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. Author manuscript; available in PMC: 2016 May 13.
Published in final edited form as: J Am Chem Soc. 2015 Apr 30;137(18):5871–5874. doi: 10.1021/jacs.5b02065

Table 1.

Protecting Group Screeninga,b

graphic file with name nihms688312t1.jpg
a

Conditions: 1 (0.1 mmol), NIS (4 equiv.), TMSN3 (4 equiv.), DCE (1 mL), 100 °C, air, 14 h.

b

Yields were determined by 1H NMR analysis of the crude reaction mixture using CH2Br2 as an internal standard.