1353946-31-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1353946-31-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,3,9,4 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1353946-31:
(9*1)+(8*3)+(7*5)+(6*3)+(5*9)+(4*4)+(3*6)+(2*3)+(1*1)=172
172 % 10 = 2
So 1353946-31-2 is a valid CAS Registry Number.