53391-75-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53391-75-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,3,9 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 53391-75:
(7*5)+(6*3)+(5*3)+(4*9)+(3*1)+(2*7)+(1*5)=126
126 % 10 = 6
So 53391-75-6 is a valid CAS Registry Number.