406935-82-8Relevant articles and documents
Preparation of nitrogen-containing 25-membered pentaolefinic macrocycles: (E,E,E,E,E)-1,6,11,16,21-penta(arylsulfonyl)-1,6,11,16,21- pentaazacyclopentacosa-3,8,13,18,23-pentaenes
Blanco, Belen,Christensen, Jesper,Maurel, Ignasi,Pleixats, Roser,Serra, Anna,Pla-Quintana, Anna,Roglans, Anna,Benet-Buchholz, Jordi
, p. 374 - 380 (2007/10/03)
A stepwise preparation of a series of nitrogen-containing 25-membered pentaolefinic macrocycles is presented. The corresponding arenesulfonamides and trans-1,4-dibromo-2-butene served as precursors for the synthesis. Georg Thieme Verlag Stuttgart.