The NMR/IR/MS data associated with the publication. Gold-Catalyzed Intermolecular Alkyne Oxyarylation for C3 2 Functionalization of Benzothiophenes by Paige A. Rist, Richard S. Grainger,* and Paul W. Davies* Organic Letters, https://dx.doi.org/10.1021/acs.orglett.0c03596