Carbonic acid: synthesis by protonation of bicarbonate and FTIR spectroscopic characterization via a new cryogenic technique

1993 ◽  
Vol 115 (18) ◽  
pp. 8427-8431 ◽  
Author(s):  
Wolfgang Hage ◽  
Andreas Hallbrucker ◽  
Erwin Mayer

2021 ◽  
Vol 18 ◽  
Author(s):  
Princy Gupta ◽  
Nayan Prakash ◽  
Yogeshwar Ramawat ◽  
Palvi Rajput ◽  
Amir Fayaz ◽  
...  

: Naturally occurring clay halloysite is used to synthesize novel halloysite functionalized sulfonic acid in two steps; functionalization followed by oxidation and its catalytic activity is estimated for one-pot synthesis of Hantzsch 1,4-dihydropyridines under green solvent-free conditions. Spectroscopic studies such as FTIR, TGA, elemental analysis and first-principles based quantum chemical studies are used to characterize the catalyst. Recyclability without significant loss of catalytic activity is observed for several runs.







2016 ◽  
Vol 625 (1) ◽  
pp. 259-275 ◽  
Author(s):  
Kaliyaperumal Thanigaimani ◽  
Nuridayanti Che Khalib ◽  
Suhana Arshad ◽  
Ibrahim Abdul Razak ◽  
Madhukar Hemamalini


2000 ◽  
Vol 23 (7) ◽  
Author(s):  
Carlos Camacho Camacho ◽  
Dick de Vos ◽  
Bernard Mahieu ◽  
Marcel Gielen ◽  
Martine Kemmer ◽  
...  






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