Stereoselective Synthesis of Substituted γ-Butyrolactones by the [3 + 2] Annulation of Allylic Silanes with Chlorosulfonyl Isocyanate:  Enantioselective Total Synthesis of (+)-Blastmycinone

2001 ◽  
Vol 3 (5) ◽  
pp. 675-678 ◽  
Author(s):  
Zhi-Hui Peng ◽  
K. A. Woerpel
2021 ◽  
Author(s):  
Isaac D. Falk ◽  
Bálint Gál ◽  
Ahanjit Bhattacharya ◽  
Jeremy H. Wei ◽  
Paula V. Welander ◽  
...  

Archaeal glycerol dibiphytanyl glycerol tetraethers (GDGT) are some of the most unusual membrane lipids identified in nature. These amphiphiles are the major constituents of the membranes of numerous <i>Archaea</i>, some of which are extremophilic organisms. Due to their unique structures, there has been significant interest in studying both the biophysical properties and the biosynthesis of these molecules. However, these studies have thus far been hampered by limited access to chemically pure samples. Herein, we report a concise and stereoselective synthesis of the archaeal tetraether lipid GDGT-0 and the synthesis and self-assembly of derivatives bearing different polar groups.


2021 ◽  
Author(s):  
Isaac D. Falk ◽  
Bálint Gál ◽  
Ahanjit Bhattacharya ◽  
Jeremy H. Wei ◽  
Paula V. Welander ◽  
...  

Archaeal glycerol dibiphytanyl glycerol tetraethers (GDGT) are some of the most unusual membrane lipids identified in nature. These amphiphiles are the major constituents of the membranes of numerous <i>Archaea</i>, some of which are extremophilic organisms. Due to their unique structures, there has been significant interest in studying both the biophysical properties and the biosynthesis of these molecules. However, these studies have thus far been hampered by limited access to chemically pure samples. Herein, we report a concise and stereoselective synthesis of the archaeal tetraether lipid GDGT-0 and the synthesis and self-assembly of derivatives bearing different polar groups.


2021 ◽  
Author(s):  
Isaac D. Falk ◽  
Bálint Gál ◽  
Ahanjit Bhattacharya ◽  
Jeremy H. Wei ◽  
Paula V. Welander ◽  
...  

Archaeal glycerol dibiphytanyl glycerol tetraethers (GDGT) are some of the most unusual membrane lipids identified in nature. These amphiphiles are the major constituents of the membranes of numerous <i>Archaea</i>, some of which are extremophilic organisms. Due to their unique structures, there has been significant interest in studying both the biophysical properties and the biosynthesis of these molecules. However, these studies have thus far been hampered by limited access to chemically pure samples. Herein, we report a concise and stereoselective synthesis of the archaeal tetraether lipid GDGT-0 and the synthesis and self-assembly of derivatives bearing different polar groups.


Synlett ◽  
2020 ◽  
Author(s):  
Debendra K. Mohapatra ◽  
Shivalal Banoth ◽  
Utkal Mani Choudhury ◽  
Kanakaraju Marumudi ◽  
Ajit C. Kunwar

AbstractA concise and convergent stereoselective synthesis of curvulone B is described. The synthesis utilized a tandem isomerization followed by C–O and C–C bond-forming reactions following Mukaiyama-type aldol conditions for the construction of the trans-2,6-disubstituted dihydropyran ring system as the key steps. Other important features of this synthesis are a cross-metathesis, epimerization, and Friedel–Crafts acylation.


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 ◽  
...  

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