18080-49-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18080-49-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,0,8 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 18080-49:
(7*1)+(6*8)+(5*0)+(4*8)+(3*0)+(2*4)+(1*9)=104
104 % 10 = 4
So 18080-49-4 is a valid CAS Registry Number.