668985-92-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 668985-92-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,8,9,8 and 5 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 668985-92:
(8*6)+(7*6)+(6*8)+(5*9)+(4*8)+(3*5)+(2*9)+(1*2)=250
250 % 10 = 0
So 668985-92-0 is a valid CAS Registry Number.