Topotecan

About This Item

Molecular Formula	C₂₃H₂₃N₃O₅
CAS Number	123948-87-8

FC-0032919

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Properties

Chemical Identifiers

IUPAC Name	(19S)-8-[(dimethylamino)methyl]-19-ethyl-7,19-dihydroxy-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4(9),5,7,10,15(20)-heptaene-14,18-dione
SMILES	CC[C@@]1(C2=C(COC1=O)C(=O)N3CC4=CC5=C(C=CC(=C5CN(C)C)O)N=C4C3=C2)O
InChI Key	UCFGDBYHRUNTLO-QHCPKHFHSA-N

Physical Properties

Boiling Point	782.9±60.0 °C at 760 mmHg
Melting Point	213 - 218 °C
Flash Point	427.3±32.9 °C
Density	1.5±0.1 g/cm3

Safety Information

Hazard Class

Danger

Flash Point

427.3±32.9 °C

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.