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. 2017 Jan 18;8(4):2804–2810. doi: 10.1039/c6sc05081f

Table 1. Base screen.

Inline graphic
Entry Base pK a a Ratio (2a : 3) dr (2a/p-epi-2a)
1 DIPEA 18.8 NR NA
2 TMG 23.3 6 : 1 40 : 60
3 DBU 24.3 70 : 1 95 : 5
4 DBN 23.9 36 : 1 95 : 5
5 P2Et 32.9 1 : 3.7 50 : 50

apK a measured in acetonitrile.11