220498-07-7Relevant articles and documents
Conjugate addition of nitroalkanes to dimethyl maleate. Regioselective formation of both monoesters of 2-alkylsuccinic acids
Ballini, Roberto,Bosica, Giovanna,Palmieri, Alessandro,Petrini, Marino,Pierantozzi, Claudio
, p. 7283 - 7289 (2007/10/03)
Diesters of (E)-2-alkylidenesuccinic acids obtained by conjugate addition of nitroalkanes to dimethyl maleate can be selectively monohydrolyzed at the more reactive carboxyl group to the corresponding half-ester. Alternatively, total hydrolysis to the dia
Homogeneous asymmetric hydrogenation using phosphine ligands of transition metals
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, (2008/06/13)
A process for the preparation of an enantiomerically enriched 2-substituted succinic acid derivative of formula 2, which comprises asymmetric hydrogenation of the dehydro precursor of formula 7 or 8, or a mixture thereof wherein R1and R2/