Asymmetric synthesis of amino-bis-pyrazolone derivatives via an organocatalytic Mannich reaction.

DOI Number:

10.1021/acs.joc.7b01113

Reaction Category:

RXNO ID:

RXNO_0000032

Educt:

substituted 2,4-dihydropyrazol-3-one, substituted 4-imino-2,4-dihydropyrazol-3-one

Product:

amino-bis-pyrazolone derivatives

Catalyst:

3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione

Cas No:

1256245-84-7

Associated Product from Buchler GmbH:

3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione

Cas No:

1256245-84-7