269409-30-5Relevant articles and documents
Synthesis of two 1,3-2,4-calix[4]bis-crown ethers containing two 1,2- phenylene and one pyridine or anisole units in each crown ether moiety
Xue, Guo-Ping,Bradshaw, Jerald S.,Su, Ning,Krakowiak, Krzysztof E.,Savage, Paul B.,Izatt, Reed M.
, p. 1 - 3 (2000)
Syntheses of 1,3-2,4-calix[4]bis-crown ethers (1 and 2) fixed in the 1,3-alternate conformation by 1,3- and 2,4-bridges made of two modified polyether chains each containing two 1,2-phenylene residues and one pyridine or anisyl unit are reported. The stru