Topotecan

CAS Registry Number®

123948-87-8

CAS Name

Topotecan

Molecular Formula

C23H23N3O5

Molecular Mass

421.45

Cite this Page

Topotecan.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=123948-87-8 (retrieved 2024-11-21) (CAS RN: 123948-87-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C23H23N3O5/c1-4-23(30)16-8-18-20-12(9-26(18)21(28)15(16)11-31-22(23)29)7-13-14(10-25(2)3)19(27)6-5-17(13)24-20/h5-8,27,30H,4,9-11H2,1-3H3/t23-/m0/s1

InChIKey

InChIKey=UCFGDBYHRUNTLO-QHCPKHFHSA-N

SMILES

C(C)[C@]1(O)C2=C(C(=O)N3C(=C2)C=4C(C3)=CC=5C(N4)=CC=C(O)C5CN(C)C)COC1=O

Canonical SMILES

O=C1OCC=2C(=O)N3C(=CC2C1(O)CC)C=4N=C5C=CC(O)=C(C5=CC4C3)CN(C)C

Other Names for this Substance

  • 1H-Pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 10-[(dimethylamino)methyl]-4-ethyl-4,9-dihydroxy-, (4S)-
  • 1H-Pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 10-[(dimethylamino)methyl]-4-ethyl-4,9-dihydroxy-, (S)-
  • (4S)-10-[(Dimethylamino)methyl]-4-ethyl-4,9-dihydroxy-1H-pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
  • Topotecan
  • Hycamptamine

View All

Deleted or Replaced CAS Registry Numbers

133242-28-1, 138121-88-7

CAS INSIGHTSTM
Targeted protein degrader structure, illustration