511512-65-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 511512-65-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,1,5,1 and 2 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 511512-65:
(8*5)+(7*1)+(6*1)+(5*5)+(4*1)+(3*2)+(2*6)+(1*5)=105
105 % 10 = 5
So 511512-65-5 is a valid CAS Registry Number.