Preparation of 1,4-bis(2-ethynyl-3-thienyl)benzene derivatives linked by oligo(ethyleneglycol) Chain
Fourth and fifth lines in the right column of page 537 should read as follows:
s, thienyl), 7.27–7.29 (3H, m, Ph), 7.39–7.44 (17H, m,
Ph), and 7.68–7.82 (18H, m, phenyl); 13C{1H} NMR