509077-92-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 509077-92-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,9,0,7 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 509077-92:
(8*5)+(7*0)+(6*9)+(5*0)+(4*7)+(3*7)+(2*9)+(1*2)=163
163 % 10 = 3
So 509077-92-3 is a valid CAS Registry Number.