An Environmentally Benign Cascade Reaction of 1,1-Enediamines (EDAMs) for Site-Selective Synthesis of Highly Functionalized 2,10-Dihydro-1H-imidazo[1′,2′:1,6]pyrido[2,3-b]indoles and Pyrroles

2021 ◽  
Vol 86 (8) ◽  
pp. 5744-5756
Author(s):  
Cong-Hai Zhang ◽  
Rong Huang ◽  
Zhong-Wei Zhang ◽  
Jun Lin ◽  
Sheng-Jiao Yan
Keyword(s):  
Cascade Reaction ◽  
Environmentally Benign ◽  
Selective Synthesis ◽  
Site Selective

An environmentally benign cascade reaction of chromone-3-carboxaldehydes with ethyl 2-(pyridine-2-yl)acetate derivatives for highly site-selective synthesis of quinolizines and quinolizinium salts in water

2020 ◽  
Vol 22 (20) ◽  
pp. 6943-6953 ◽  
Author(s):  
Li Chen ◽  
Rong Huang ◽  
Kun Li ◽  
Xing-Han Yun ◽  
Chang-Long Yang ◽  
...  
Keyword(s):  
Cascade Reaction ◽  
Environmentally Benign ◽  
Selective Synthesis ◽  
Site Selective ◽  
Reaction In Water

A protocol for the synthesis of quinolizines from ethyl 2-(pyridine-2-yl)acetates via an unprecedented cascade reaction in water was constructed.

Site-selective synthesis of 1,3-dioxin-3-ones via a gold(i) catalyzed cascade reaction

2020 ◽  
Vol 56 (56) ◽  
pp. 7734-7737
Author(s):  
Juzeng An ◽  
Riccardo Pedrazzani ◽  
Magda Monari ◽  
Marta Marin-Luna ◽  
Carlos Silva Lopez ◽  
...  
Keyword(s):  
Cascade Reaction ◽  
Selective Synthesis ◽  
Site Selective

A novel gold(i)-catalyzed protocol for the synthesis of 4H-1,3-dioxin-3-ones is presented.

An environmentally benign, mild, and catalyst-free reaction of quinones with heterocyclic ketene aminals in ethanol: site-selective synthesis of rarely fused [1,2-a]indolone derivatives via an unexpected anti-Nenitzescu strategy

2014 ◽  
Vol 16 (9) ◽  
pp. 4359-4370 ◽  
Author(s):  
Bei Zhou ◽  
Zhi-Cheng Liu ◽  
Wen-Wen Qu ◽  
Rui Yang ◽  
Xin-Rong Lin ◽  
...  
Keyword(s):  
Environmentally Benign ◽  
Selective Synthesis ◽  
Catalyst Free ◽  
Ketene Aminals ◽  
Site Selective

The first site-selective methodology for the construction of fused [1,2-a]indolone derivativesviaan unexpected anti-Nenitzescu strategy has been developed.

Site selective synthesis of cytotoxic 1,3,6-trisubstituted 3,6-diunsaturated (3Z,6Z)-2,5-diketopiperazines via a one-pot multicomponent method

Tetrahedron ◽  
2016 ◽  
Vol 72 (8) ◽  
pp. 1051-1057 ◽  
Author(s):  
Sheng-Rong Liao ◽  
Li-Juan Du ◽  
Xiao-Chu Qin ◽  
Liang Xu ◽  
Jun-Feng Wang ◽  
...  
Keyword(s):  
Selective Synthesis ◽  
One Pot ◽  
Site Selective

Sodium persulfate-promoted site-selective synthesis of mononitroarylamines under transition-metal-free conditions

Tetrahedron ◽  
2019 ◽  
Vol 75 (9) ◽  
pp. 1157-1165
Author(s):  
De-Xun Xie ◽  
Hui-Juan Yu ◽  
Hui Liu ◽  
Wei-Cai Xue ◽  
Yuan-Shou Qin ◽  
...  
Keyword(s):  
Transition Metal ◽  
Selective Synthesis ◽  
Sodium Persulfate ◽  
Metal Free ◽  
Site Selective

Site Selective Synthesis of PentaarylpyridinesviaMultiple Suzuki-Miyaura Cross-Coupling Reactions

2014 ◽  
Vol 356 (9) ◽  
pp. 1987-2008 ◽  
Author(s):  
Sebastian Reimann ◽  
Peter Ehlers ◽  
Andranik Petrosyan ◽  
Stefanie Kohse ◽  
Anke Spannenberg ◽  
...  
Keyword(s):  
Cross Coupling ◽  
Selective Synthesis ◽  
Coupling Reactions ◽  
Cross Coupling Reactions ◽  
Site Selective

Intramolecular benzoallene–alkyne cycloaddition initiated by site-selective SN2′ reaction of epoxytetracene en route to π-extended pyracylene

2019 ◽  
Vol 55 (74) ◽  
pp. 11021-11024 ◽  
Author(s):  
Kei Kitamura ◽  
Kenta Asahina ◽  
Kazuhiko Adachi ◽  
Toshiyuki Hamura
Keyword(s):  
Cascade Reaction ◽  
Hydrogen Halide ◽  
Synthetic Route ◽  
Sn2 Reaction ◽  
Site Selective

A new synthetic route to π-extended pyracylene was developed by hydrogen halide promoted cascade reaction of epoxytetracene.

Sequential multicomponent site-selective synthesis of 4-iodo and 5-iodopyrrole-3-carboxaldehydes from a common set of starting materials by tuning the conditions

2020 ◽  
Vol 18 (6) ◽  
pp. 1155-1164 ◽  
Author(s):  
Sachin Choudhary ◽  
Jyothi Yadav ◽  
Mamta ◽  
Amol Prakash Pawar ◽  
Satheeshvarma Vanaparthi ◽  
...  
Keyword(s):  
Selective Synthesis ◽  
Reaction Conditions ◽  
Straightforward Method ◽  
High Yields ◽  
Site Selective

A simple and straightforward method for the synthesis of 4-iodo and 5-iodopyrrole-3-carboxaldehydes is developed in good to high yields (up to 78%) from a common set of starting materials by tuning the reaction conditions.

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