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Table 2 Molecular parameters of 7-chloro-4-aminoquinoline based semicarbazones and thiosemicarbazones (6a-i), (7a-i), (8a-i), and (9a-i)

From: Synthesis and biological evaluation of some 4-aminoquinoline derivatives as potential antitubercular agents

Compounds

TPSA

n-rotb

nON

nOHNH

miLogp

MW

Rule of 5

≤ 10

≤ 5

≤ 5

≤ 500

6a

75.33

7

5

4

7.101

472

6b

84.567

8

6

4

6.71

488

6c

93.801

9

7

4

6.299

518

6d

103.035

10

8

4

6.284

548

6e

75.333

7

5

4

7.331

492

6f

75.333

7

5

4

6.817

475

6 g

75.333

7

5

4

7.462

536

6 h

121.157

8

8

4

6.612

502

6i

95.561

7

6

5

6.174

473

7a

92.404

6

6

4

6.561

455

7b

101.638

7

7

4

6.169

471

7c

110.872

8

8

4

5.759

501

7d

120.106

9

9

4

5.743

532

7e

92.404

6

6

4

6.79

476

7f

92.404

6

6

4

6.276

459

7 g

92.404

6

6

4

6.921

520

7 h

138.228

7

9

4

6.071

486

7i

112.632

6

7

5

5.633

457

8a

75.333

7

5

4

7.077

472

8b

84.567

8

6

4

6.686

488

8c

93.801

9

7

4

6.275

518

8d

103.035

10

8

4

6.26

548

8e

75.333

7

5

4

7.307

492

8f

75.333

7

5

4

6.793

475

8 g

75.333

7

5

4

7.438

536

8 h

121.157

8

8

4

6.588

502

8i

95.561

7

6

5

6.15

473

9a

92.404

6

6

4

6.537

455

9b

101.638

7

7

4

6.145

471

9c

110.872

8

8

4

5.735

501

9d

120.106

9

9

4

5.719

532

9e

92.404

6

6

4

6.766

476

9f

92.404

6

6

4

6.252

459

9 g

92.404

6

6

4

6.897

520

9 h

138.228

7

9

4

6.047

486

9i

112.632

6

7

5

5.609

457

INH

68.013

1

4

3

− 0.969

137

Pyra

68.878

1

4

2

− 0.711

123

Cipro

74.569

3

6

2

− 0.701

331

  1. TPSA topological polar surface area, n-rotb number of rotatable bonds, nON number of hydrogen bond acceptors, nOHNH number of hydrogen bond donors, miLogP logarithm of compound partition coefficient between n-octanol and water, MW molecular weight, INH isoniazid, Pyra pyrazinamide, Cipro ciprofloxacin