109193-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109193-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,1,9 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 109193-53:
(8*1)+(7*0)+(6*9)+(5*1)+(4*9)+(3*3)+(2*5)+(1*3)=125
125 % 10 = 5
So 109193-53-5 is a valid CAS Registry Number.
InChI:InChI=1/C20H22N8O4S2.ClH/c1-11-10-15(8-9-16(11)23-12(2)29)34(30,31)28-19(22)24-18(21)25-20-27-26-17(33-20)13-4-6-14(32-3)7-5-13;/h4-10H,1-3H3,(H,23,29)(H5,21,22,24,25,27,28);1H