51202-04-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51202-04-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,2,0 and 2 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 51202-04:
(7*5)+(6*1)+(5*2)+(4*0)+(3*2)+(2*0)+(1*4)=61
61 % 10 = 1
So 51202-04-1 is a valid CAS Registry Number.