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. Author manuscript; available in PMC: 2018 Aug 7.
Published in final edited form as: Angew Chem Int Ed Engl. 2017 Jul 17;56(33):9976–9980. doi: 10.1002/anie.201705817

Table 1.

Alkyne scope for the three-component addition cascade.[a],[b]

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[a]

Conditions: 1a (1.0 equiv at 0.1 M), 2 (1.2 equiv), and 3 (1.5 equiv).

[b]

Isolated yields.

[c]

Using 10 mol % of AcOH.

[d]

Using 5 mol % of AcOH.