Buchler GmbH
  • Products
    • Active Pharmaceutical Ingredients
    • Asymmetric Synthesis
      • Chiral Building Blocks
      • Chiral Phase Transfer Catalysts (PTCs)
      • Chiral Screening Kit
      • Enantioselective Organocatalysts
      • Racemic Resolution
    • Food Ingredients
    • Product Overview
  • Chiral Catalyst Search (NEW)
  • Contact
  • About
    • Certificates
    • Company Policy
    • Former Buchler Company Managers
    • Galleries
      • Gallery current production and storage
      • Gallery Laboratory
      • Gallery Historical Production
    • History of Buchler
  • Career
Select Page

Chlorination, substituted pyrazolones, N-chlorophthalimide, substituted 4-chloropyrazolones, Quinidine Base

Chlorination

Cyclization, 4 substituted ethyl (E)-hydroxy-3-nitrobut-3-enoate, substituted 3-chloropentane-2,4-dione, multi-functionalized isoxazoline N-oxides, Quinidine Base

Cyclization, Isoxazoline cyclization

Desymmetrization, (3aR,6aS)-tetrahydro-1H-cyclopenta[c]furan-1,3(3aH)-dione, methanol, (1R,2S)-2-(methoxycarbonyl)cyclopentane-1-carboxylic acid, Quinidine Base

Desymmetrization

Desymmetrization, cyclic meso-anhydrides, methanol, 2-substituted (1R,3S)-3-(methoxycarbonyl)cyclopropane-1-carboxylic acid, Quinidine Base

Desymmetrization

oxa-Michael, 2,5-cyclohexadienone-tethered aryl aldehydes, hydroperoxyalkanes, cyclohexenone-fused isochromans, Quinidine Base

Cyclization, Desymmetrization, Further Cyclizations, Intramolecular cyclization, Michael Addition, Oxa-Michael Addition

Isomerization, substituted (E)-3,5-dimethylhex-3-en-2-one, substituted 3,5-dimethylhex-4-en-2-one, Quinidine Base

Isomerization

Trifluoromethylthiolation, beta-keto esters, N-trifluoromethylthiophthalimide, tert-butyl (S)-4-methyl-2-oxo-1-((trifluoromethyl)thio)cyclopent-3-ene-1-carboxylate, Quinidine Base

Trifluoro-methylthiolation

Cyanation, activated olefins, ethyl cyanoformate, R-substituted diethyl 2-(1-cyanomethyl)malonate, Tetraisopropyl Titanate, 3,3′-disubstituted-[1,1′-biphenyl]-2,2′-diol, Quinidine Base

Cyanation, Michael, Michael Addition

Vinylogous Michael Addition, alpha,beta-unsaturated γ-butyrolactam, nitroolefins, 1R-substituted tert-butyl (R)-2-(2-nitroethyl)-5-oxo-2,5-dihydro-1H-pyrrole-1-carboxylate, Quinidine Base

Michael Addition, Vinylogous Michael Addition

Protonation, alpha‐oxygenated ester enolates, disubstituted phosphonic acid, substituted (R)-2-(phosphonooxy)propanoate, Quinidine Base

Protonation

« Older Entries
Next Entries »

Glossary

Impressum / Legal Notice

Code of Conduct

Hinweisgebersystem / Whistleblowing System

Allgemeine Geschäfts-bedingungen / General Terms and Conditions

Datenschutzhinweise / Data Protection Information

Contact

My Account
  • Follow
  • Follow

All Rights Reserved by Buchler GmbH