Synthesis of 4-substituted homoallylic alcohols via a one-pot tandem Lewis-acid catalyzed crotylboration-[3,3]-sigmatropic rearrangement

2005 ◽  
pp. 1988 ◽  
Author(s):  
P. Veeraraghavan Ramachandran ◽  
Debarshi Pratihar ◽  
Debanjan Biswas
Keyword(s):  
Lewis Acid ◽  
Sigmatropic Rearrangement ◽  
One Pot ◽  
Homoallylic Alcohols ◽  
Acid Catalyzed

A heavy metal- and oxidant-free, one-pot synthesis of pyridines and fused pyridines based on a Lewis acid-catalyzed multicomponent reaction

2014 ◽  
Vol 50 (82) ◽  
pp. 12270-12272 ◽  
Author(s):  
V. P. Alex Raja ◽  
Giammarco Tenti ◽  
Subbu Perumal ◽  
J. Carlos Menéndez
Keyword(s):  
Heavy Metal ◽  
Lewis Acid ◽  
Multicomponent Reaction ◽  
One Pot ◽  
One Pot Synthesis ◽  
Acid Catalyzed

Pyridines and fused pyridines are accessible by a combination of a Lewis acid-catalyzed multicomponent reaction and aromatization involving loss of a 2-furylmethyl chain.

Lewis acid-catalyzed tandem cyclization of in situ generated o-quinone methides and arylsulfonyl hydrazides for a one-pot entry to 3-sulfonylbenzofurans

2019 ◽  
Vol 6 (24) ◽  
pp. 3929-3933 ◽  
Author(s):  
Fan-Xiao Meng ◽  
Ruo-Nan Wang ◽  
Hong-Li Huang ◽  
Shu-Wen Gong ◽  
Qian-Li Li ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Quinone Methides ◽  
One Pot ◽  
Acid Catalyzed ◽  
Tandem Cyclization ◽  
First Time

Lewis acid-mediated one-pot tandem cyclization of o-QMs with arylsulfonyl hydrazides was described for the first time and the corresponding 3-sulfonylbenzofuran products were obtained in moderate to good yields.

An enantioselective strategy for the total synthesis of (S)-tylophorine via catalytic asymmetric allylation and a one-pot DMAP-promoted isocyanate formation/Lewis acid catalyzed cyclization sequence

2014 ◽  
Vol 12 (22) ◽  
pp. 3616-3621 ◽  
Author(s):  
Bo Su ◽  
Hui Zhang ◽  
Meng Deng ◽  
Qingmin Wang
Keyword(s):  
Total Synthesis ◽  
Lewis Acid ◽  
Asymmetric Allylation ◽  
One Pot ◽  
Acid Catalyzed ◽  
Catalytic Asymmetric

A novel total synthesis of (S)-tylophorine is reported, featuring asymmetric allylation and cascade isocyanate formation and cyclization.

One-pot synthesis of 2-aryl-3-alkoxycarbonyl chromones through a cascade Lewis acid-catalyzed aldehyde olefination/oxa-Michael addition/oxidation

Tetrahedron ◽  
2013 ◽  
Vol 69 (2) ◽  
pp. 647-652 ◽  
Author(s):  
Ningning Wang ◽  
Shuying Cai ◽  
Chao Zhou ◽  
Ping Lu ◽  
Yanguang Wang
Keyword(s):  
Lewis Acid ◽  
Michael Addition ◽  
One Pot ◽  
One Pot Synthesis ◽  
Acid Catalyzed

ChemInform Abstract: Lewis Acid Catalyzed One-Pot Sequential Reaction for the Synthesis of α-Halogenated β-Keto Esters.

ChemInform ◽  
2010 ◽  
Vol 41 (32) ◽  
pp. no-no
Author(s):  
Han-Feng Cui ◽  
Ke-Yan Dong ◽  
Jing Nie ◽  
Yan Zheng ◽  
Jun-An Ma
Keyword(s):  
Lewis Acid ◽  
One Pot ◽  
Sequential Reaction ◽  
Keto Esters ◽  
Acid Catalyzed
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