104116-98-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104116-98-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,1,1 and 6 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 104116-98:
(8*1)+(7*0)+(6*4)+(5*1)+(4*1)+(3*6)+(2*9)+(1*8)=85
85 % 10 = 5
So 104116-98-5 is a valid CAS Registry Number.