Lewis or Brønsted acid-catalysed reaction of propargylic alcohol-tethered alkylidenecyclopropanes with indoles and pyrroles for the preparation of polycyclic compounds tethered with indole or pyrrole motif

2020 ◽  
Vol 18 (1) ◽  
pp. 135-139 ◽  
Author(s):  
Hao-Zhao Wei ◽  
Liu-Zhu Yu ◽  
Min Shi
Keyword(s):  
Synthetic Method ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Pyrrole Derivatives ◽  
Polycyclic Compounds ◽  
Catalysed Reaction ◽  
Brönsted Acid ◽  
Propargylic Alcohol

We developed a facile synthetic method to access the cyclopenta[b]naphthalene skeleton from Lewis or Brønsted acid-catalysed propargylic alcohol-tethered alkylidenecyclopropanes with indole and pyrrole derivatives.

A facile access to substituted benzo[a]fluorenes from o-alkynylbenzaldehydes via in situ formed acetals

2014 ◽  
Vol 50 (69) ◽  
pp. 9925-9928 ◽  
Author(s):  
Seetharaman Manojveer ◽  
Rengarajan Balamurugan
Keyword(s):  
Reaction Pathway ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Catalysed Reaction ◽  
Brönsted Acid ◽  
Trimethyl Orthoformate

Brønsted acid catalysed reaction of o-alkynylbenzaldehydes with arylalkynes in the presence of trimethyl orthoformate takes a different reaction pathway and results in benzo[a]fluorenes.

Brønsted Acid Catalyzed Selective Cyclization Reaction: An Efficient and Facile Synthesis of Polysubstituted Imidazole and Pyrrole Derivatives

Synthesis ◽  
2016 ◽  
Vol 49 (03) ◽  
pp. 637-646 ◽  
Author(s):  
Liangce Rong ◽  
Lei Dai ◽  
Ping Shu ◽  
Zhansheng Wang ◽  
Qingyang Li ◽  
...  
Keyword(s):  
Cyclization Reaction ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Facile Synthesis ◽  
Pyrrole Derivatives ◽  
Brönsted Acid ◽  
Acid Catalyzed

Solvent-Free Acetalization of Glycerol with n-Octanal using Combined Brønsted Acid-Surfactant Catalyst

2017 ◽  
Vol 54 (1) ◽  
pp. 54-63 ◽  
Author(s):  
Xu Li ◽  
Lan Wu ◽  
Qiong Tang ◽  
Jinxiang Dong
Keyword(s):  
Solvent Free ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid

Synthetic Scope of Brønsted Acid-Catalyzed Reactions of Carbonyl Compounds and Ethyl Diazoacetate

2021 ◽  
Author(s):  
Mizzanoor Rahaman ◽  
M. Shahnawaz Ali ◽  
Khorshada Jahan ◽  
Damon Hinz ◽  
Jawad Bin Belayet ◽  
...  
Keyword(s):  
Carbonyl Compounds ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Ethyl Diazoacetate ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
Catalyzed Reactions

scholarly journals Tailoring Lewis/Brønsted acid properties of MOF nodes via hydrothermal and solvothermal synthesis: simple approach with exceptional catalytic implications

2021 ◽  
Author(s):  
Sergio Rojas-Buzo ◽  
Benjamin Bohigues ◽  
Christian W. Lopes ◽  
Débora M. Meira ◽  
Mercedes Boronat ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Active Site ◽  
Solvothermal Synthesis ◽  
Simple Approach ◽  
Organic Reactions ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Acid Properties ◽  
Brönsted Acid

The Brønsted/Lewis acid properties of Hf-MOF-808 can be tuned by simply controlling the solvent employed in its synthesis, with direct catalytic implications on the activity and selectivity of organic reactions sensitive to the active site nature.

Brønsted Acid-Catalyzed Friedel-Crafts-type Alkylation of Arenes with αAryl Diazoacetates

2021 ◽  
pp. 152751
Author(s):  
Wenming Chen ◽  
Guifang Chen ◽  
Biao Wang ◽  
Wei Wang ◽  
Wei Huang ◽  
...  
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Acid Catalyzed
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