Kehua AI (Shenzhen) Innovative Drug R&D Co., Ltd.    Healthy Roots Biotechnology (Shenzhen) Co., Limited    Joint Development

1. Primary Information

English name: N-Desmethyl Topotecan
CAS No.: 190710-79-3
Molecular formula: C22H21N3O5
Molecular weight: 407.4 g/mol
SMILES: CCC1(C2=C(COC1=O)C(=O)N3CC4=CC5=C(C=CC(=C5CNC)O)N=C4C3=C2)O
Structural class:
Other identifiers:

N-desmethyl topotecan

N-desmethyltopotecan

SK and F-105992

2. Suppliers & Pricing

Supplier Pack size Purity Price (CNY) Storage conditions Lead time Notes
Kehua Intelligence 1mg - 5760 2-8°C in stock -

3. Structures

3.1 2D structure


3.2 3D structure


4. International Nomenclature & Identifiers

4.1 IUPAC Name

(19S)-19-ethyl-7,19-dihydroxy-8-(methylaminomethyl)-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


4.2 InChI

InChI=1S/C22H21N3O5/c1-3-22(29)15-7-17-19-11(9-25(17)20(27)14(15)10-30-21(22)28)6-12-13(8-23-2)18(26)5-4-16(12)24-19/h4-7,23,26,29H,3,8-10H2,1-2H3/t22-/m0/s1


4.3 InChIKey

ZWUJOGCYOWLZFL-QFIPXVFZSA-N


4.4 Canonical SMILES

CCC1(C2=C(COC1=O)C(=O)N3CC4=CC5=C(C=CC(=C5CNC)O)N=C4C3=C2)O


4.5 Isomeric SMILES

CC[C@@]1(C2=C(COC1=O)C(=O)N3CC4=CC5=C(C=CC(=C5CNC)O)N=C4C3=C2)O

4.6 SDF file

Coming soon

5. Spectroscopic data

5.1 13C nuclear magnetic resonance (13C NMR)

5.2 1H nuclear magnetic resonance (1H NMR)

5.3 Mass spectrometry (MS)

Coming soon

5.4 Infrared spectroscopy (IR)

Coming soon

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

Coming soon