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. 2022 Nov 2;23(21):13403. doi: 10.3390/ijms232113403

Table 1.

Julia-Kocienski olefination reaction of sulfones (14 and 15) with undecanal.

graphic file with name ijms-23-13403-i001.jpg
Entry Substrate Base Temp (°C) Product Yield (%)
1 14 NaH 0 19 33
2 14 NaH −78 messy --
3 14 LiHMDS 0 19 20
4 14 KHMDS 0 19 13
5 14 KOH 0 19 30
6 14 DBU 0 19 25
7 15 NaH −78 20 53
8 15 LiHMDS 0 20 78