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One-Flask Synthesis of Mono- and Trifunctionalized 21-Thia and 21-Oxaporphyrin Building Blocks and Their Application in the Synthesis of Covalent and Noncovalent Unsymmetrical Porphyrin Arrays †

✍ Scribed by Gupta, Iti; Ravikanth, Mangalampalli


Book ID
125844981
Publisher
American Chemical Society
Year
2004
Tongue
English
Weight
317 KB
Volume
69
Category
Article
ISSN
0022-3263

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📜 SIMILAR VOLUMES


One-flask synthesis of meso-substituted
✍ Chang-Hee Lee; Jonathan S. Lindsey 📂 Article 📅 1994 🏛 Elsevier Science 🌐 French ⚖ 985 KB

The reaction at room temperature of an aldehyde with excess pyrrole in the absence of solvent affords the meso-substituted dipyrromethane. The reaction is catalyzed with trifluoroacetic acid or with BF9,0(Et)2. The dipyrromethaue is purified by crystallixation or by flash chromatography on silica wi