Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates

碩士 === 靜宜大學 === 應用化學系 === 84 === Radical precursor ,6-deoxy-1,2-O-isopropylidene-3-C-(2-phenylethynyl)-a-D-allo furanose 1 in figh yield in four steps. Treatment of 5 with tri-butytin hydrid e (TBTH) and azobisisobutyl nitrile (AIBN),cis-fused[3.3.0]annul...

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Main Authors:	peng, chin-jen, 彭琴珍
Other Authors:	David Woei-Ming Liang
Format:	Others
Language:	zh-TW
Published:	1996
Online Access:	http://ndltd.ncl.edu.tw/handle/98450135413905570833

id	ndltd-TW-084PU000500006
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spelling	ndltd-TW-084PU0005000062015-10-13T14:38:03Z http://ndltd.ncl.edu.tw/handle/98450135413905570833 Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates 從碳水化合物經由自由基環化反應合成多官能基碳環化合物 peng, chin-jen 彭琴珍碩士靜宜大學應用化學系 84 Radical precursor ,6-deoxy-1,2-O-isopropylidene-3-C-(2-phenylethynyl)-a-D-allo furanose 1 in figh yield in four steps. Treatment of 5 with tri-butytin hydrid e (TBTH) and azobisisobutyl nitrile (AIBN),cis-fused[3.3.0]annulated furanose 7 was obtained in 96% yield via 5-exo-dig radical cyclization.Similarly,radica l precursor, 3,5,6-trideoxy-3-C-(2'-iodoethyl)-1,2-O-isopropylidene-a-D-ribo-5 -enofuranose 13,has been successfully synesized from 1 in six steps. Thus,tran s-fused[4.3.0]annulated furanosed 14 and 15 were achieved via 6-endo-trig radi cal cyclization. David Woei-Ming Liang 梁偉明 --- 1996 學位論文 ; thesis 103 zh-TW
collection	NDLTD
language	zh-TW
format	Others
sources	NDLTD
description	碩士 === 靜宜大學 === 應用化學系 === 84 === Radical precursor ,6-deoxy-1,2-O-isopropylidene-3-C-(2-phenylethynyl)-a-D-allo furanose 1 in figh yield in four steps. Treatment of 5 with tri-butytin hydrid e (TBTH) and azobisisobutyl nitrile (AIBN),cis-fused[3.3.0]annulated furanose 7 was obtained in 96% yield via 5-exo-dig radical cyclization.Similarly,radica l precursor, 3,5,6-trideoxy-3-C-(2'-iodoethyl)-1,2-O-isopropylidene-a-D-ribo-5 -enofuranose 13,has been successfully synesized from 1 in six steps. Thus,tran s-fused[4.3.0]annulated furanosed 14 and 15 were achieved via 6-endo-trig radi cal cyclization.
author2	David Woei-Ming Liang
author_facet	David Woei-Ming Liang peng, chin-jen 彭琴珍
author	peng, chin-jen 彭琴珍
spellingShingle	peng, chin-jen 彭琴珍 Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates
author_sort	peng, chin-jen
title	Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates
title_short	Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates
title_full	Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates
title_fullStr	Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates
title_full_unstemmed	Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates
title_sort	synthesis of polyfunctionalized carbocycles via radical cyclization from carbohydrates
publishDate	1996
url	http://ndltd.ncl.edu.tw/handle/98450135413905570833
work_keys_str_mv	AT pengchinjen synthesisofpolyfunctionalizedcarbocyclesviaradicalcyclizationfromcarbohydrates AT péngqínzhēn synthesisofpolyfunctionalizedcarbocyclesviaradicalcyclizationfromcarbohydrates AT pengchinjen cóngtànshuǐhuàhéwùjīngyóuzìyóujīhuánhuàfǎnyīnghéchéngduōguānnéngjītànhuánhuàhéwù AT péngqínzhēn cóngtànshuǐhuàhéwùjīngyóuzìyóujīhuánhuàfǎnyīnghéchéngduōguānnéngjītànhuánhuàhéwù
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Synthesis of Polyfunctionalized Carbocycles via Radical Cyclization from Carbohydrates

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