197720-53-9 Usage
Uses
Antineoplastic.
Check Digit Verification of cas no
The CAS Registry Mumber 197720-53-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,7,2 and 0 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 197720-53:
(8*1)+(7*9)+(6*7)+(5*7)+(4*2)+(3*0)+(2*5)+(1*3)=169
169 % 10 = 9
So 197720-53-9 is a valid CAS Registry Number.
InChI:InChI=1/C24H22FN3O4.CH4O3S.2H2O/c1-3-24(31)14-6-18-21-12(8-28(18)22(29)13(14)9-32-23(24)30)19-16(26)5-4-11-10(2)15(25)7-17(27-21)20(11)19;1-5(2,3)4;;/h6-7,16,31H,3-5,8-9,26H2,1-2H3;1H3,(H,2,3,4);2*1H2/t16-,24-;;;/m0.../s1
