22049-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22049-87-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,0,4 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 22049-87:
(7*2)+(6*2)+(5*0)+(4*4)+(3*9)+(2*8)+(1*7)=92
92 % 10 = 2
So 22049-87-2 is a valid CAS Registry Number.