Michael Addition of Indole to α,β-Unsaturated Ketones Catalyzed by Silica Sulfuric Acid under Ultrasonic Irradiation.

ChemInform ◽  
2006 ◽  
Vol 37 (24) ◽  
Author(s):  
Ji-Tai Li ◽  
Hong-Guang Dai ◽  
Wen-Zhi Xu ◽  
Tong-Shuang Li
Keyword(s):  
Sulfuric Acid ◽  
Ultrasonic Irradiation ◽  
Michael Addition ◽  
Silica Sulfuric Acid ◽  
Unsaturated Ketones

ChemInform Abstract: Silica Sulfuric Acid Mediated Acylation of Amines with 1,3-Diketones via C-C Bond Cleavage under Solvent-Free Conditions.

ChemInform ◽  
2016 ◽  
Vol 47 (8) ◽  
pp. no-no
Author(s):  
Ruiqiang Guo ◽  
Chuanlei Zhu ◽  
Zhe Sheng ◽  
Yanzhe Li ◽  
Wei Yin ◽  
...  
Keyword(s):  
Sulfuric Acid ◽  
Bond Cleavage ◽  
Solvent Free ◽  
Silica Sulfuric Acid ◽  
Solvent Free Conditions

An efficient and chemoselective Cbz-protection of amines using silica–sulfuric acid at room temperature

2007 ◽  
Vol 48 (46) ◽  
pp. 8170-8173 ◽  
Author(s):  
Manoj B. Gawande ◽  
Vivek Polshettiwar ◽  
Rajender S. Varma ◽  
Radha V. Jayaram
Keyword(s):  
Sulfuric Acid ◽  
Room Temperature ◽  
Silica Sulfuric Acid
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