Skip to main content
. 2021 Oct 18;6(42):28441–28454. doi: 10.1021/acsomega.1c05283

Table 2. Reaction of 1 and 2a,b with TiCl4-Et3N (2:8).

entry 1 R1 R2 R3 2 R4 5 yield (%)
1 1a H H H 2a Me 5a 40
2 1b Me H H 2a Me 5b 45
3 1c Cl H H 2a Me 5c 57
4 1d H Me H 2a Me 5d 61
5 1e H Cl H 2a Me 5e 46
6 1f H H Cl 2a Me 5f 52
7 1g H F H 2a Me 5g 53
8 1a H H H 2b Et 5h 41
9 1i       2a Me 5i 41