Organocatalytic asymmetric one-pot sequential reaction: synthesis of highly substituted spirocyclohexanepyrazolones with six contiguous stereogenic carbons.

DOI Number:

10.1016/j.tet.2014.10.038

Reaction Category:

Educt:

substituted 2,4-dihydro-3H-pyrazol-3-one, α,β-unsaturated aldehydes

Product:

spirocyclic compound

Catalyst:

piperidine, N-[(8α,9S)-6′-methoxycinchonan-9-yl]-N′-phenyl-thiourea

Cas No:

890043-53-5

Cas No:

130-95-0