223520-27-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223520-27-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,5,2 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 223520-27:
(8*2)+(7*2)+(6*3)+(5*5)+(4*2)+(3*0)+(2*2)+(1*7)=92
92 % 10 = 2
So 223520-27-2 is a valid CAS Registry Number.