425371-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 425371-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,5,3,7 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 425371-94:
(8*4)+(7*2)+(6*5)+(5*3)+(4*7)+(3*1)+(2*9)+(1*4)=144
144 % 10 = 4
So 425371-94-4 is a valid CAS Registry Number.