Catalysis of Highly Stereoselective Mannich-Type Reactions of Ketones with α-Imino Esters by a...

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2005 Enantioselective syntheses O 0031 Catalysis of Highly Stereoselective Mannich-Type Reactions of Ketones with α-Imino Esters by a Pyrrolidine-Sulfonamide. Synthesis of Unnatural α-Amino Acids. — (WANG*, W.; WANG, J.; LI, H.; Tetrahedron Lett. 45 (2004) 39, 7243-7246; Dep. Chem., Univ. N. Mex., Albuquerque, NM 87131, USA; Eng.) — Mais 03- 026

Transcript of Catalysis of Highly Stereoselective Mannich-Type Reactions of Ketones with α-Imino Esters by a...

Page 1: Catalysis of Highly Stereoselective Mannich-Type Reactions of Ketones with α-Imino Esters by a Pyrrolidine-Sulfonamide. Synthesis of Unnatural α-Amino Acids.

2005

Enantioselective synthesesO 0031 Catalysis of Highly Stereoselective Mannich-Type Reactions of Ketones with

α-Imino Esters by a Pyrrolidine-Sulfonamide. Synthesis of Unnatural α-Amino Acids. — (WANG*, W.; WANG, J.; LI, H.; Tetrahedron Lett. 45 (2004) 39, 7243-7246; Dep. Chem., Univ. N. Mex., Albuquerque, NM 87131, USA; Eng.) — Mais

03- 026

Synthesis of β-Amino Diaryldienones Using the Mannich Reactionjung/pdfs/357.pdf · 4/8/2019  · Mannich reaction on acetophenone type substrates to synthesize the β-amino enone

Synthesis of β-Amino Diaryldienones Using the Mannich Reactionjung/pdfs/357.pdf · 4/8/2019  · Mannich reaction on acetophenone type substrates to synthesize the β-amino enone

ChemFiles Vol. 8, No. 7 - Unnatural Amino Acids

ChemFiles Vol. 8, No. 7 - Unnatural Amino Acids

Catalytic Enantioselective Mannich-type Reactions of ...ccc.chem.pitt.edu/wipf/Current Literature/Zhiyong_3.pdf · Catalytic Enantioselective Mannich-type Reactions of Ketoimines

Catalytic Enantioselective Mannich-type Reactions of ...ccc.chem.pitt.edu/wipf/Current Literature/Zhiyong_3.pdf · Catalytic Enantioselective Mannich-type Reactions of Ketoimines

Make Nature Natural Again · Make Nature Natural Again If nature looks unnatural, maybe we misunderstood what naturalness means. Power divergences and regulators are suggested by

Make Nature Natural Again · Make Nature Natural Again If nature looks unnatural, maybe we misunderstood what naturalness means. Power divergences and regulators are suggested by

Unnatural Amino Acids - Sigma-Aldrich · PDF fileUnnatural Amino Acids Vol. 8, No. 7 (R)-Allylalanine: a versatile α,α-disubstituted amino acid for peptide synthesis. Unnatural Amino

Unnatural Amino Acids - Sigma-Aldrich · PDF fileUnnatural Amino Acids Vol. 8, No. 7 (R)-Allylalanine: a versatile α,α-disubstituted amino acid for peptide synthesis. Unnatural Amino

Synthesis of Sulfonamide Chalcones as α-Glucosidase Inhibitors

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Direct enantio- and diastereoselective Mannich …1 Direct enantio- and diastereoselective Mannich reactions of malonate and β-keto esters with N-Boc andN-Cbz aldimines catalysed

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UFSM TESE DE DOUTORADO - cascavel.ufsm.brcascavel.ufsm.br/.../Publico/ADRIANOSIQUEIRAVIEIRA.pdf · 1.6. Preparação e reatividade de compostos ... Reações do tipo-Mannich multicomponentes

UFSM TESE DE DOUTORADO - cascavel.ufsm.brcascavel.ufsm.br/.../Publico/ADRIANOSIQUEIRAVIEIRA.pdf · 1.6. Preparação e reatividade de compostos ... Reações do tipo-Mannich multicomponentes

US Unnatural amino acids unpriced - Sigma-Aldrich · amino acids find wide applications as drugs,[1] major drawbacks such as rapid metabolism by proteolysis and interactions at multiple

US Unnatural amino acids unpriced - Sigma-Aldrich · amino acids find wide applications as drugs,[1] major drawbacks such as rapid metabolism by proteolysis and interactions at multiple

Direct Organocatalytic Enantioselective Mannich Reactions ...ccc.chem.pitt.edu/wipf/Current Literature/Mike_3.pdfR3 5e (5 mol%) 0 oC, 20 h Table 2. Reaction of ketimines 1a-f with

Direct Organocatalytic Enantioselective Mannich Reactions ...ccc.chem.pitt.edu/wipf/Current Literature/Mike_3.pdfR3 5e (5 mol%) 0 oC, 20 h Table 2. Reaction of ketimines 1a-f with

SSB SJ Pep CC Support R - Royal Society of Chemistry · Supporting Information 3 N N + N Scheme S2b. Synthesis of final fluorescent tripeptides containing fluorescent triazolyl unnatural

SSB SJ Pep CC Support R - Royal Society of Chemistry · Supporting Information 3 N N + N Scheme S2b. Synthesis of final fluorescent tripeptides containing fluorescent triazolyl unnatural

Memory of Chirality: Synthesis of enantiopure sultams ... · the antibiotic revolution in medicine. Prontosil was the first sulfonamide drug synthesized and tested as antimicrobial

Memory of Chirality: Synthesis of enantiopure sultams ... · the antibiotic revolution in medicine. Prontosil was the first sulfonamide drug synthesized and tested as antimicrobial

Advancement of Direct Catalytic Mannich-type Reactions ... · Reaction Mechanism O H H R H N R H N H R R OH H+ N H R R OH2 N R R Step 1. Formation of the Schiff base Name Reactions

Advancement of Direct Catalytic Mannich-type Reactions ... · Reaction Mechanism O H H R H N R H N H R R OH H+ N H R R OH2 N R R Step 1. Formation of the Schiff base Name Reactions

Anti-Selective Direct Asymmetric Mannich Reactions ...chemistry.coe21.kyoto-u.ac.jp/.../h18_poster/070126Abstracts2.pdf · Anti-Selective Direct Asymmetric Mannich Reactions Catalyzed

Anti-Selective Direct Asymmetric Mannich Reactions ...chemistry.coe21.kyoto-u.ac.jp/.../h18_poster/070126Abstracts2.pdf · Anti-Selective Direct Asymmetric Mannich Reactions Catalyzed