8042-22-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 8042-22-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 8,0,4 and 2 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 8042-22:
(6*8)+(5*0)+(4*4)+(3*2)+(2*2)+(1*2)=76
76 % 10 = 6
So 8042-22-6 is a valid CAS Registry Number.