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Search results for: organocatalysis

143 results found.

15 pages of results.
L-Piperazine-2-carboxylic Acid Derived N-Formamide as a Highly Enantioselective Lewis Basic Catalyst for Hydrosilylation of N-Aryl Imines with an Unprecedented Substrate Profile
... Lett., 2006, 8, 999-1001. Key Words Reduction of Imines, Organocatalysis, Trichlorosilane ID: J54-Y2006-1930 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/316.shtm
A Recyclable Fluorous (S)-Pyrrolidine Sulfonamide Promoted Direct, Highly Enantioselective Michael Addition of Ketones and Aldehydes to Nitroolefins in Water
... see article for more examples see article for more reactions Key Words Nitro Compounds, Organocatalysis, Green Chemistry ID: J54-Y2006-1970 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/320.shtm
Catalytic Hydrogenation of ?,?-Epoxy Ketones to Form ?-Hydroxy Ketones Mediated by an NADH Coenzyme Model
... examples Key Words ?,?-Epoxy Ketones, Reduction of Epoxides, Sodium Hydrosulfite, Organocatalysis ID: J54-Y2006-2260 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/349.shtm
Direct Access to Enantiomerically Enriched ?-Amino Phosphonic Acid Derivatives by Organocatalytic Asymmetric Hydrophosphonylation of Imines
... see article for more examples proposed mechanism Key Words ?-Amino Phosphonates, Kabachnik-Fields Reaction, Organocatalysis ID: J42-Y2006-2410 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/364.shtm
3-Pyrrolidinecarboxylic Acid for Direct Catalytic Asymmetric anti-Mannich-Type Reactions of Unmodified Ketones
... Am. Chem. Soc., 2002, 124, 1842-1843. Key Words Organocatalysis, Mannich Reaction, ?-Amino Ketones, ?-Amino Acids ID: J48-Y2006-2440 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/367.shtm
New Efficient Organic Activators for Highly Enantioselective Reduction of Aromatic Ketones by Trichlorosilane
... activator. see article for more examples Key Words reduction of ketones, trichlorosilane, organocatalysis ID: J54-Y2006-2480 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/371.shtm
Combined Proline-Surfactant Organocatalyst for the Highly Diastereo- and Enantioselective Aqueous Direct Cross-Aldol Reaction of Aldehydes
... article for more examples Key Words aldol addition, asymmetric synthesis, green chemistry, organocatalysis, surfactants, 1,3-diols, sodium borohydride ID: J06-Y2006-2490 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/372.shtm
Organocatalytic Mitsunobu Reactions
... . see article for more examples proposed mechanism Key Words Mitsunobu Reaction, Esters, Organocatalysis, Iodosobenzene Diacetate ID: J48-Y2006-2500 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/373.shtm
Construction of Tetrasubstituted Carbon by an Organocatalyst: Cyanation Reaction of Ketones and Ketimines Catalyzed by a Nucleophilic N-Heterocyclic Carbene
... article for more examples Key Words N-heterocyclic carbene, tetrasubstituted carbon, nucleophilic organocatalyst, organocatalysis, cyanation( ketones, imines ), trimethylsilyl cyanide ID: J66-Y2006-2520 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/375.shtm
Highly Efficient Asymmetric Michael Addition of Aldehydes to Nitroalkenes Catalyzed by a Simple trans-4-Hydroxyprolylamide
... employed. see article for more examples Key Words Nitro Compounds, Michael Addition, Organocatalysis ID: J06-Y2006-2910 ...
URL: http://www.organic-chemistry.org/abstracts/lit1/413.shtm
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