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. Author manuscript; available in PMC: 2019 Sep 21.
Published in final edited form as: Org Lett. 2018 Sep 13;20(18):5918–5921. doi: 10.1021/acs.orglett.8b02584

Table 1.

Cytotoxicity (IC50s in nM) of the Five New Enediynes (5, 6, 12, 13, 20), in comparison with TNM A (1), against Five Selected Human Cancer Cell Lines

cell line SF-295 SKMEL-5 MDA-MB-231 SKBR-3 NCI-H226
1 0.83 ± 0.07 0.56 ± 0.12 1.0 ± 0.4 0.90 ± 0.19 17 ± 1
5 51 ± 9 22 ± 1 29 ± 1 22 ± 1 >100
6 2.2 ± 0.1 2.5 ± 0.1 2.1 ± 0.3 1.7 ± 0.1 31 ± 6
12 16 ± 2 13 ± 3 17 ± 3 14 ± 1 >100
13 8.0 ± 0.8 9.1 ± 1.6 8.4 ± 1.9 6.8 ± 0.2 >100
20 52 ± 2 24 ± 6 35 ± 4 16 ± 3 >100