Acylations and alkylations of an ester enolate in high yield at room temperature of polystyrene supports
YH Chang, WT Ford
Index: Chang, Young H.; Ford, Warren T. Journal of Organic Chemistry, 1981 , vol. 46, # 18 p. 3756 - 3758
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Citation Number: 13
Abstract
(benzene elution) to yield 0.61 g (31%) of a solid. The solid was recrystallized from benzene-hexanes to give 0.57 g (29%) of cyclophane 3: mp 140-141.5 OC; 'H NMR (CDClJ b 6.94 (s, 4 H), 3.58 (8, 4 H), 2.33 (d, J = 20 Hz, 4 H), 1.65-0.95 (br, 8 H), and 0.45 (br t, 2 H); v,, (KBr) 3200,1500,1460,1445,1410,840, 830, and 715 cm-'; mass spectrum, mle 278 (M+). Anal. Calcd for C1&I&: C, 69.01; H, 7.96; S, 23.03. Found: C, 68.81; H, 8.14; S, 22.82. ...
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