118173-58-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118173-58-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,1,7 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 118173-58:
(8*1)+(7*1)+(6*8)+(5*1)+(4*7)+(3*3)+(2*5)+(1*8)=123
123 % 10 = 3
So 118173-58-3 is a valid CAS Registry Number.