258283-46-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 258283-46-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,8,2,8 and 3 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 258283-46:
(8*2)+(7*5)+(6*8)+(5*2)+(4*8)+(3*3)+(2*4)+(1*6)=164
164 % 10 = 4
So 258283-46-4 is a valid CAS Registry Number.