TETRAOXA[22]PORPHYRIN(2.2.2.2) DICATION AND TETRAOXA[24]PORPHYRINOGENS(2.2.2.2)

被引:31
作者
MARKL, G [1 ]
SAUER, H [1 ]
KREITMEIER, P [1 ]
BURGEMEISTER, T [1 ]
KASTNER, F [1 ]
ADOLIN, G [1 ]
NOTH, H [1 ]
POLBORN, K [1 ]
机构
[1] UNIV MUNICH,INST ANORGAN CHEM,W-8000 MUNICH,GERMANY
来源
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH | 1994年 / 33卷 / 11期
关键词
D O I
10.1002/anie.199411511
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Very flexible and antiaromatic versus relatively rigid and aromatic—that is the difference between [24]porphyrinogen 1 and its oxidation product [22]porphyrin dication 2. Although both compounds occur in the cis, trans, cis, trans configuration, the protons along the inner perimeter of 2 are shifted roughly 20.5 ppm upfield, and the outer protons are shifted approximately 8.4 ppm downfield relative to the corresponding protons in 1. (Figure Presented.) Copyright © 1994 by VCH Verlagsgesellschaft mbH, Germany
引用
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页码:1151 / 1153
页数:3
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