104177-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104177-65-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,1,7 and 7 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 104177-65:
(8*1)+(7*0)+(6*4)+(5*1)+(4*7)+(3*7)+(2*6)+(1*5)=103
103 % 10 = 3
So 104177-65-3 is a valid CAS Registry Number.