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. Author manuscript; available in PMC: 2013 Jan 10.
Published in final edited form as: Carbohydr Res. 2011 Oct 17;347(1):142–146. doi: 10.1016/j.carres.2011.10.016

Table 4.

Glycosylation results using acetonide-protected trichloroacetimidate 3.

graphic file with name nihms332736u4.jpg
Product Promoter (equiv.) Timea (min.) Yield (%)
16 InBr3 (0.1) 25 29
16 InCl3 (0.25) 45 35
16 In(OTf)3 (trace) 30 92
16 BF3•OEt2 (0.2) 30 12
17 InBr3 (0.1) 25 37
17 InCl3 (0.25) 45 23
17 In(OTf)3 (trace) 25 90
17 BF3•OEt2 (0.2) 30 20
18 InBr3 (0.1) 25 12
18 InCl3 (0.25) 45 0
18 In(OTf)3 (trace) 25 78
18 BF3•OEt2 (0.2) 30 4
19 InBr3 (0.1) 25 3
19 InCl3 (0.25) 60 9
19 In(OTf)3 (trace) 25 83
19 BF3•OEt2 (0.2) 30 6
a

Time to reaction completion.