519140-49-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 519140-49-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,9,1,4 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 519140-49:
(8*5)+(7*1)+(6*9)+(5*1)+(4*4)+(3*0)+(2*4)+(1*9)=139
139 % 10 = 9
So 519140-49-9 is a valid CAS Registry Number.