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A novel approach to the synthesis of symmetrical and unsymmetrical porphyrin dimers

✍ Scribed by Ravindra K. Pandey; Timothy P. Forsyth; Kevin R. Gerzevske; Jack J. Lin; Kevin M. Smith

Publisher
Elsevier Science
Year
1992
Tongue
French
Weight
243 KB
Volume
33
Category
Article
ISSN
0040-4039

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✦ Synopsis

Methodology for synthesis of symmetrical or unsymmetrical porphyrin dimers linked at the meso positions with phenyl or stilbene functionalities is reported; 5-porphyrinyl-dipyrromethanes are key intermediates in this approach.

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Symmetrical doubly connected head-to-hea
Symmetrical doubly connected head-to-head Ξ±-cyclodextrin dimers: a high yield synthesis of a novel type of neoglycolipid
✍ Thomas Lecourt; Jean-Maurice Mallet; Pierre SinaΓΏ πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 French βš– 148 KB

A 'head-to-head' type a-cyclodextrin dimer, wherein the two primary rims are doubly ligated through alkyl chains, is synthesised in high yield using acyclic diene metathesis (ADM) followed by ring closing metathesis (RCM).