Efficient asymmetric synthesis of α-trifluoromethyl-substituted primary amines via nucleophilic 1,2-addition to trifluoroacetaldehyde SAMP- or RAMP-hydrazone
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Enders, D
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Rhein Westfal TH Aachen, Inst Organ Chem, D-52074 Aachen, GermanyRhein Westfal TH Aachen, Inst Organ Chem, D-52074 Aachen, Germany
Enders, D
[1
]
Funabiki, K
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Rhein Westfal TH Aachen, Inst Organ Chem, D-52074 Aachen, GermanyRhein Westfal TH Aachen, Inst Organ Chem, D-52074 Aachen, Germany
[GRAPHICS] An efficient asymmetric synthesis of alpha -trifluoromethyl-substituted primary amines via nucleophilic 1,2-addition of alkyllithium reagents to trifluoroacetaldehyde SAMP- or RAMP-hydrazone followed by benzoylation and SmI2-promoted nitrogen-nitrogen single bond cleavage is described.