123949-08-6 Usage
Uses
The novel carboxylate metabolite of Topotecan.
Check Digit Verification of cas no
The CAS Registry Mumber 123949-08-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,9,4 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 123949-08:
(8*1)+(7*2)+(6*3)+(5*9)+(4*4)+(3*9)+(2*0)+(1*8)=136
136 % 10 = 6
So 123949-08-6 is a valid CAS Registry Number.
InChI:InChI=1/C23H25N3O6.Na/c1-4-23(32,22(30)31)16-8-18-20-12(9-26(18)21(29)15(16)11-27)7-13-14(10-25(2)3)19(28)6-5-17(13)24-20;/h5-8,27-28,32H,4,9-11H2,1-3H3,(H,30,31);/q;+1/p-1/t23-;/m0./s1