258524-47-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 258524-47-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,8,5,2 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 258524-47:
(8*2)+(7*5)+(6*8)+(5*5)+(4*2)+(3*4)+(2*4)+(1*7)=159
159 % 10 = 9
So 258524-47-9 is a valid CAS Registry Number.