23031-06-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23031-06-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,0,3 and 1 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 23031-06:
(7*2)+(6*3)+(5*0)+(4*3)+(3*1)+(2*0)+(1*6)=53
53 % 10 = 3
So 23031-06-3 is a valid CAS Registry Number.