101149-20-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101149-20-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,1,4 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 101149-20:
(8*1)+(7*0)+(6*1)+(5*1)+(4*4)+(3*9)+(2*2)+(1*0)=66
66 % 10 = 6
So 101149-20-6 is a valid CAS Registry Number.