23822-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23822-56-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,8,2 and 2 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 23822-56:
(7*2)+(6*3)+(5*8)+(4*2)+(3*2)+(2*5)+(1*6)=102
102 % 10 = 2
So 23822-56-2 is a valid CAS Registry Number.