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Chiral Lithium(I) Binaphtholate Salts for the Enantioselective Direct Mannich-Type Reaction with a Change of Syn/Anti and Absolute Stereochemistry
... Salts for the Enantioselective Direct Mannich-Type Reaction with a Change ... Key Words ?-Amino Acids , Mannich Reaction ID: J48-Y2010-0100 ... Chiral Lithium(I ) Binaphtholate Salts for the Enantioselective ...
URL: https://www.organic-chemistry.org/abstracts/lit2/776.shtm
Pyridinium 1,1'-Binaphthyl-2,2'-disulfonates as Highly Effective Chiral Brønsted Acid-Base Combined Salt Catalysts for Enantioselective Mannich-Type Reaction
... Combined Salt Catalysts for Enantioselective Mannich-Type Reaction Manabu Hatano, ... for more examples Key Words Mannich Reaction , Organocatalysis , ... ketones , active methylenes ID: J48-Y2008-3800 ...
URL: https://www.organic-chemistry.org/abstracts/lit2/383.shtm
Asymmetric Phase-Transfer Catalysts Bearing Multiple Hydrogen-Bonding Donors: Highly Efficient Catalysts for Enantio- and Diastereoselective Nitro-Mannich Reaction of Amidosulfones
... Key Words nitro compounds , Mannich reaction , organocatalysis ID ... for Enantio- and Diastereoselective Nitro-Mannich Reaction of Amidosulfones Bin ... , Yuxin Liu, Cong Sun, Zhonglin Wei, ...
URL: https://www.organic-chemistry.org/abstracts/lit4/767.shtm
Mild and Efficient One-Pot Synthesis of Diverse Flavanone Derivatives via an Organocatalyzed Mannich-Type Reaction
... Flavanone Derivatives via an Organocatalyzed Mannich-Type Reaction Srinivasu V. ... , aldehydes, ketones, Mannich bases, Michael addition ... cycloaddition ID: J66-Y2014 ...
URL: https://www.organic-chemistry.org/abstracts/lit4/386.shtm
Author: E. Abele
... /stereoselectivity/chirality/MANNICH-TYPE REACTIONS/HELICAL SECONDARY ... Reactions of Carbon Tetrachloride and Carbon Tetrabromide with Anions and ... ,3-DIPOLAR CYCLOADDITION REACTIONS/DIELS-ALDER-REACTIONS/ONE-POT SYNTHESIS/ ...
URL: https://www.organic-chemistry.org/abstracts/authors/abele-e.shtm
Catalytic Silicon-Mediated Carbon-Carbon Bond-Forming Reactions of Unactivated Amides
... imines to afford the corresponding Mannich-type adducts in high yields ... proposed catalytic cycle Key Words Mannich Reaction , ?-amino amides ... Portal Catalytic Silicon-Mediated Carbon-Carbon Bond-Forming Reactions of Unactivated Amides Shu ...
URL: https://www.organic-chemistry.org/abstracts/lit3/151.shtm
A Bench-Stable Homodinuclear Ni2-Schiff Base Complex for Catalytic Asymmetric Synthesis of ?-Tetrasubstituted anti-?,?-Diamino Acid Surrogates
... reactions Abstract Catalytic asymmetric direct Mannich-type reactions of ?-substituted nitroacetates ... homodinuclear Ni2-Schiff base complex gave Mannich products in high ee ... ja710398q see article for more reactions Abstract Catalytic asymmetric direct ...
URL: https://www.organic-chemistry.org/abstracts/lit2/032.shtm
Iron(III)-Catalyzed Consecutive Aza-Cope-Mannich Cyclization: Synthesis of trans-3,5-Dialkyl Pyrrolidines and 3,5-Dialkyl-2,5-dihydro-1H-pyrroles
... sigmatropic rearrangement, and intramolecular Mannich reaction. The cyclization ... III) -Catalyzed Consecutive Aza-Cope-Mannich Cyclization: Synthesis of ... ol102372c see article for more reactions Abstract An efficient alkene ...
URL: https://www.organic-chemistry.org/abstracts/lit3/097.shtm
Diastereoselectively Switchable Enantioselective Trapping of Carbamate Ammonium Ylides with Imines
... chiral Brønsted acid cocatalyzed three-component Mannich-type reaction of a diazo ... Key Words Multicomponent Reaction , Mannich Reaction , ?-amino acids ... ja201589k see article for more reactions Abstract The intriguing Rh2 ...
URL: https://www.organic-chemistry.org/abstracts/lit3/293.shtm
Natural Product Synthesis by C-H Functionalization: (±)-Allokainic Acid (Wee), (-)-Cameroonan-7?-ol (Taber), (+)-Lithospermic Acid (Yu), (-)-Manabacanine (Kroutil), Streptorubin B and Metacycloprodigiosin (Challis)
... Although this is clearly a Mannich-type cyclization, a simple ... reaction gave a 40:60 mixture of regioisomers, ... of them racemic. The enzyme effected cyclization to a ...
URL: https://www.organic-chemistry.org/Highlights/2012/30January.shtm
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