An Efficient and Highly Selective Deprotecting Method for β-(Trimethylsilyl)ethoxymethyl Ethers
學年 90
學期 2
出版(發表)日期 2002-02-22
作品名稱 An Efficient and Highly Selective Deprotecting Method for β-(Trimethylsilyl)ethoxymethyl Ethers
作品名稱(其他語言)
著者 李世元; Lee, Adam Shih-yuan; Chen, Ming-yi
單位 淡江大學化學學系
出版者 American Chemical Society (ACS)
著錄名稱、卷期、頁數 Journal of Organic Chemistry 67(4), pp.1384-1387
摘要 A series of β-(trimethylsilyl)ethoxymethyl ethers were hydrolyzed to their corresponding alcohols in high yields by using a catalytic amount of CBr4 (15%) in MeOH under refluxing reaction conditions. The chemoselective deprotection between trialkylsilyl and β-(trimethylsilyl)ethoxymethyl-protected alcohols can be achieved by using an alcohol with steric hindrance such as iPrOH. The selectivity also can be achieved in the CBr4/MeOH reaction mixture under ultrasonic reaction conditions.
關鍵字
語言 en
ISSN 0022-3263
期刊性質 國內
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產學合作
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國別 TWN
公開徵稿
出版型式 ,電子版
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