203245-66-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 203245-66-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,2,4 and 5 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 203245-66:
(8*2)+(7*0)+(6*3)+(5*2)+(4*4)+(3*5)+(2*6)+(1*6)=93
93 % 10 = 3
So 203245-66-3 is a valid CAS Registry Number.