Annulation of Ethyl (Bis (ethylthio) methyl) benzoate and Ethyl 2-(1, 3) Dithiolan-2-yl-benzoate with. ALPHA.,. BETA.-Unsaturated Carbonyl Compounds: A New …

Y OZAKI, K IMAIZUMI, K OKAMURA…

Index: Chemical and Pharmaceutical Bulletin, , vol. 44, # 10 p. 1785 - 1789

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Citation Number: 7

Abstract

... OH CO 0 0 OH 5a;R=CHO 51); R =CH(SEt)2 15“ 29 5c;R= S _( j 5 Chart 2 12) 1996 Pharmaceutical Society of ... The methoxyl group on 34 came from methyl alcohol used as the solvent.” In methanolysis of the lactones (13, 19), an intermediate such as 4,4-dimethoxy Vol. 44, No. ...