A1B7L

exatecan

Created:	2025-04-02
Last modified:	2026-05-20

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2 entries where A1B7L is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	54
Chiral Atom Count	2
Bond Count	59
Aromatic Bond Count	11

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Chemical Component Summary
Name	exatecan
Synonyms	(1S,9S,14S)-1-amino-9-ethyl-5-fluoro-9-hydroxy-4-methyl-1,2,3,9,12,15-hexahydro-10H,13H-benzo[de]pyrano[3',4':6,7]indolizino[1,2-b]quinoline-10,13-dione
Systematic Name (OpenEye OEToolkits)	(10~{S},23~{S})-23-azanyl-10-ethyl-18-fluoranyl-19-methyl-10-oxidanyl-8-oxa-4,15-diazahexacyclo[14.7.1.0^{2,14}.0^{4,13}.0^{6,11}.0^{20,24}]tetracosa-1,6(11),12,14,16,18,20(24)-heptaene-5,9-dione
Formula	C₂₄ H₂₂ F N₃ O₄
Molecular Weight	435.448
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	CCC1(O)C=2C=C3c4nc5cc(F)c(C)c6CCC(N)c(c4CN3C(=O)C=2COC1=O)c65
SMILES	CACTVS	3.385	CC[C]1(O)C(=O)OCC2=C1C=C3N(Cc4c3nc5cc(F)c(C)c6CC[CH](N)c4c56)C2=O
SMILES	OpenEye OEToolkits	3.1.0.0	CCC1(C2=C(COC1=O)C(=O)N3Cc4c5c6c(cc(c(c6CCC5N)C)F)nc4C3=C2)O
Canonical SMILES	CACTVS	3.385	CC[C@@]1(O)C(=O)OCC2=C1C=C3N(Cc4c3nc5cc(F)c(C)c6CC[C@H](N)c4c56)C2=O
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	CC[C@@]1(C2=C(COC1=O)C(=O)N3Cc4c5c6c(cc(c(c6CC[C@@H]5N)C)F)nc4C3=C2)O
InChI	InChI	1.06	InChI=1S/C24H22FN3O4/c1-3-24(31)14-6-18-21-12(8-28(18)22(29)13(14)9-32-23(24)30)19-16(26)5-4-11-10(2)15(25)7-17(27-21)20(11)19/h6-7,16,31H,3-5,8-9,26H2,1-2H3/t16-,24-/m0/s1
InChIKey	InChI	1.06	ZVYVPGLRVWUPMP-FYSMJZIKSA-N

Drug Info: DrugBank

DrugBank data are sourced from datasets licensed under a Creative Common's Attribution-NonCommercial 4.0 International License

DrugBank ID	DB12185
Name	Exatecan
Groups	investigational
Description	Exatecan has been used in trials studying the treatment of Sarcoma, Leukemia, Lymphoma, Lung Cancer, and Liver Cancer, among others.
Synonyms	Exatecan Exatecan Mesylate
Categories	Alkaloids Antineoplastic Agents Enzyme Inhibitors Topoisomerase I Inhibitors Topoisomerase Inhibitors
CAS number	171335-80-1

Drug Targets

DrugBank data are sourced from datasets licensed under a Creative Common's Attribution-NonCommercial 4.0 International License

Name	Target Sequence	Pharmacological Action	Actions
DNA topoisomerase 1	MSGDHLHNDSQIEADFRLNDSHKHKDKHKDREHRHKEHKKEKDREKSKHS...	unknown	inhibitor

Drug Info/Drug Targets: DrugBank 3.0: a comprehensive resource for 'omics' research on drugs. Knox C, Law V, Jewison T, Liu P, Ly S, Frolkis A, Pon A, Banco K, Mak C, Neveu V, Djoumbou Y, Eisner R, Guo AC, Wishart DS. Nucleic Acids Res. 2011 Jan; 39 (Database issue):D1035-41. | PMID:21059682