ChemInform Abstract: Construction of 3,5-Substituted 1,2,4-Oxadiazole Rings Triggered by Tetrabutylammonium Hydroxide: A Highly Efficient and Fluoride-Free Ring Closure Reaction of O-Acylamidoximes.

ChemInform ◽  
2014 ◽  
Vol 45 (27) ◽  
pp. no-no
Author(s):  
Hiromichi Otaka ◽  
Junya Ikeda ◽  
Daisuke Tanaka ◽  
Masanori Tobe
Keyword(s):  
Ring Closure ◽  
Tetrabutylammonium Hydroxide ◽  
Free Ring ◽  
Highly Efficient

scholarly journals Phosphetes via transition metal free ring closure – taking the proper turn at a thermodynamic crossing

2021 ◽  
Author(s):  
Rudolf Pietschnig ◽  
Fabian Roesler ◽  
Máté Kovács ◽  
Clemens Bruhn ◽  
Zsolt Kelemen
Keyword(s):  
Transition Metal ◽  
Ring Closure ◽  
Free Ring ◽  
Metal Free

scholarly journals Phosphetes via Transition Metal Free Ring Closure – Taking the Proper Turn at a Thermodynamic Crossing

2021 ◽  
Author(s):  
Fabian Roesler ◽  
Máté Kovács ◽  
Clemens Bruhn ◽  
Zsolt Kelemen ◽  
Rudolf Pietschnig
Keyword(s):  
Transition Metal ◽  
Ring Closure ◽  
Free Ring ◽  
Metal Free

A Highly Efficient Synthesis of Lamellarins K and L by the Michael Addition/Ring-Closure Reaction of Benzyldihydroisoquinoline Derivatives with Ethoxycarbonyl-β-nitrostyrenes

2004 ◽  
Vol 116 (7) ◽  
pp. 884-886 ◽  
Author(s):  
Poonsakdi Ploypradith ◽  
Chulabhorn Mahidol ◽  
Poolsak Sahakitpichan ◽  
Siriporn Wongbundit ◽  
Somsak Ruchirawat
Keyword(s):  
Michael Addition ◽  
Ring Closure ◽  
Efficient Synthesis ◽  
Highly Efficient ◽  
The Michael Addition

Simple and highly efficient catalyst- and waste-free ring opening of epoxides with Na2S in water

2010 ◽  
Vol 141 (3) ◽  
pp. 323-326 ◽  
Author(s):  
Najmedin Azizi ◽  
Elham Akbari ◽  
Frough Ebrahimi ◽  
Mohammad R. Saidi
Keyword(s):  
Ring Opening ◽  
Efficient Catalyst ◽  
Free Ring ◽  
Highly Efficient ◽  
Ring Opening Of Epoxides

Ruthenium catalysts bearing a benzimidazolylidene ligand for the metathetical ring-closure of tetrasubstituted cycloolefins

2015 ◽  
Vol 44 (21) ◽  
pp. 9744-9755 ◽  
Author(s):  
Yannick Borguet ◽  
Guillermo Zaragoza ◽  
Albert Demonceau ◽  
Lionel Delaude
Keyword(s):  
Second Generation ◽  
Ruthenium Catalysts ◽  
Ring Closure ◽  
Ring Closing Metathesis ◽  
Highly Efficient ◽  
Alkylidene Complexes

Second-generation ruthenium–alkylidene complexes featuring the 1,3-di(2-tolyl)benzimidazol-2-ylidene ligand (BTol) are highly efficient catalysts for the synthesis of tetrasubstituted cycloolefins via ring-closing metathesis (RCM).

A highly efficient metal-free protocol for the synthesis of linear polydicyclopentadiene

2021 ◽  
Author(s):  
Xuejin Yang ◽  
Laura M. Murphy ◽  
Farihah M. Haque ◽  
Scott M. Grayson ◽  
Andrew J. Boydston
Keyword(s):  
Ring Opening ◽  
Efficient Synthesis ◽  
Ring Opening Metathesis Polymerization ◽  
Free Ring ◽  
Metathesis Polymerization ◽  
Metal Free ◽  
Highly Efficient

We have developed a highly efficient synthesis of linear polydicyclopentadiene (pDCPD) via photoredox mediated metal-free ring-opening metathesis polymerization (MF-ROMP) and investigated the Tg–Mn dependence of linear pDCPD.

ChemInform Abstract: Highly Efficient Ring Closure of Aromatic Dialdehydes to Macrocyclic Allenes.

ChemInform ◽  
2010 ◽  
Vol 28 (32) ◽  
pp. no-no
Author(s):  
M. S. BRODY ◽  
R. M. WILLIAMS ◽  
M. G. FINN
Keyword(s):  
Ring Closure ◽  
Highly Efficient

ChemInform Abstract: Simple and Highly Efficient Catalyst- and Waste-Free Ring Opening of Epoxides with Na2S in Water.

ChemInform ◽  
2010 ◽  
Vol 41 (31) ◽  
pp. no-no
Author(s):  
Najmedin Azizi ◽  
Elham Akbari ◽  
Frough Ebrahimi ◽  
Mohammad R. Saidi
Keyword(s):  
Ring Opening ◽  
Efficient Catalyst ◽  
Free Ring ◽  
Highly Efficient ◽  
Ring Opening Of Epoxides

Highly Efficient Ring Closure of Aromatic Dialdehydes to Macrocyclic Allenes

1997 ◽  
Vol 119 (15) ◽  
pp. 3429-3433 ◽  
Author(s):  
Marcus S. Brody ◽  
Robin M. Williams ◽  
M. G. Finn
Keyword(s):  
Ring Closure ◽  
Highly Efficient
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