7586-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7586-22-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,5,8 and 6 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 7586-22:
(6*7)+(5*5)+(4*8)+(3*6)+(2*2)+(1*2)=123
123 % 10 = 3
So 7586-22-3 is a valid CAS Registry Number.