Tetrahedron Letters

Reaction of superoxo Co (III) complexes with 2, 6-di-t-butyl-p-benzoquinone methides

A Nishinaga, H Tomita, Y Tarumi, T Matsuura

Index: Nishinaga, A.; Tomita, H.; Tarumi, Y.; Matsuura, T. Tetrahedron Letters, 1980 , vol. 21, p. 4849 - 4852

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Citation Number: 14

Abstract

, , and are as follows: : 86–88 °C; δ 1.23 ( -Bu), 6.14 (CCH), 3.25 (R 1 ). : δ 1.25 and 1.28 ( -Bu), 6.12 and 6.33 (CCH, d, J = 3 Hz), 1.50 (R 2 ; d, J = 6 Hz), 3.48 (R 1 ; d, J = 6 Hz). : 90–91 °C; δ 1.23 and 1.24 ( -Bu), 6.14 and 6.37 (CCH; d, J = 3 Hz), 3.04 (R 1 ; d, J = 9 Hz), 1.73 (R 2 , m), 0.91 and 1.19 (Me groups in R 2 ; d, J = 7 Hz). : not purified; δ 1.08 and 1.28 ( -Bu), 6.10 and 6.32 (CCH; d, J = 3 Hz), 4.53 (R 1 ), 7.38 (R 2 ). : 90 ...