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Table 2 Fluorescence quenching effect of compounds 18 on HNE

From: Human neutrophil elastase inhibitory dihydrobenzoxanthones and alkylated flavones from the Artocarpus elasticus root barks

Compounds

KSV (× 105 L mol−1)

Ra

n

KA (× 106 L mol−1)

Rb

2

0.0954

0.9896

1.1616

0.0486

0.9989

3

0.1029

0.9549

1.3636

0.0219

0.9938

4

0.0849

0.9793

1.1279

0.0330

0.9830

5

0.1280

0.9722

1.4117

0.0241

0.9985

6

0.1212

0.9766

1.3934

0.0252

0.9993

7

0.0760

0.9965

1.2574

0.0510

0.9978

8

0.0158

0.9800

1.1955

0.0064

0.9851

  1. aR is the correlation coefficient for the KSV values
  2. bR is the correlation coefficient for the KA values