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Gassman's Cationic [2+2] Cycloadditions Using Temporary Tethers

delete2012-10-25
delete20
PRE
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邓军 封面图
邓军 (Jun Deng)
R
Richard P. Hsung *
C
Changhong Ko
DOI:10.1021/ol3026796delete
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摘要

摘要

En 中文
An intermolecular equivalent of Gassman's cationic [2 + 2] cycloaddition through the use of temporary tethering is described. Notably, hydrazine and hydroxyamide proved to be robust under the acidic conditions required for the cycloaddition, leading to unique cyclobutane manifolds in a highly regio- and stereoselective manner. This development represents a rare usage of hydrazine and hydroxyamide in the capacity as temporary tethers.
Keyword:
RING-CLOSING METATHESIS
DIELS-ALDER REACTIONS
N-N BOND
ENANTIOSELECTIVE SYNTHESIS
CYCLOBUTANE DERIVATIVES
2-PI+2-PI CYCLOADDITION
DISPOSABLE TETHERS
CYCLIC HYDRAZINES
ORGANIC-SYNTHESIS
REACTION SEQUENCE
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期刊

Organic Letters 封面图
Organic Letters
IF:
5
论文数:
3.9W
被引数:
10.0W

机构

University of Wisconsin System 封面图
University of Wisconsin System
学者数:
6.7W
论文数: 5.8W
被引数: 382
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