scholarly journals A Synthetic Approach to Ervatamine-Silicine Alkaloids. Enantioselective Total Synthesis of (−)-16-Episilicine†

2010 ◽  
Vol 75 (1) ◽  
pp. 178-189 ◽  
Author(s):  
Mercedes Amat ◽  
Núria Llor ◽  
Begoña Checa ◽  
Elies Molins ◽  
Joan Bosch
RSC Advances ◽  
2015 ◽  
Vol 5 (51) ◽  
pp. 41013-41016 ◽  
Author(s):  
Suraksha Gahalawat ◽  
Satyendra Kumar Pandey

A short and highly efficient enantioselective synthetic approach to (+)-serinolamide A 1 from racemic butadiene monoepoxide as a starting material is described.


2017 ◽  
Vol 15 (17) ◽  
pp. 3728-3735 ◽  
Author(s):  
Hongguang Yang ◽  
Xiaoyu Liu ◽  
Xiaoyu Li ◽  
Xiang Shi ◽  
Feilong Yang ◽  
...  

An efficient stereoselective synthetic approach to colomitides, 2,7-dioxabicyclo[3.2.1]octane-type natural products, is reported.


2018 ◽  
Author(s):  
Marc Montesinos-Magraner ◽  
Matteo Costantini ◽  
Rodrigo Ramirez-Contreras ◽  
Michael E. Muratore ◽  
Magnus J. Johansson ◽  
...  

Asymmetric cyclopropane synthesis currently requires bespoke strategies, methods, substrates and reagents, even when targeting similar compounds. This limits the speed and chemical space available for discovery campaigns. Here we introduce a practical and versatile diazocompound, and we demonstrate its performance in the first unified asymmetric synthesis of functionalized cyclopropanes. We found that the redox-active leaving group in this reagent enhances the reactivity and selectivity of geminal carbene transfer. This effect enabled the asymmetric cyclopropanation of a wide range of olefins including unactivated aliphatic alkenes, enabling the 3-step total synthesis of (–)-dictyopterene A. This unified synthetic approach delivers high enantioselectivities that are independent of the stereoelectronic properties of the functional groups transferred. Our results demonstrate that orthogonally-differentiated diazocompounds are viable and advantageous equivalents of single-carbon chirons<i>.</i>


Author(s):  
Dongseok Jang ◽  
Minchul Choi ◽  
Jinglong Chen ◽  
Chulbom Lee

2021 ◽  
Author(s):  
Xin Shu ◽  
Chong-Chong Chen ◽  
Tao Yu ◽  
Jiayi Yang ◽  
Xiangdong Hu

2021 ◽  
Vol 67 ◽  
pp. 152895
Author(s):  
Shu Takahashi ◽  
Aoi Kimishima ◽  
Tomoyasu Hirose ◽  
Takeshi Yamada ◽  
Akihiro Sugawara ◽  
...  

Tetrahedron ◽  
2021 ◽  
Vol 87 ◽  
pp. 132110
Author(s):  
Gullapalli Kumaraswamy ◽  
Vankudoth Ramesh ◽  
Swargam Vijaykumar

2002 ◽  
Vol 43 (3) ◽  
pp. 493-497 ◽  
Author(s):  
Ian S. Mitchell ◽  
Gerald Pattenden ◽  
Jeffrey P. Stonehouse

ChemInform ◽  
2010 ◽  
Vol 28 (15) ◽  
pp. no-no
Author(s):  
O. IRIE ◽  
Y. FUJIWARA ◽  
H. NEMOTO ◽  
K. SHISHIDO

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