51145-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51145-72-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,1,4 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 51145-72:
(7*5)+(6*1)+(5*1)+(4*4)+(3*5)+(2*7)+(1*2)=93
93 % 10 = 3
So 51145-72-3 is a valid CAS Registry Number.