453507-69-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 453507-69-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,3,5,0 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 453507-69:
(8*4)+(7*5)+(6*3)+(5*5)+(4*0)+(3*7)+(2*6)+(1*9)=152
152 % 10 = 2
So 453507-69-2 is a valid CAS Registry Number.