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cybusun

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Finally, this section will present the cyclic valtammetry£¨Ñ­»··ü°²·¨£© of [H2(Me2N2Hp)]I2. The reduction potential of the methylated pyridine hemiporphyrazine£¨°ë×ϲËຣ© derivative [H2(Me2N2Hp)]I2 shifts to a more positive potential with two reversible waves in the range of -0.4 to -1.2 V compared to the unmodified hemiporphyrazine (H2hp)£¨°ë×ϲËຣ© presenting
the reduction potential at -1.19, -1.55, -1.95 and -2.2 V. This is due to the positive charge on the pyridine groups at the periphery of the methylated hemiporphyrazine £¨°ë×ϲËຣ©derivative (H2N2Hp).

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cybusun(½ð±Ò+9, ·­ÒëEPI+1): ¡ï¡ï¡ïºÜÓаïÖú 2012-03-13 22:05:34
×îºó£¬¸Ã¶Î½µ½éÉÜ [H2(Me2N2Hp)]I2µÄÑ­»··ü°²ÇúÏß¡£¼×»ù»¯ßÁरë×ϲËàºÑÜÉúÎï [H2(Me2N2Hp)]I2µÄ»¹Ô­ÊƸüÕý£¬ÔÚ-0.4~-1.2V·¶Î§ÄÚÓÐÁ½¸ö¿ÉÄæ·å¡£ÕâÊÇͨ¹ýÓëδÐÞÊεİë×ϲËàºH2hpÏà±È¶øÑԵģ¬Æä»¹Ô­ÊÆÎ»ÓÚ -1.19, -1.55, -1.95 and -2.2 V¡£ÕâÖÖ»¹Ô­ÊÆÕýÒÆÊÇÓÉÓÚ¼×»ù»¯°ë×ϲËàºÑÜÉúÎïH2N2HpÍâΧµÄßÁऻùËù´øµÄÕýµçºÉÒýÆðµÄ¡£
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