The aryloxotitanium complex 1 is a highly chemo- and regioselective catalyst for intermolecular hydroamination of terminal alkynes. Branched imines are obtained in good to excellent yield (up to 99%) with various primary aromatic and aliphatic amines. [reaction: see text]

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http://dx.doi.org/10.1021/ol035653+DOI Listing

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