Isolation and X-ray structures of reactive intermediates of organocatalysis with diphenylprolinol ethers and with imidazolidinones a survey and comparison with computed structures and with 1-acyl-imidazolidinones: The 1,5-repulsion and the geminal-diaryl effect at work

Helvetica Chimica Acta

Volumn 91, Issue 11, 2008, Pages 1999-2034

  Seebach, Dieter ^a   Grošelj, Uroš ^a,b   Badine, D Michael ^a   Schweizer, W Bernd ^a   Beck, Albert K ^a  

^a ETH ZURICH   (Switzerland)

^b UNIVERSITY OF LJUBLJANA   (Slovenia)

Author keywords

[No Author keywords available]

Indexed keywords

BENZENE RINGS; CAMBRIDGE; CINNAMALDEHYDE; DFT CALCULATIONS; ELECTROPHILES; ENAMINE; ENANTIOSELECTIVE SYNTHESES; EXPERIMENTAL OPTIMIZATIONS; GENERAL STRUCTURES; GROUP MATCHES; HETEROCYCLES; IMIDAZOLIDIN; IMINIUM; IMINIUM IONS; IMINIUM SALTS; MINIMALIZATION; NMR SPECTRUMS; NMR STRUCTURES; ORGANOCATALYSIS; PHENYL ACETALDEHYDES; PYRAMIDALIZATION; REACTIVE INTERMEDIATES; STRUCTURAL ASPECTS; TWO TYPES; X-RAY STRUCTURE ANALYSIS; X-RAY STRUCTURES;

ALDEHYDES; BENZENE; CATALYSIS; CHELATION; CRYSTAL STRUCTURE; CRYSTALLINE MATERIALS; CRYSTALLOGRAPHY; ETHERS; EXPERIMENTS; NUCLEAR MAGNETIC RESONANCE; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; ORGANIC COMPOUNDS; RATE CONSTANTS; REACTION KINETICS; SALTS; SILICON; SULFUR COMPOUNDS;

SINGLE CRYSTALS;

1 ACYLIMIDAZOLIDINONE DERIVATIVE; 2 PHENYLACETALDEHYDE; ACETALDEHYDE; CINNAMALDEHYDE; DIPHENYLPROLINOL ETHER; ENAMINE; ETHER DERIVATIVE; HETEROCYCLIC COMPOUND; IMIDAZOLIDINONE DERIVATIVE; IMIDAZOLINE DERIVATIVE; SODIUM CHLORIDE; UNCLASSIFIED DRUG;

ARTICLE; CATALYSIS; CRYSTAL; CRYSTAL STRUCTURE; ENANTIOSELECTIVITY; NUCLEAR MAGNETIC RESONANCE; PRIORITY JOURNAL; REACTION ANALYSIS; REACTION OPTIMIZATION; STEREOCHEMISTRY; X RAY ANALYSIS;

EID: 57149117689     PISSN: 0018019X     EISSN: None     Source Type: Journal    
DOI: 10.1002/hlca.200890216     Document Type: Article

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