Completely Fused Diporphyrins and Triporphyrin This work was supported by Grant-in-Aids for Scientific Research (No. 11223205) from the Ministry of Education, Science, Sports, and Culture of Japan and by CREST (Core Research for Evolutional Science and Technology) of Japan Science and Technology Corporation (JST). A.T. thanks the JSPS Research Fellowship for Young Scientists. We also thank Dr. M. Shiro of the Rigaku Corporation for his help in obtaining the single-crystal X-ray data of 5.
Department of Chemistry Graduate School of Science Kyoto University, Sakyo-ku, Kyoto 606-8502 (Japan).
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Tsuda
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Furuta
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Osuka