55397-59-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55397-59-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,3,9 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 55397-59:
(7*5)+(6*5)+(5*3)+(4*9)+(3*7)+(2*5)+(1*9)=156
156 % 10 = 6
So 55397-59-6 is a valid CAS Registry Number.