280577-92-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 280577-92-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,0,5,7 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 280577-92:
(8*2)+(7*8)+(6*0)+(5*5)+(4*7)+(3*7)+(2*9)+(1*2)=166
166 % 10 = 6
So 280577-92-6 is a valid CAS Registry Number.