mediated ligandless aerobic fluoroalkylation of arylboronic acids with fluoroalkyl iodides, one-pot ipso-nitration of arylboronic acids, copper-catalyzed nitration, cyclocondensation followed by palladium-phosphine-catalyzed Suzuki-Miyaura coupling. Reagent used in Preparation of biaryls via nickel-catalyzed Suzuki-Miyaura cross-coupling reaction of aryl halides with arylboronic acid6, chromenones and their bradykinin B1 antagonistic active, Pt nanoparticles at Photoactive metal-organic frameworks resulting in efficient hydrogen evolution via synergistic photoexcitation and electron injecti, salicylate-based thienylbenzoic acids as E. coli methionine aminopeptidase inhibitor.