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Improved Syntheses of 5,10,15,20-Tetrakisaryl- and Tetrakisalkylporphyrins

✍ Scribed by A. W. Johnstone, Robert; Luisa P. G. Nunes, M.; M. Pereira, Mariette; M. d'A. Rocha Gonsalves, Antonio; C. Serra, Arménio


Book ID
115543428
Publisher
Japan Institute of Heterocyclic Chemistry
Year
1996
Tongue
English
Weight
457 KB
Volume
43
Category
Article
ISSN
0385-5414

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📜 SIMILAR VOLUMES


Improved synthesis of 10,20-bis- and 5,1
✍ Lionel R. Milgrom; Robert D. Rees; Gokhan Yahioglu 📂 Article 📅 1997 🏛 Elsevier Science 🌐 French ⚖ 227 KB

yields of the title compounds are improved by protection of the precursor propynal ethynyl groups with dicobalt octacarbonyl: Lindsey porphyrin synthesis results in brown cobalt-carbonylprotected compounds which are oxidatively deprotected to yield green ethynyl-substituted porphyrins.

The enthalpy of sublimation of 5,10,15,2
✍ Luis Alfonso Torres; Myriam Campos; Esteban Enrı́quez; Rodrigo Patiño 📂 Article 📅 2002 🏛 Elsevier Science 🌐 English ⚖ 171 KB

The enthalpies of sublimation of 5,10,15,20-tetraphenylporphine (CA registry number 917-23-7, TPP) and 5,10,15,20-tetrakis(4-methoxyphenyl)porphine (CA registry number 22112-78-3, TMPP), were determined by the Knudsen effusion method using a quartzcrystal microbalance in a system designed specially