N desmethyl Topotecan

IMPURITIES

Product Details

CAT No.# CS-O-08330
Category Impurities
CAS 190710-79-3
Molecular Weight 407.42
Molecular Formula C22H21N3O5
Purity: >98%
Synonyms: (19S)-19-ethyl-7,19-dihydroxy-8- [(methylamino)methyl]-17-oxa-3,13- diazap6,8,10,15(20)-heptaene-14,18-dione
Application Notes: Impurity in commercial preparations of Topotecan
References: Pommier, Y., Leo, E., Zhang, H., Marchand, C. 2010; Staker, B.L.; et al. (2002)
COA / MSDS:    View COA    MSDS    Enquire
The balance used are calibrated with weights traceable to National Standards NIST for accuracy
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3. ([13C6]Leu5)-Ghrelin (human) (H-7252.1000)
4. Benidipine D7
5. Lauroside D
6. Triazolam 13C D3
7. Icatibant impurity 1
8. BISPHENOL AF (RING-13C12)
9. 0.1% TFA in Water ULC-MS
10. Metamizole EP Impurity C HCl
11. Silodosin Metabolite D4
12. Brivaracetam Carboxylic acid metabolite [UCB 42145]
13. Terbuthylazine D5
14. tibolone (848)
15. (Z)-Dimethylvinphos
16. Silodosin Metabolite
17. 2-Phenoxymethanesulfonanilide
18. Nimesulide EP Impurity A
19. Acetone HPLC
20. Nandrolone Decanoate EP impurity F


SMILES:
CC[C@](C(OC1)=O)(O)C(C=C(N2CC3=CC4=C5CNC)C3=NC4=CC=C5O)=C1C2=O



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