Gold(I)- and Brønsted Acid-Catalyzed Ring-Opening of Unactivated Vinylcyclopropanes with Sulfonamides

2007 ◽  
Vol 349 (10) ◽  
pp. 1619-1623 ◽  
Author(s):  
Wen-Jian Shi ◽  
Yanyun Liu ◽  
Pietro Butti ◽  
Antonio Togni
Keyword(s):  
Ring Opening ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Acid Catalyzed

2,4-Dinitrobenzenesulfonic acid in an efficient Brønsted acid-catalyzed controlled/living ring-opening polymerization of ε-caprolactone

RSC Advances ◽  
2014 ◽  
Vol 4 (99) ◽  
pp. 55716-55722 ◽  
Author(s):  
Huiying Wang ◽  
Wenzhuo Wu ◽  
Zhenjiang Li ◽  
Xu Zhi ◽  
Cheng Chen ◽  
...  
Keyword(s):  
Ring Opening ◽  
Diblock Copolymers ◽  
Ring Opening Polymerization ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Acidic Catalyst ◽  
Brönsted Acid ◽  
Acid Catalyzed

2,4-Dinitrobenzenesulfonic acid as an efficient Brønsted acidic catalyst has been evaluated for the controlled/living ring-opening polymerization of ε-caprolactone end-functionalized, α,ω-dihydroxy telechelic poly(ε-caprolactone), and diblock copolymers were also synthesised successfully.

Ln(III)/Chiral Brønsted Acid Catalyzed Asymmetric Cascade Ring Opening/Aza-Piancatelli Rearrangement of D–A Cyclopropanes

2020 ◽  
Vol 22 (22) ◽  
pp. 9016-9021
Author(s):  
Lei Xu ◽  
Qian Yang ◽  
Sishi Zhong ◽  
Hongxiang Li ◽  
Yurong Tang ◽  
...  
Keyword(s):  
Ring Opening ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
Chiral Bronsted Acid

scholarly journals Brønsted Acid Catalyzed Azlactone Ring Opening With a Wide Range Substratre Scope

2013 ◽  
Author(s):  
Adriane A. Pereira ◽  
Pedro P. de Castro ◽  
Amanda C. de Mello ◽  
Giovanni W. Amarante
Keyword(s):  
Ring Opening ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Wide Range ◽  
Acid Catalyzed

Brønsted acid catalyzed azlactone ring opening by nucleophiles

Tetrahedron ◽  
2014 ◽  
Vol 70 (20) ◽  
pp. 3271-3275 ◽  
Author(s):  
Adriane A. Pereira ◽  
Pedro P. de Castro ◽  
Amanda C. de Mello ◽  
Bruno R.V. Ferreira ◽  
Marcos N. Eberlin ◽  
...  
Keyword(s):  
Ring Opening ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Acid Catalyzed

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

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

Brønsted Acid Catalyzed (4 + 2) Cyclocondensation of 3-Substituted Indoles with Donor–Acceptor Cyclopropanes

2021 ◽  
Author(s):  
Alesandere Ortega ◽  
Uxue Uria ◽  
Tomás Tejero ◽  
Liher Prieto ◽  
Efraim Reyes ◽  
...  
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Donor Acceptor ◽  
Acid Catalyzed
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