501912-04-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 501912-04-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,1,9,1 and 2 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 501912-04:
(8*5)+(7*0)+(6*1)+(5*9)+(4*1)+(3*2)+(2*0)+(1*4)=105
105 % 10 = 5
So 501912-04-5 is a valid CAS Registry Number.