Regioselective reductive electrophilic substitution of derivatives of 3, 4, 5-trimethoxybenzaldehyde

U Azzena, G Melloni, AM Piroddi, E Azara…

Index: Azzena, Ugo; Melloni, Giovanni; Piroddi, Anna Maria; Azara, Emanuela; Contini, Stefania; Fenude, Emma Journal of Organic Chemistry, 1992 , vol. 57, # 11 p. 3101 - 3106

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Citation Number: 20

Abstract

8 H), 2.25 and 2.20 (2 ~ $ 6 H); IR (CH2Cl.J 1669 (M) M ... For 4c, an orangered crystalline solid mp 152.0-154.0 "C; 'H ... 3.93 (2 m, 4 H), 4.10 (8, 5 H), 3.02 (s,6 H), 2.21 (8, 3 H); 13C('H) NMR (CDCld 6 199.1,149.9,140.0,137.3,130.3,125.7,112.6,87.5, 71.3,70.8,69.6,40.6,29.7; m888 spectrum, calcd for CBH$eNO 373.1129, found 373.1129. For Sc, an orange cryetalline solid mp 114.5-115.5 OC; 'H NMR ... (%JmC-) = 15.5 Hz)), 4.73 and 4.25 (2 m, 4 H), 4.45 (m, 4 ...