Micellar media catalyzed highly efficient reductive amination of carbonyl compounds with bis(triphenylphosphine)(tetrahydroborato)zirconium(II), [Zr(BH4)2(Ph3P)2], as a new and a highly water tolerant tetrahydroborate reducing agent

2009 ◽  
Vol 6 (1) ◽  
pp. 177-186 ◽  
Author(s):  
H. Firouzabadi ◽  
N. Iranpoor ◽  
H. Alinezhad
Author(s):  
Ruixia Liu ◽  
Jingkuo Han ◽  
Bin Li ◽  
Xian Liu ◽  
Zhao Wei ◽  
...  

A highly efficient intramolecular asymmetric reductive amination transformation catalyzed by an iridium complex of tBu-ax-Josiphos has been realized, providing an efficient access to various THIQ alkaloids.


2002 ◽  
Vol 80 (7) ◽  
pp. 779-788 ◽  
Author(s):  
Giancarlo Verardo ◽  
Paola Geatti ◽  
Elena Pol ◽  
Angelo G Giumanini

α-Amino acids and α-amino methyl esters are easily converted to their N-monoalkyl derivatives by a reductive condensation reaction using several carbonyl compounds in the presence of sodium borohydride. This reducing agent has shown a wide versatility with minor but essential procedural variations. The reaction allows the α-monodeuterium labeling of the new N-substituent by use of sodium borodeuteride.Key words: α-amino acid, α-amino methyl esters, sodium borohydride, reductive N-monoalkylation, carbonyl compounds.


2010 ◽  
Vol 40 (7) ◽  
pp. 951-956 ◽  
Author(s):  
Heshmatollah Alinezhad ◽  
Mahmood Tajbakhsh ◽  
Nastaran Mahdavi

ACS Catalysis ◽  
2020 ◽  
Vol 10 (14) ◽  
pp. 7763-7772 ◽  
Author(s):  
Chao Xie ◽  
Jinliang Song ◽  
Manli Hua ◽  
Yue Hu ◽  
Xin Huang ◽  
...  

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