Facile Synthesis, Characterization, and In Vitro Antimicrobial and Anticancer Activities of Biscoumarin Copolyester Bearing Pendant 3-(Trifluoromethyl)Styrene

Table 3

  Anticancer activities of copolyester 6 on Hep-2 cell line.

Serial number	Concentration (g/mL)	Dilution	Absorbance (OD)	Cell viability (%)
1	1000	Neat	0.05	9.61
2	500	1 : 1	0.10	19.23
3	250	1 : 2	0.14	26.92
4	125	1 : 4	0.19	36.53
5	62.5	1 : 8	0.23	44.23
6	31.2	1 : 16	0.27	51.92
7	15.6	1 : 32	0.33	63.46
8	7.8	1 : 64	0.39	75.00
9	Cell control	—	0.52	100