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Application Area
Environmental
Environmental

Stable isotope-labeled compounds are used as environmental pollutant standards for the detection of air, water, soil, sediment and food.

Clinical diagnostic
Clinical diagnostic

In addition to treating various diseases, isotopes are used for imaging, diagnosis, and newborn screening.

Organic Chemistry
Organic Chemistry

Small molecule compounds labeled with stable isotopes can be used as chemical reference for chemical identification, qualitative, quantitative, detection, etc. Various types of NMR solvents can be used to study the structure, reaction mechanism and reaction kinetics of compounds.

Metabolic Research
Metabolic Research

Stable isotope labeling allows researchers to study metabolic pathways in vivo in a safe manner.

N-Desmethyl Topotecan-[d3]

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General Information
Catalog: BLP-004972
CAS: 1217633-79-8
Molecular Formula: C22H18D3N3O5
Molecular Weight: 410.44
Chemical Structure
N-Desmethyl Topotecan-[d3]
Description N-Desmethyl Topotecan-[d3] is the labelled analogue of N-Desmethyl Topotecan, which is a metabolite of Topotecan. Topotecan is a topoisomerase I inhibitor and has been found to be an effective antineoplastic agent.
Synonyms N-Desmethyl Topotecan D3; (4S)-4-Ethyl-4,9-dihydroxy-10-[(methylamino-d3)methyl]-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
IUPAC Name (19S)-19-ethyl-7,19-dihydroxy-8-[(trideuteriomethylamino)methyl]-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
Related CAS 190710-79-3 (unlabelled)
Isomeric SMILES [2H]C([2H])([2H])NCC1=C(C=CC2=C1C=C3CN4C(=CC5=C(C4=O)COC(=O)[C@@]5(CC)O)C3=N2)O
Canonical SMILES CCC1(C2=C(COC1=O)C(=O)N3CC4=CC5=C(C=CC(=C5CNC)O)N=C4C3=C2)O
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/i2D3
InChI Key ZWUJOGCYOWLZFL-WOWPMFNVSA-N
Melting Point >180°C (dec.)
Purity ≥90%; ≥95% atom D
Solubility Slightly soluble in DMSO, Methanol
Appearance Yellow Solid
Storage Store at 2-8°C under inert atmosphere
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