1403597-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1403597-45-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,3,5,9 and 7 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1403597-45:
(9*1)+(8*4)+(7*0)+(6*3)+(5*5)+(4*9)+(3*7)+(2*4)+(1*5)=154
154 % 10 = 4
So 1403597-45-4 is a valid CAS Registry Number.