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. Author manuscript; available in PMC: 2022 Jun 18.
Published in final edited form as: Tetrahedron. 2021 May 11;90:132173. doi: 10.1016/j.tet.2021.132173

Table 5.

Survey of non-silver salts for alkene 1b.

graphic file with name nihms-1703004-t0008.jpg
Entry PG Salts Yield %(3b/1b)
1 Boc LiTFA 0/45
2 Boc Li(acac) 0/81
3 Boc NaOAc 4/65
4 Boc KOAc 6/29
5 Boc CsOAc 48/22
6 Boc CsOPiv 45/36
7 Boc CsTFA 0/80
8 Boc CsOMs 3/69
9a Cbz CsOAc 71/11
a

100 mol % N6 was used.