514219-57-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 514219-57-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,4,2,1 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 514219-57:
(8*5)+(7*1)+(6*4)+(5*2)+(4*1)+(3*9)+(2*5)+(1*7)=129
129 % 10 = 9
So 514219-57-9 is a valid CAS Registry Number.