258341-24-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 258341-24-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,8,3,4 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 258341-24:
(8*2)+(7*5)+(6*8)+(5*3)+(4*4)+(3*1)+(2*2)+(1*4)=141
141 % 10 = 1
So 258341-24-1 is a valid CAS Registry Number.