C 8410 (OTTO) 3-Chlorophenylboronic acid, 98% Cas 63503-60-6 - used as a catalyst in intermolecular radical addition of organic iodides to electron deficient alkenes. C 8410 (OTTO) 3-Chlorophenylboronic acid, 98% Cas 63503-60-6 - used in the reduction of 1-bromo-3-phenylpropane to propylbenzene. Further, it is used to prepare the indium oxide.