220119-23-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220119-23-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,1,1 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 220119-23:
(8*2)+(7*2)+(6*0)+(5*1)+(4*1)+(3*9)+(2*2)+(1*3)=73
73 % 10 = 3
So 220119-23-3 is a valid CAS Registry Number.