1393451-39-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1393451-39-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,3,4,5 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1393451-39:
(9*1)+(8*3)+(7*9)+(6*3)+(5*4)+(4*5)+(3*1)+(2*3)+(1*9)=172
172 % 10 = 2
So 1393451-39-2 is a valid CAS Registry Number.