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The one-pot reaction of alkynes, aldehydes, and secondary amines in the presence of CuBr/quinap as the catalytic system provides various enantiomerically enriched propargylamines in good yields (up to 99 %) and good selectivities (up to 96 % ee) [Eq. (1)].
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Gommermann et al. (2003) studied this question.
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