55931-01-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55931-01-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,9,3 and 1 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 55931-01:
(7*5)+(6*5)+(5*9)+(4*3)+(3*1)+(2*0)+(1*1)=126
126 % 10 = 6
So 55931-01-6 is a valid CAS Registry Number.