22963-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22963-73-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,9,6 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 22963-73:
(7*2)+(6*2)+(5*9)+(4*6)+(3*3)+(2*7)+(1*3)=121
121 % 10 = 1
So 22963-73-1 is a valid CAS Registry Number.