The first synthesis of the o-quinonoid heterocycle benzo[c]tellurophen
e (5) has been achieved. Compound 5, prepared in two steps from the kn
own 1,3-dihydrobenzo[c]tellurophene diiodide (6), was characterized sp
ectroscopically, and by Diels-Alder trapping reactions. Copyright (C)
1996 Elsevier Science Ltd