1035840-45-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1035840-45-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,5,8,4 and 0 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1035840-45:
(9*1)+(8*0)+(7*3)+(6*5)+(5*8)+(4*4)+(3*0)+(2*4)+(1*5)=129
129 % 10 = 9
So 1035840-45-9 is a valid CAS Registry Number.