Chinese Japanese Germany Korea

N-Desmethyl topotecan

N-Desmethyl topotecan Structure
N-Desmethyl topotecan structure
CAS No.
190710-79-3
Chemical Name:
N-Desmethyl topotecan
Synonyms
N-Desmethyl topotecan;Topotecan N-Desmethyl Impurity;Topotecan N-DesMethyl Metabolite;N-Desmethyl Topotecan Hydrochloride Labeled d3;(4S)-4-Ethyl-4,9-dihydroxy-10-[(methylamino)methyl]-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione;(S)-10-[(Methylamino) methyl]-4-ethyl-4,9-dihydroxy-1H-pyrano [3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione;1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4,9-dihydroxy-10-[(methylamino)methyl]-, (4S)-
CBNumber:
CB1318285
Molecular Formula:
C22H21N3O5
Molecular Weight:
407.42
MDL Number:
MFCD08063729
MOL File:
190710-79-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:49:11
Request For Quotation

N-Desmethyl topotecan Properties

Melting point >138°C (dec.)
Boiling point 815.5±65.0 °C(Predicted)
Density 1.52±0.1 g/cm3(Predicted)
storage temp. Hygroscopic, Refrigerator, under inert atmosphere
solubility DMSO (Slightly)
form Solid
pka 11.27±0.20(Predicted)
color Yellow to Dark Yellow
Stability Unstable in Solution
FDA UNII 1H911D604G

N-Desmethyl topotecan price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-D294400-5MG N-Desmethyl Topotecan 190710-79-3 5mg $1040 2026-06-03 Buy
TRC TRC-D294400-1MG N-Desmethyl Topotecan 190710-79-3 1mg $250 2026-06-03 Buy
TRC TRC-D294400-10MG N-Desmethyl Topotecan 190710-79-3 10mg $1965 2026-06-03 Buy
aablocks AA002EOA N-Desmethyl Topotecan 190710-79-3 1mg $320 2026-05-28 Buy
aablocks AA002EOA N-Desmethyl Topotecan 190710-79-3 5mg $952 2026-05-28 Buy
Product number Packaging Price Buy
TRC-D294400-5MG 5mg $1040 Buy
TRC-D294400-1MG 1mg $250 Buy
TRC-D294400-10MG 10mg $1965 Buy
AA002EOA 1mg $320 Buy
AA002EOA 5mg $952 Buy

N-Desmethyl topotecan Chemical Properties, Uses, Production

Uses

A metabolite of Topotecan.

N-Desmethyl topotecan synthesis

19685-09-7
593-51-1
190710-79-3
Synthesis of N-Desmethyl topotecan from 10-Hydroxycamptothecin and Methylamine hydrochloride

N-Desmethyl topotecan Preparation Products And Raw materials

Raw materials

Preparation Products

N-Desmethyl topotecan Suppliers

Global Suppliers ( 28)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky（shanghai）International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
BOC Sciences 1-631-485-4226; 16314854226 info@bocsci.com United States 9920 65
S.Z. PhyStandard Bio-Tech. Co., Ltd. 0755-83725681-603 China 4484 50
Cato Research Chemicals Inc. 020-81960175 min.he@cato-chem.com China 1949 55
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18188 56
BOC Sciences 16314854226 info@bocsci.com United States 9909 65
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Cato Research Chemicals Inc. +86-020-81960175-877 4000-868-328;4000-868-328 tianwen.zhan@cato-chem.com United States 10384 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Chemsky（shanghai）International Co.,Ltd. 50
BOC Sciences 65
S.Z. PhyStandard Bio-Tech. Co., Ltd. 50
Cato Research Chemicals Inc. 55
Quality Control Solutions Ltd. 56
BOC Sciences 65
Shenzhen Polymeri Biochemical Technology Co., Ltd. 58
Cato Research Chemicals Inc. 58
Energy Chemical 58

190710-79-3 (N-Desmethyl topotecan) Related Search:

(S)-9-[(1,4'-Bipiperidin)-1'-yl]methyl-10-hydroxycamptothecin (S)-9-(4-Methyl-1-piperazinyl)methyl-10-hydroxycamptothecin N-Desmethyl topotecan (S)-9-(Morpholino)methyl-10-hydroxycamptothecin TOPOTECAN-D6
Topotecan Topotecan hydrochloride

1of2

(4S)-4-Ethyl-4,9-dihydroxy-10-[(methylamino)methyl]-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione Topotecan N-DesMethyl Metabolite Topotecan N-Desmethyl Impurity N-Desmethyl Topotecan Hydrochloride Labeled d3 (S)-10-[(Methylamino) methyl]-4-ethyl-4,9-dihydroxy-1H-pyrano [3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione 1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4,9-dihydroxy-10-[(methylamino)methyl]-, (4S)- N-Desmethyl topotecan 190710-79-3 Chiral Reagents Intermediates & Fine Chemicals Metabolites & Impurities Pharmaceuticals