100117-38-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100117-38-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,1,1 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 100117-38:
(8*1)+(7*0)+(6*0)+(5*1)+(4*1)+(3*7)+(2*3)+(1*8)=52
52 % 10 = 2
So 100117-38-2 is a valid CAS Registry Number.