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Tetraoxa[22]porphyrin(2.2.2.2) Dication and Tetraoxa[24]porphyrinogens(2.2.2.2)

✍ Scribed by Prof. Dr. Gottfried Märkl; Heinrich Sauer; Dr. Peter Kreitmeier; Dr. Thomas Burgemeister; Fritz Kastner; Georg Adolin; Prof. Dr. Heinrich Nöth; Dr. Kurt Polborn


Publisher
John Wiley and Sons
Year
1994
Tongue
English
Weight
321 KB
Volume
33
Category
Article
ISSN
0044-8249

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Furan-Based Porphyrins: Tetraoxa[4n+2]po
✍ Emanuel Vogel; Norbert Jux; Joachim Dörr; Thomas Pelster; Thorsten Berg; Horst-S 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 147 KB 👁 1 views

The D 4h -symmetric tetraoxa [18]porphyrin dication 1, [1] which is isoelectronic with diprotonated porphyrin, and the N,N',N'',N'' '-tetramethyl[26]porphyrin-(3.3.3.3) dication (3 with NCH 3 instead of O; as the octaethyl derivative) described by Franck et al. [2] are prototypes of chalcogenaporphy