25186-50-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25186-50-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,1,8 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 25186-50:
(7*2)+(6*5)+(5*1)+(4*8)+(3*6)+(2*5)+(1*0)=109
109 % 10 = 9
So 25186-50-9 is a valid CAS Registry Number.