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Topotécan

Topotécan
Image illustrative de l’article Topotécan
Identification
Nom UICPA (S)-10-[(diméthylamino)méthyl]-4-éthyl-4,9-
dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
No CAS
(HCl)
No ECHA 100.213.372
Code ATC L01XX17
DrugBank APRD00687
PubChem 6419854
SMILES
InChI
Propriétés chimiques
Formule C23H23N3O5  [Isomères]
Masse molaire[1] 421,445 8 ± 0,022 1 g/mol
C 65,55 %, H 5,5 %, N 9,97 %, O 18,98 %,
Données pharmacocinétiques
Biodisponibilité NA
Liaison protéique 35 %
Métabolisme hépatique
Demi-vie d’élim. 2-3 heures
Excrétion

rénal


Unités du SI et CNTP, sauf indication contraire.

Le topotécan est un anticancéreux, antinéoplasique et antimitotique. Il fait partie de la classe des camptothécines.

Mode d'action

[modifier | modifier le code]

Le topotécan agit en se liant à l'ADN topoisomérase I et l'inhibe.

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Topotécan
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