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An efficient procedure is presented for the alkoxycarbonylation of industrially important amines using environmentally friendly alkyl carbonates as reagents and Zn 4 O(OAc) 6 as catalyst. Aromatic amines in particular (thirteen examples) consistently give high yields (up to 98%), regardless of the electronic properties of the substituents or the ring substitution pattern.
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Reixach et al. (2012) studied this question.
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