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. 2022 Jan 22;15(2):129. doi: 10.3390/ph15020129

Table 1.

Absorption, distribution, metabolism, excretion, and toxicity (ADMET) properties of Artemisinin and its selected derivative compounds.

Entry Compounds
A B C D E
Properties/Lipophilicity/Drug-likeness
Molecular weight (g × mol−1) 282.33 266.33 218.33 266.33 284.35
Num. heavy atoms 20 19 16 19 20
Num. arom. heavy atoms 0 0 0 0 0
Fraction Csp3 0.93 0.87 0.67 0.93 1.00
Num. rotatable bonds 0 0 2 0 0
Num. H-bond acceptors 5 4 1 4 5
Num. H-bond donors 0 0 0 0 1
Molar Refractivity 70.38 69.71 69.24 69.29 71.34
TPSA (Ų) 53.99 36.92 17.07 44.76 57.15
Consensus Log Po/w 2.49 2.72 3.44 2.58 2.25
Lipinski’s Rule. Yes Yes Yes Yes Yes
Bioavailability Score 0.55 0.55 0.55 0.55 0.55
PAINS 0 alert 0 alert 0 alert 0 alert 0 alert
Pharmacokinetics
GI absorption High High High High High
BBB permeant Yes Yes Yes Yes Yes
P-gp substrate No No No No No
CYP1A2 inhibitor Yes Yes No Yes Yes
CYP2C19 inhibitor No No Yes No No
CYP2C9 inhibitor No No Yes No No
CYP2D6 inhibitor No No No No No
CYP3A4 inhibitor No No No No No
Log Kp (cm/s) −5.96 −6.05 −5.01 −5.90 −5.91

A: artemisinin, B: acetate of dihydroartemisinin, C: artemisinic aldehyde, D: deoxyartemisinin, and E: dihydroartemisinin.