Development of p-phenylbenzyl as a new protecting group:: protection and deprotection of alcohols

被引:18
|
作者
Sharma, GVM [1 ]
Rakesh [1 ]
机构
[1] Indian Inst Chem Technol, Div Organ Chem 3, Discovery Lab, Hyderabad 500007, Andhra Pradesh, India
关键词
p-phenylbenzyl bromide; p-phenylbenzyl (PPB) ethers; p-phenylbenzyl trichloroacetimidate;
D O I
10.1016/S0040-4039(01)01058-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
p-Phenylbenzyl is developed as a new 'PMB' like protecting group. p-Phenylbenzyl (PPB) ethers were prepared from alcohols with PPBBr-NaH or p-phenylbenzyl trichloroacetimidate-TfOH and subjected to oxidative deprotection using DDQ or DDQ (10 mol%)-3 equiv, Mn(OAC)(3). (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:5571 / 5573
页数:3
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