504436-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 504436-69-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,4,4,3 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 504436-69:
(8*5)+(7*0)+(6*4)+(5*4)+(4*3)+(3*6)+(2*6)+(1*9)=135
135 % 10 = 5
So 504436-69-5 is a valid CAS Registry Number.