223445-04-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223445-04-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,4,4 and 5 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 223445-04:
(8*2)+(7*2)+(6*3)+(5*4)+(4*4)+(3*5)+(2*0)+(1*4)=103
103 % 10 = 3
So 223445-04-3 is a valid CAS Registry Number.