61112-54-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 61112-54-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,1,1 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 61112-54:
(7*6)+(6*1)+(5*1)+(4*1)+(3*2)+(2*5)+(1*4)=77
77 % 10 = 7
So 61112-54-7 is a valid CAS Registry Number.