51104-99-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51104-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,1,0 and 4 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 51104-99:
(7*5)+(6*1)+(5*1)+(4*0)+(3*4)+(2*9)+(1*9)=85
85 % 10 = 5
So 51104-99-5 is a valid CAS Registry Number.