442869-68-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 442869-68-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,2,8,6 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 442869-68:
(8*4)+(7*4)+(6*2)+(5*8)+(4*6)+(3*9)+(2*6)+(1*8)=183
183 % 10 = 3
So 442869-68-3 is a valid CAS Registry Number.