141121-11-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141121-11-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,1,2 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 141121-11:
(8*1)+(7*4)+(6*1)+(5*1)+(4*2)+(3*1)+(2*1)+(1*1)=61
61 % 10 = 1
So 141121-11-1 is a valid CAS Registry Number.