Affiliation: | 1. Department of Chemistry and Materials Engineering, Faculty of Chemistry, Materials and Bioengineering, Kansai University, 3‐3‐35 Yamate‐cho, Suita‐shi, Osaka 564‐8680, Japan;2. Wako Pure Chemical Industries, Ltd., 5‐13 Nihonbashi‐Honcho 4‐chome, Chuo‐ku, Tokyo 103‐0023, Japan |