139201-73-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139201-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,2,0 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139201-73:
(8*1)+(7*3)+(6*9)+(5*2)+(4*0)+(3*1)+(2*7)+(1*3)=113
113 % 10 = 3
So 139201-73-3 is a valid CAS Registry Number.