109455-36-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109455-36-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,4,5 and 5 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 109455-36:
(8*1)+(7*0)+(6*9)+(5*4)+(4*5)+(3*5)+(2*3)+(1*6)=129
129 % 10 = 9
So 109455-36-9 is a valid CAS Registry Number.