Table 1

Entry	R_₂	R_₁	Yield (%)
10a	Ph	H	63.79
10b		Me	57.95
10c		Et	71.3
10d		Pr	55.79
10e	4-MePh	H	65.64
10f		Me	49.79
10g		Et	69.22
10h		Iso-Pr	58.94
10i		Pr	78.31
10j	4 FPh	H	68.89
10k		Me	59.81
10l		Et	80.81
10m		Iso-Pr	52.93
10n		Pr	72.51
10o	4-OMePh	H	47.51
10p		Me	73.53
10q		Et	67.63
10r		Iso-Pr	61.59
10s		Pr	48.05
10t	4-NO_₂Ph	Me	66.82
10u		Et	75.14
10v		Pr	61.5

Table 1: Percentage Yields of Final Compounds 10

Tables at a glance

Table 1

Figures at a glance

Comments

Figure 1

Comments

Figure 2

Comments

Figure 3

Comments

Figure 4

FIGURE 1

Figure 1

FIGURE 2

Figure 2: Structures of Thiohydantoins

FIGURE 3

Figure 3: Biologically Active 2-Thiohydantoin-Containing Compounds

FIGURE 4

Figure 4: Synthesis of ethyl (2-(4-benzylidene)-5-oxo-2-thioxoimidazolidin-1-yl)) acetyl) esters