4080-97-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4080-97-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,8 and 0 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 4080-97:
(6*4)+(5*0)+(4*8)+(3*0)+(2*9)+(1*7)=81
81 % 10 = 1
So 4080-97-1 is a valid CAS Registry Number.