220324-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220324-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,3,2 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 220324-57:
(8*2)+(7*2)+(6*0)+(5*3)+(4*2)+(3*4)+(2*5)+(1*7)=82
82 % 10 = 2
So 220324-57-2 is a valid CAS Registry Number.