5022-15-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5022-15-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,0,2 and 2 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 5022-15:
(6*5)+(5*0)+(4*2)+(3*2)+(2*1)+(1*5)=51
51 % 10 = 1
So 5022-15-1 is a valid CAS Registry Number.