scholarly journals Direct asymmetric reduction of levulinic acid to gamma-valerolactone: synthesis of a chiral platform molecule

2015 ◽  
Vol 17 (12) ◽  
pp. 5189-5195 ◽  
Author(s):  
József M. Tukacs ◽  
Bálint Fridrich ◽  
Gábor Dibó ◽  
Edit Székely ◽  
László T. Mika
Keyword(s):  
Levulinic Acid ◽  
Asymmetric Reduction ◽  
Optically Active

Biomass-originated levulinic acid was directly converted to optically active (S)-gamma-valerolactone, a proposed biomass-based chiral platform molecule.

A Novel Asymmetric reduction of Nitroolefin 2-Nitro-1-Phenyl-1-Propene by Using BINAP-Ruthenium(II) Complexes

2003 ◽  
Vol 2003 (3) ◽  
pp. 128-129 ◽  
Author(s):  
Yanjun Li ◽  
Taeko Izumi
Keyword(s):  
Asymmetric Reduction ◽  
Enantiomeric Excess ◽  
Optically Active

The ruthenium BINAP complex, [Ru(OAc)2{(S)-BINAP}], can catalyse the hydrogenation of 2-nitro-1-phenyl-1-propene (1) to give optically active 2-nitro-1-phenylpropane (2) in moderate enantiomeric excess.

Asymmetric reduction of chlorinated 4-oxopentanoates with Bakers' yeast. Synthesis of optically active .gamma.-butyrolactones and useful chiral building blocks

1991 ◽  
Vol 56 (25) ◽  
pp. 7177-7179 ◽  
Author(s):  
Sadao Tsuboi ◽  
Junichi Sakamoto ◽  
Takayuki Kawano ◽  
Masanori Utaka ◽  
Akira Takeda
Keyword(s):  
Asymmetric Reduction ◽  
Building Blocks ◽  
Optically Active
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