Is Rubitecan a better option?

Nov 26, 2018
1.Rubitecan and intermediates
Rubitecan 91421-42-0  intermediate: 606-31-5
Rubitecan 91421-42-0  intermediate: 107-21-1
Rubitecan 91421-42-0  intermediate: 151585-77-2
Rubitecan 91421-42-0  intermediate: 151585-78-3
Rubitecan 91421-42-0  intermediate: 130133-53-8
Rubitecan 91421-42-0  intermediate: 110351-94-5

2.ROS-Rubitecan


3.

Name: Rubitecan
CAS#: 91421-42-0
Chemical Formula: C20H15N3O6
Exact Mass: 393.09609
Molecular Weight: 393.35
Elemental Analysis: C, 61.07; H, 3.84; N, 10.68; O, 24.40

Synonym: RFS 2000; RFS-2000; RFS2000; Abbreviation: 9NC. 9-nitro-camptothecin; 9-nitro-CPT; nitrocamptothecin. US brand names: Camptogen; Orathecin.

IUPAC/Chemical Name: (S)-4-ethyl-4-hydroxy-10-nitro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione

InChi Key: VHXNKPBCCMUMSW-FQEVSTJZSA-N

InChi Code: InChI=1S/C20H15N3O6/c1-2-20(26)13-7-16-17-10(8-22(16)18(24)12(13)9-29-19(20)25)6-11-14(21-17)4-3-5-15(11)23(27)28/h3-7,26H,2,8-9H2,1H3/t20-/m0/s1

SMILES Code: O=C1[C@](O)(CC)C2=C(CO1)C(N3CC4=CC5=C([N+]([O-])=O)C=CC=C5N=C4C3=C2)=O

已经到最底了