1029017-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1029017-53-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,9,0,1 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1029017-53:
(9*1)+(8*0)+(7*2)+(6*9)+(5*0)+(4*1)+(3*7)+(2*5)+(1*3)=115
115 % 10 = 5
So 1029017-53-5 is a valid CAS Registry Number.