Synthesis of 1H-azadienes and application to one-pot organic transformations

RSC Advances ◽  
2016 ◽  
Vol 6 (1) ◽  
pp. 661-668 ◽  
Author(s):  
Yearang Kwon ◽  
Mina Jeon ◽  
Jin Yong Park ◽  
Young Ho Rhee ◽  
Jaiwook Park

1H-Azadienes were synthesized from allyl azides by ruthenium catalysis under mild and neutral conditions. Applications of the 1H-azadienes were demonstrated for the one-pot synthesis of nitrogen containing organic compounds.

2020 ◽  
Vol 24 (20) ◽  
pp. 2341-2355
Author(s):  
Thaipparambil Aneeja ◽  
Sankaran Radhika ◽  
Mohan Neetha ◽  
Gopinathan Anilkumar

One-pot syntheses are a simple, efficient and easy methodology, which are widely used for the synthesis of organic compounds. Imidazoline is a valuable heterocyclic moiety used as a synthetic intermediate, chiral auxiliary, chiral catalyst and a ligand for asymmetric catalysis. Imidazole is a fundamental unit of biomolecules that can be easily prepared from imidazolines. The one-pot method is an impressive approach to synthesize organic compounds as it minimizes the reaction time, separation procedures, and ecological impact. Many significant one-pot methods such as N-bromosuccinimide mediated reaction, ring-opening of tetrahydrofuran, triflic anhydrate mediated reaction, etc. were reported for imidazoline synthesis. This review describes an overview of the one-pot synthesis of imidazolines and covers literature up to 2020.


2010 ◽  
Vol 75 (3) ◽  
pp. 299-305 ◽  
Author(s):  
Hassan Ghasemnejad-Bosra ◽  
Mohammad Faraje ◽  
Setareh Habibzadeh ◽  
Farhad Ramzanian-Lehmali

N-Bromosuccinimide was found to efficiently catalyze the synthesis of highly functionalized, tetra-substituted furan derivatives in the one-pot reactions of but-2-ene-1,4-diones and acetoacetate esters in the presence of i-PrOH as solvent under mild and neutral conditions at 80-90?C for 3-7 h in high yields (87-94%).


2020 ◽  
Vol 24 (20) ◽  
pp. 2341-2355
Author(s):  
Thaipparambil Aneeja ◽  
Sankaran Radhika ◽  
Mohan Neetha ◽  
Gopinathan Anilkumar

One-pot syntheses are a simple, efficient and easy methodology, which are widely used for the synthesis of organic compounds. Imidazoline is a valuable heterocyclic moiety used as a synthetic intermediate, chiral auxiliary, chiral catalyst and a ligand for asymmetric catalysis. Imidazole is a fundamental unit of biomolecules that can be easily prepared from imidazolines. The one-pot method is an impressive approach to synthesize organic compounds as it minimizes the reaction time, separation procedures, and ecological impact. Many significant one-pot methods such as N-bromosuccinimide mediated reaction, ring-opening of tetrahydrofuran, triflic anhydrate mediated reaction, etc. were reported for imidazoline synthesis. This review describes an overview of the one-pot synthesis of imidazolines and covers literature up to 2020.


2001 ◽  
Vol 2001 (4) ◽  
pp. 160-161 ◽  
Author(s):  
Hongyun Guo ◽  
Yunfa Zheng ◽  
Yongmin Zhang

α-Selenonitriles, α-selenoesters, and asymmetrical selenides can be readily obtained from the one-pot reaction of diselenides and active organic halides by a Sm/ZnCl2 system in DMF-H2O.


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