75131-46-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75131-46-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,1,3 and 1 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 75131-46:
(7*7)+(6*5)+(5*1)+(4*3)+(3*1)+(2*4)+(1*6)=113
113 % 10 = 3
So 75131-46-3 is a valid CAS Registry Number.