4. Merbouh, N.; Bobbitt, J. M.; Brückner, C. ‘Method for the Oxidation of Aldehydes, Hemiacetals and Primary Alcohols’ US Patent No. 06,498,269, December 24, 2002. (PCT Int. Appl. WO 02/32913); Chem. Abstr. 2002136:325784.

3. Brückner, C.; Boyle, R. W.; Dolphin, D. ‘meso-Substituted Tripyrrane Compounds, Compositions, and Methods for Making and Using the Same’ US Patent No. 06,022,981, Feb. 8, 2000 (PCT Int. Appl. WO 97/032884); Chem. Abstr. 1996, 127:247961.

2. MacAlpine, J. K.; Dolphin, D., Brückner, C. ‘Synthesis of β,β’-Dihydroxy-meso-substituted Chlorins, Isobacteriochlorins, and Bacteriochlorins with Improved Photosensitizer Activity’ US Patent No. 129,324, April 14, 1999. (PCT Int. Appl. WO 00/61584); Chem. Abstr., 2000133:296322.

1. Dolphin, D.; Brückner, C. ‘Methods to Prepare β,β’-Dihydroxy meso-Substituted Chlorins, Isobacteriochlorins, Bacteriochlorins’ US Patent 05,831,088, Nov. 3, 1998 (PCT Int. Appl. WO 96/13504); Chem. Abstr. 1994, 125:58205m.