100911-41-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100911-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,9,1 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 100911-41:
(8*1)+(7*0)+(6*0)+(5*9)+(4*1)+(3*1)+(2*4)+(1*1)=69
69 % 10 = 9
So 100911-41-9 is a valid CAS Registry Number.