Direct synthesis of butadiynyl-substituted pyrroles under solvent- and transition metal-free conditions

RSC Advances ◽  
2015 ◽  
Vol 5 (89) ◽  
pp. 73241-73248 ◽  
Author(s):  
Denis N. Tomilin ◽  
Bartłomiej Pigulski ◽  
Nurbey Gulia ◽  
Agata Arendt ◽  
Lyubov N. Sobenina ◽  
...  
Keyword(s):  
Transition Metal ◽  
Direct Synthesis ◽  
Solvent Free ◽  
Metal Free ◽  
Highly Efficient ◽  
Solvent Free Conditions ◽  
Substituted Pyrroles

The work describes a convenient and highly efficient C–H butadiynylation of substituted pyrroles under mild and solvent-free conditions.

scholarly journals A practical and sustainable protocol for direct amidation of unactivated esters under transition-metal-free and solvent-free conditions

2021 ◽  
Author(s):  
Rui Zhang ◽  
Wei-Zhong Yao ◽  
Liang Qian ◽  
Wei Sang ◽  
Ye Yuan ◽  
...  
Keyword(s):  
Transition Metal ◽  
Solvent Free ◽  
Synthetic Approach ◽  
Metal Free ◽  
Solvent Free Conditions ◽  
Direct Amidation

In this paper, a NaOtBu-mediated synthetic approach was developed for direct amidation of unactivated esters with amines under transition-metal-free and solvent-free conditions, affording a series of amides in good to...

ChemInform Abstract: Direct Synthesis of Butadiynyl-Substituted Pyrroles under Solvent- and Transition Metal-Free Conditions.

ChemInform ◽  
2016 ◽  
Vol 47 (2) ◽  
Author(s):  
Denis N. Tomilin ◽  
Bartlomiej Pigulski ◽  
Nurbey Gulia ◽  
Agata Arendt ◽  
Lyubov N. Sobenina ◽  
...  
Keyword(s):  
Transition Metal ◽  
Direct Synthesis ◽  
Metal Free ◽  
Substituted Pyrroles

K2S2O8/I2 promoted syntheses of α-thio-β-dicarbonyl compounds via oxidative C–S coupling reactions under transition metal-free and solvent-free conditions

RSC Advances ◽  
2015 ◽  
Vol 5 (55) ◽  
pp. 44299-44305 ◽  
Author(s):  
Yi-Wei Liu ◽  
Satpal Singh Badsara ◽  
Yi-Chen Liu ◽  
Chin-Fa Lee
Keyword(s):  
Transition Metal ◽  
Coupling Reaction ◽  
Solvent Free ◽  
Coupling Reactions ◽  
Dicarbonyl Compounds ◽  
Metal Free ◽  
Solvent Free Conditions

K2S2O8/I2 promoted C–S coupling reaction of β-diketone with disulfide has been described. The resulting α-thio-β-diketones compounds were obtained in good to excellent yields.

Visible light-driven Metal-free Synthesis of Highly Substituted Pyrroles through C-H Functionalisation

2021 ◽  
Author(s):  
Theodora Wrobel von Zuben ◽  
Guilherme Cariello Cariello Silva ◽  
Airton Salles
Keyword(s):  
Visible Light ◽  
Solvent Free ◽  
Metal Free ◽  
Solvent Free Conditions ◽  
Visible Light Driven ◽  
Substituted Pyrroles

A visible light-driven metal-free route to access unprecedented highly substituted pyrroles is reported. Benzophenone is employed as an easily accessible photoinitiator under solvent-free conditions to deliver targeted products in high...

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