S1
Supporting Information
Highly Selective Synthesis of 6-Substituted Benzothiophenes by
Sc(OTf)
3
-Catalyzed Intermolecular Cyclization and Sulfur Migration
Xiaoming Wang, Tobias Gensch, Frank Glorius*
Table of content
1. General information………………………………………………………S2
2. Synthesis of N-(arylthio)succinimides………………………………....…S2
3. Sc(OTf)3-Catalyzed cyclization of N-(arylthio)succinimides with
alkynes……..……………………………………………………..………S4
4. Preliminary mechanism studies……….......................................…….….S12
5. X-ray crystal structure analysis of compound 3a……………...…...…...S20
6. For details on the calculations………………………………….…….......S22
7. References………………………………………………………….……...S29
8. NMR spectra of the benzo[b]thiophenes………….….…………..……...S30
Electronic Supplementary Material (ESI) for Organic Chemistry Frontiers.
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