2584-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2584-68-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,5,8 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 2584-68:
(6*2)+(5*5)+(4*8)+(3*4)+(2*6)+(1*8)=101
101 % 10 = 1
So 2584-68-1 is a valid CAS Registry Number.