2 P=O. -A methodology is developed for the Suzuki coupling of compounds of type (I), (VI), and (VIII). The methodology allows the preparation of (IX) which may be used as a monomer precursor for dendritic and hyperbranched poly(arylene ether phosphine oxide). -(CZUPIK, M.; BANKEY, N.; FOSSUM*, E.; Synth. Commun. 34 (2004) 4, 705-714; Dep. Chem., Wright State Univ., Dayton, OH 45435, USA; Eng.) -M. Bohle 31-137