Reactions of ketones and related compounds with solid supported phosphoric acid catalyst. IV. Rearrangement studies of trimethylacetaldehyde-1-14C and 3-methyl-2-butanone-2-14C

1970 ◽  
Vol 35 (8) ◽  
pp. 2801-2803 ◽  
Author(s):  
Mitsuo. Oka ◽  
Arthur. Fry
Keyword(s):  
Phosphoric Acid ◽  
Acid Catalyst ◽  
Related Compounds

The Highly Enantioselective Addition of Indoles toN-Acyl Imines with Use of a Chiral Phosphoric Acid Catalyst

2007 ◽  
Vol 9 (14) ◽  
pp. 2609-2611 ◽  
Author(s):  
Gerald B. Rowland ◽  
Emily B. Rowland ◽  
Yuxue Liang ◽  
Jason A. Perman ◽  
Jon C. Antilla
Keyword(s):  
Phosphoric Acid ◽  
Acid Catalyst ◽  
Chiral Phosphoric Acid ◽  
Enantioselective Addition

Refining Gasoline with Solid Phosphoric Acid Catalyst

1938 ◽  
Vol 30 (11) ◽  
pp. 1316-1317 ◽  
Author(s):  
V. N. Ipatieft ◽  
B. B. Corson
Keyword(s):  
Phosphoric Acid ◽  
Acid Catalyst

scholarly journals QM/MM study on the enantioselectivity of spiroacetalization catalysed by an imidodiphosphoric acid catalyst: how confinement works

2016 ◽  
Vol 14 (11) ◽  
pp. 3031-3039 ◽  
Author(s):  
Luis Simón ◽  
Robert S. Paton
Keyword(s):  
Phosphoric Acid ◽  
Acid Catalyst ◽  
Acid Catalysts ◽  
Chiral Phosphoric Acid

An explanation of why confined imidodiphosphoric acid catalyst succeeds where other chiral phosphoric acid catalysts fail.

Asymmetric N-aminoalkylation of 3-substituted indoles by N-protected N,O-acetals: an access to chiral propargyl aminals

2020 ◽  
Vol 18 (22) ◽  
pp. 4169-4173
Author(s):  
Junxian Yang ◽  
Zeyuan He ◽  
Liang Hong ◽  
Wangsheng Sun ◽  
Rui Wang
Keyword(s):  
Phosphoric Acid ◽  
Acid Catalyst ◽  
Mild Conditions

A direct enantioselective N1 aminoalkylation of 3-substituted indoles is efficiently catalyzed by a phosphoric acid catalyst under mild conditions, which could be applied to the modification of tryptophan containing oligopeptides.

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