Recyclable BINOL–quinine–squaramide as a highly efficient organocatalyst for α-amination of 1,3-dicarbonyl compounds and α-cyanoacetates.
DOI Number:
10.1039/C4RA13789B
Reaction Category:
Educt:
Diethyl azodicarboxylate, ethyl 2-cyano-2-phenylacetate
Product:
1,2-Diethyl 1-(1-cyano-2-ethoxy-2-oxo-1-phenylethyl)-1,2-hydrazinedicarboxylate
Catalyst:
3-[[[(1S)-2,2′-dihydroxy[1,1′-binaphthalen]-3-yl]methyl]amino]-4-[[(9S)-6′-methoxycinchonan-9-yl]amino]-3-cyclobutene-1,2-dione
Cas No:
1486483-03-7
Associated Product from Buchler GmbH:
Quinine Base
Cas No:
130-95-0