V. Gagliardini et al., ETA(6)-1,2,3-TRIMETHOXYBENZENE)TRICARBONYLCHROMIUM COMPLEX - REGIOSELECTIVITY OF THE DEPROTONATION, COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE II FASCICULE C-CHIMIE, 1(2), 1998, pp. 137-140
Deprotonation of(h(6)-1,2,3-trimethoxybenzene) tricarbonyl chromium wi
th n-BuLi occurs mainly at the C4 carbon while the use of LiTMP gives
predominantly the C5-substituted product. (C) Academie des Sciences/El
sevier, Paris.