507488-43-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 507488-43-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,7,4,8 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 507488-43:
(8*5)+(7*0)+(6*7)+(5*4)+(4*8)+(3*8)+(2*4)+(1*3)=169
169 % 10 = 9
So 507488-43-9 is a valid CAS Registry Number.