161876-61-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161876-61-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,8,7 and 6 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 161876-61:
(8*1)+(7*6)+(6*1)+(5*8)+(4*7)+(3*6)+(2*6)+(1*1)=155
155 % 10 = 5
So 161876-61-5 is a valid CAS Registry Number.
InChI:InChI=1/C20H24N4O6S2/c1-3-30-19(28)10-21-17(26)9-22-20(29)16(24-18(27)11-32-13(2)25)8-14-4-6-15(7-5-14)23-12-31/h4-7,16H,3,8-11H2,1-2H3,(H,21,26)(H,22,29)(H,24,27)/t16-/m0/s1