112841-57-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112841-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,8,4 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 112841-57:
(8*1)+(7*1)+(6*2)+(5*8)+(4*4)+(3*1)+(2*5)+(1*7)=103
103 % 10 = 3
So 112841-57-3 is a valid CAS Registry Number.