100126-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100126-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,1,2 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 100126-72:
(8*1)+(7*0)+(6*0)+(5*1)+(4*2)+(3*6)+(2*7)+(1*2)=55
55 % 10 = 5
So 100126-72-5 is a valid CAS Registry Number.