1104452-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1104452-52-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,4,4,5 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1104452-52:
(9*1)+(8*1)+(7*0)+(6*4)+(5*4)+(4*5)+(3*2)+(2*5)+(1*2)=99
99 % 10 = 9
So 1104452-52-9 is a valid CAS Registry Number.