## Abstract The new macrocyclic diโ and tetralactams **__9__**, **__15__**, and **__16__** were obtained in 16โ24% yields by heating the appropriate bisโamines **__7__** or **__8__** with the corresponding bisaldehyde **__5__** or **__14__** in refluxing acetic acid under highโdilution conditions.
Synthesis of Novel Macrocyclic Di- and Tetralactams Containing Triazole Subunits.
โ Scribed by Ahmed H. M. Elwahy; Ashraf A. Abbas; Refaie M. Kassab
- Publisher
- John Wiley and Sons
- Year
- 2003
- Weight
- 100 KB
- Volume
- 34
- Category
- Article
- ISSN
- 0931-7597
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## Abstract magnified image A synthesis of a series of novel macrocyclic Schiff bases containing two triazole rings **10a,b, 11a,b, 34โ37** in good yields by heating the appropriate bisโamines **1f, 6a,b, 31** with the corresponding bisโaldehydes **2, 9a,b, 29** in refluxing acetic acid under high
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a โFull Textโ option. The original article is trackable v
A series of heteroannulenes 3a-f containing four subunits of isoindole, two 1,2,4-triazole moieties, and six aza bridges have been synthesized by dimerization of the corresponding metallated, three-unit intermediates 5a-f. All these 28 pi-electron triazolephthalocyanine derivatives coordinate two me