854420-02-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854420-02-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,4,2 and 0 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 854420-02:
(8*8)+(7*5)+(6*4)+(5*4)+(4*2)+(3*0)+(2*0)+(1*2)=153
153 % 10 = 3
So 854420-02-3 is a valid CAS Registry Number.