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Tetrathia[22]annulene[2,1,2,1]. A new thiophene-derived aromatic macrocycle

โœ Scribed by Hu Zhongying; Cava P. Michael

Book ID
104214440
Publisher
Elsevier Science
Year
1994
Tongue
French
Weight
209 KB
Volume
35
Category
Article
ISSN
0040-4039

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โœฆ Synopsis

Teuathia[22]ammlene[2,1,2,1] (4) has been symhesii in four step fmm 2-bmmothiophene. Compound 4 represents the fvs porphyxiooid containing only sulfur bridges which is a neutral aromatic annulene.

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## Abstract The many fold aromatic ketones **2aโ€d** are versatile compounds for the synthesis of the many fold 1,2,3โ€selenadiazole aromatic derivatives **5aโ€d**. The preparation starts with the reaction between the many fold bromomethylene benzene derivatives **1aโ€d** and 4โ€hydroxyacetophenone, whi