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

Cascade reaction, ethyl (E)-2-(2-oxoindolin-3-ylidene)acetate, pentane-2,4-dione, (E)-(2-nitrovinyl)benzene, poly-substituted spirocyclohexane oxindole, 3-[[[3,5-Bis(trifluoromethyl)phenyl]methyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione, Quinine Derivative

Cascade reaction, Spirocyclization

Spirocyclization, substituted indoline-2-thione, E-substituted 3-vinylbenzo[d]isothiazole 1,1-dioxide, spiro[thiopyranoindole-benzoisothiazole]scaffold, N-[3,5-Bis(trifluoromethyl)phenyl]-N′-[(8α,9S)-6′-methoxycinchonan-9-yl]thiourea, Quinine Derivative

Spirocyclization

Michael Addition, cyclohexane-1,3-dione, ethyl (E)-2-oxo-4-phenylbut-3-enoate, ethyl (4R)-2-hydroxy-5-oxo-4-phenyl-3,4,5,6,7,8-hexahydro-2H-chromene-2-carboxylate, (8α,9S)-(8′′α,9′′S)-9,9′′-[4,4′-bi-1H-1,2,3-triazole]-1,1′-diylbis[6′-methoxy-cinchonan, Quinine Derivative

Michael, Michael Addition

α-Alkylation, ketones, diethyl 2-bromomalonate, diethyl (R)-2-(3,3-dimethyl-9-oxo-1,5-dioxaspiro[5.5]undecan-8-yl)malonate, (8α,9S)-6′-Methoxy-2′-phenylcinchonan-9-amine, Quinine Derivative

Alkylation, alpha-Alkylation

Acylation, benzenesulfonimidamide, 2,2,2-trifluoroethyl 2,2,2-trifluoroacetate, (S)-N-(amino(oxo)(phenyl)-sulfaneylidene)-2,2,2-trifluoroacetamide, (8α,9R)-6′-methoxy-, 9-[P,P-bis(4-methoxyphenyl)phosphinate]cinchonan-9-ol, Quinine Derivative

Acylation

Oxa-Michael, substituted (E)-4-methyl-N-(4-oxobut-2-en-1-yl)benzenesulfonamide, aldehydes, 2,5‐disubstituted oxazolidines, 3-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-4-[[4-(trifluoromethyl)phenyl]amino]-3-cyclobutene-1,2-dione, Quinine Derivative

Cyclization, Cyclization, Further Cyclizations, Michael Addition, Oxa-Michael Addition

Aza-Michael Addition, substituted benzyl (E)-(7-(4-methoxyphenyl)-7-oxohept-5-en-1-yl)carbamate, substituted benzyl (R)-2-(2-(4-methoxyphenyl)-2-oxoethyl)piperidine-1-carboxylate, (8α,9S)-6′-Methoxycinchonan-9-amine, Quinine Derivative

Aza-Michael, Cyclization, Further Cyclizations, Intramolecular Aza-Michael, Intramolecular cyclization, Michael Addition

Aza-Michael Addition, enone carbamates, (R)-2-(2-oxopropyl)piperidine-1-carboxylates, (8α,9S)-6′-Methoxycinchonan-9-amine, Quinine Derivative

Aza-Michael, Cyclization, Further Cyclizations, Intramolecular Aza-Michael, Intramolecular cyclization, Michael Addition

Desymmetrization, 3-isobutylglutaric anhydride, cinnamyl alcohol, (R)-3-(2-(cinnamyloxy)-2-oxoethyl)-5-methylhexanoic acid, Quinine Base

Desymmetrization

Aldol reaction, substituted benzaldehyde, hydroxyacetone, substituted (3R,4S)-3,4-dihydroxy-4-phenylbutan-2-one, (+)-tartaric acid, (8α,9S)-6′-Methoxycinchonan-9-amine, Quinine Derivative

Aldol, Aldol

« 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