61833-62-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 61833-62-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,8,3 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 61833-62:
(7*6)+(6*1)+(5*8)+(4*3)+(3*3)+(2*6)+(1*2)=123
123 % 10 = 3
So 61833-62-3 is a valid CAS Registry Number.