500019-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 500019-11-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,0,0,1 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 500019-11:
(8*5)+(7*0)+(6*0)+(5*0)+(4*1)+(3*9)+(2*1)+(1*1)=74
74 % 10 = 4
So 500019-11-4 is a valid CAS Registry Number.