K. Kasuga et al., REACTION OF CARBON-DIOXIDE WITH TRA-T-BUTYLPHTHALOCYANINATO-ALUMINUM(III)-ETHYLATE OR TRA-T-BUTYLPHTHALOCYANINATO-ALUMINUM(III)-ETHOXIDE, Inorganica Chimica Acta, 244(1), 1996, pp. 137-139
By bubbling carbon dioxide through a chloroform solution of the title
complex in the presence of 1-methylimidazole, carbon dioxide was inser
ted between the Al-O bonding, which was confirmed by H-1 NMR and IR sp
ectra.