2010-10-28 · 3 Why Boron?! The appeal of the Suzuki coupling can be attributed to! mild and versatile methods for synthesizing boranes! commercial availability of boronates and boronic acids Aldrich and Frontier Scientific sell over 100 boronic acids each! air-stable! water tolerant! non-toxic nature of starting materials and borate by-productsDrawbacks to the B-alkyl Suzuki couplings