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Aza Crown Compounds

Known as: Compounds, Aza Crown, Crown Compounds, Aza 
Macrocyclic polyamines related to aza-oxa crowns (CROWN ETHERS).
National Institutes of Health

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Broader (1)

Crown Compounds

Papers overview

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Highly Cited
2010
Highly Cited
2010
Enantio- and diastereoselective synthesis of piperidines by coupling of four components in a "one-pot" sequence involving diphenylprolinol silyl ether mediated Michael reaction.
An efficient, asymmetric, four-component, one-pot synthesis of highly substituted piperidines with excellent diastereo- and… 
Highly Cited
2008
Highly Cited
2008
Chiral amine-catalyzed enantioselective cascade aza-ene-type cyclization reactions.
Highly Cited
2007
Highly Cited
2007
Chiral brønsted acid-catalyzed tandem aza-ene type reaction/cyclization cascade for a one-pot entry to enantioenriched piperidines.
A chiral monophosphoric acid-catalyzed tandem aza-ene type reaction/cyclization cascade enabled the rapid construction of… 
Highly Cited
2007
Highly Cited
2007
Asymmetric aza-Michael reactions catalyzed by cinchona alkaloids.
The organocatalysed asymmetric aza-Michael addition of hydrazones to cyclic enones has been achieved in good yield and… 
Highly Cited
2005
Highly Cited
2005
Bifunctional organocatalysts for enantioselective aza-Morita-Baylis-Hillman reaction.
The efficient and novel bifunctional organocatalyst for the enantioselective aza-Morita-Baylis-Hillman (aza-MBH) reaction has… 
Highly Cited
2005
Highly Cited
2005
A chiral molecular recognition approach to the formation of optically active quaternary centres in aza-Henry reactions.
An approach to asymmetric catalysis based on chiral molecular recognition by the combination of chiral Lewis acids and chiral… 
Highly Cited
2003
Highly Cited
2003
Chiral phosphine Lewis base catalyzed asymmetric aza-Baylis-Hillman reaction of N-sulfonated imines with methyl vinyl ketone and phenyl acrylate.
In the aza-Baylis-Hillman reaction of N-sulfonated imines with methyl vinyl ketone (MVK) promoted by chiral phosphine Lewis base… 
Highly Cited
2002
Highly Cited
2002
An epiisopicropodophyllin aza analogue via palladium-catalyzed pseudo-domino cyclization.
A new aza analogue of epiisopicropodophyllin (the C-3 epimer of podophyllotoxin) has been synthesized exploiting two original… 
Highly Cited
2002
Highly Cited
2002
New synthesis of pyrrolidine homoazasugars via aminohomologation of furanoses and their use for the stereoselective synthesis of aza-C-disaccharides.
The introduction of a formyl group at the anomeric center of 2,3,5-tri-O-benzyl furanoses and substitution of the ring oxygen… 
Highly Cited
1995
Highly Cited
1995
Solid-phase synthesis of defined 1,4-benzodiazepine-2,5-dione mixtures
The preparation and screening of combinatorial libraries has in recent years become an attractive method for the discovery of… 
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