A Flexible Approach to Protected (4S,5S)-5-Alkyl-1-benzyl-4-benzyloxy-2-pyrrolidinones
A Flexible Approach to Protected (4S,5S)-5-Alkyl-1-benzyl-4-benzyloxy-2-pyrrolidinones
复制标题
保护 (4S,5S)-5-烷基-1-苄基-4-苄氧基-2-吡咯烷酮的灵活方法
DOI:
10.1080/00397911.2010.495827
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发表时间:
2011-05
影响因子:
2.2
通讯作者:
Huang, Pei-Qiang
中科院分区:
文献类型:
--
作者:
Xiao, Zhen-Hua;Liu, Liang-Xian;Liu, Cong;Huang, Pei-Qiang
Abstract We report in this paper a flexible approach to (4S,5S)-5-alkyl-1-benzyl-4-benzyloxy-2-pyrrolidinones 7 starting from the known 5-alkyl-1-benzyl-4-benzyloxy-5-hydroxy-2-pyrrolidinones 6 . The method is based on TMSCl-mediated reductive dehydroxylation of 6 with Zn(BH4)2, which allows the synthesis of a variety of 2-pyrrolidinones 7 in 48-75% yields with cis/trans diastereoselectivities ranging from 58:42 to 90:10.
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影响因子:
2
作者:
Pei‐Qiang Huang
通讯作者:
Pei‐Qiang Huang
DOI:
10.1007/978-3-642-46407-2_1
发表时间:
1979
期刊:
--
影响因子:
--
作者:
A. Jimenez;D. Vazquez
通讯作者:
A. Jimenez;D. Vazquez
影响因子:
--
作者:
Díez, D;Beneitez, MT;Urones, JG
通讯作者:
Urones, JG
影响因子:
3.5
作者:
Provencher, L;Steensma, D H;Wong, C H
通讯作者:
Wong, C H
DOI:
10.1021/jo961919x
发表时间:
1997-01
期刊:
The Journal of organic chemistry
影响因子:
--
作者:
S. Denmark;D. Parker;J. Dixon
通讯作者:
S. Denmark;D. Parker;J. Dixon