1603109-24-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1603109-24-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,3,1,0 and 9 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1603109-24:
(9*1)+(8*6)+(7*0)+(6*3)+(5*1)+(4*0)+(3*9)+(2*2)+(1*4)=115
115 % 10 = 5
So 1603109-24-5 is a valid CAS Registry Number.