Compd.

Mp. (˚C)

Formula (Mwt)

Solvent of crystallization

Analysis % Calcd. (Found)

C

H

N

Cl

F

S

1a

456

C₁₅H₁₀FN₅O

Ethanol/DME

61.01

3.41

23.72

6.43

1b

240.76

C₁₄H₁₁F₅N₄OS

Ethanol/DME

44.45

2.93

14.81

25.11

8.48

1c

399.66

C₁₄H₁₂FN₅O

Ethanol/DME

58.94

4.24

24.55

6.66

1d

487.37

C₁₄H₁₀Cl₂N₄O₂

Ethanol/DME

49.87

2.99

16.62

21.03

1e

363.69

C₂₀H₁₈F₄N₄O

Ethanol/DME

59.11

4.46

13.79

18.7

3a

794

C₂₁H₂₀FN₅O₆

Ethanol/DME

55.14

4.41

15.31

4.15

3b

578

C₂₀H₂₁F₅N₄O₆S

Ethanol/DME

44.45

3.92

10.73

17.58

5.93

3c

737

C₂₀H₂₂FN₅O₆

Ethanol/DME

53.69

4.96

15.72

4.25

3d

825

C₂₀H₂₀Cl₂N₄O₇

Ethanol/DME

48

3.64

16.86

9.65

3e

701

C₂₆H₂₈F₄N₄O₆

Ethanol/DME

54.93

4..04

11.22

14.3