An iron-catalyzed domino reaction of donor–acceptor cyclopropanes: a diastereoselective approach towards diversely functionalized pyrrolo-quinazolines

2022 ◽  
Author(s):  
Samiran Dhara ◽  
Subhadeep Ghosh ◽  
Asish R. Das
Keyword(s):  
Ring Opening ◽  
Domino Reaction ◽  
Synthetic Route ◽  
Aniline Derivatives ◽  
Donor Acceptor

An expeditious synthetic route to access functionalized pyrrolo[2,1-b]quinazoline scaffolds has been achieved via domino ring opening cyclization (DROC) reactions of donor–acceptor (D–A) cyclopropanes and 2-amino(methyl)aniline derivatives.

scholarly journals Synthesis of 3,3-Diaryl/Heteroarylpropylamines via Nucleophilic Ring Opening of Activated Azetidines with Arenes and Heteroarenes: New Synthetic Route to (±)Tolterodine

ACS Omega ◽  
2018 ◽  
Vol 3 (12) ◽  
pp. 17562-17572 ◽  
Author(s):  
Gaurav Goswami ◽  
Navya Chauhan ◽  
Abhijit Mal ◽  
Subhomoy Das ◽  
Mowpriya Das ◽  
...  
Keyword(s):  
Ring Opening ◽  
Synthetic Route ◽  
Nucleophilic Ring Opening

Unprecedented access to functionalized pyrrolo[2,1-a]isoquinolines from the domino reaction of isoquinolinium ylides and electrophilic benzannulated heterocycles

2021 ◽  
Author(s):  
Sheba Ann Babu ◽  
Rajalekshmi A. R. ◽  
Nitha P. R. ◽  
Vishnu K. Omanakuttan ◽  
Rahul P. ◽  
...  
Keyword(s):  
Ring Opening ◽  
Domino Reaction ◽  
Dipolar Cycloaddition

The reaction between electrophilic benzannulated heterocycles and isoquinolinium methylides results in a domino dipolar cycloaddition-ring opening transformation, generating functionalized pyrrolo[2,1-a]isoquinolines and S–S-bridged bis-pyrrolo[2,1-a]isoquinolines.

scholarly journals Intramolecular N–Me and N–H aminoetherification for the synthesis of N-unprotected 3-amino-O-heterocycles

2021 ◽  
Author(s):  
Mahesh P. Paudyal ◽  
Mingliang Wang ◽  
Juha H. Siitonen ◽  
Yimin Hu ◽  
Muhammed Yousufuddin ◽  
...  
Keyword(s):  
Ring Opening ◽  
Domino Reaction ◽  
Aziridine Ring

A mild Rh-catalyzed method for synthesis of cyclic unprotected N–Me and N–H 2,3-aminoethers using an olefin aziridination–aziridine ring-opening domino reaction has been developed.

Donor–Acceptor Cyclopropane Ring Opening with 6-Amino-1,3-dimethyluracil and Its Use in Pyrimido[4,5-b]azepines Synthesis

2021 ◽  
Author(s):  
Anna E. Vartanova ◽  
Irina I. Levina ◽  
Victor B. Rybakov ◽  
Olga A. Ivanova ◽  
Igor V. Trushkov
Keyword(s):  
Ring Opening ◽  
Cyclopropane Ring ◽  
Donor Acceptor

A donor–acceptor conjugated block copolymer of poly(arylenevinylene)s by ring-opening metathesis polymerization

2015 ◽  
Vol 51 (44) ◽  
pp. 9113-9116 ◽  
Author(s):  
Shu-Wei Chang ◽  
Masaki Horie
Keyword(s):  
Block Copolymer ◽  
Ring Opening ◽  
Ring Opening Metathesis Polymerization ◽  
Metathesis Polymerization ◽  
Donor Acceptor

A donor–acceptor conjugated block copolymer of poly(arylenevinylene)s has been synthesized by ring-opening metathesis polymerization.

Ring-opening reactions of donor–acceptor cyclopropanes with cyclic ketals and thiol ketals

2020 ◽  
Vol 18 (33) ◽  
pp. 6492-6496 ◽  
Author(s):  
Dongxin Zhang ◽  
Lei Yin ◽  
Junchao Zhong ◽  
Qihang Cheng ◽  
Hu Cai ◽  
...  
Keyword(s):  
Ring Opening ◽  
Ring Opening Reactions ◽  
Donor Acceptor

Cyclic (thiol) ketals were used as hetero-nucleophiles for the ring opening of donor–acceptor cyclopropanes to afford functionalized diethers.

scholarly journals A New Synthetic Route to Polyhydrogenated Pyrrolo[3,4-b]pyrroles by the Domino Reaction of 3-Bromopyrrole-2,5-Diones with Aminocrotonic Acid Esters

Molecules ◽  
2017 ◽  
Vol 22 (11) ◽  
pp. 2035
Author(s):  
Khidmet Shikhaliev ◽  
Artem Sabynin ◽  
Valeri Sekirin ◽  
Michael Krysin ◽  
Fedor Zubkov ◽  
...  
Keyword(s):  
Domino Reaction ◽  
Synthetic Route ◽  
Acid Esters
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