625457-69-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 625457-69-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,5,4,5 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 625457-69:
(8*6)+(7*2)+(6*5)+(5*4)+(4*5)+(3*7)+(2*6)+(1*9)=174
174 % 10 = 4
So 625457-69-4 is a valid CAS Registry Number.