Novel diorganotin(IV) compounds (L-1,L-2)(2)SnCl2 where L-1,L-2 are O,C,O-chelating ligands (called the pincer ligands), 2,6-bis(alkoxy-methyl)phenyl-, 2,6-(ROCH2)(2)C6H3-. (L-1, R =Me, L-2, R = t-Bu), have been synthesized and characterized by H-1, C-13