51814-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51814-72-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,8,1 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 51814-72:
(7*5)+(6*1)+(5*8)+(4*1)+(3*4)+(2*7)+(1*2)=113
113 % 10 = 3
So 51814-72-3 is a valid CAS Registry Number.