100174-66-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100174-66-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,1,7 and 4 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 100174-66:
(8*1)+(7*0)+(6*0)+(5*1)+(4*7)+(3*4)+(2*6)+(1*6)=71
71 % 10 = 1
So 100174-66-1 is a valid CAS Registry Number.