121190-44-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121190-44-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,1,9 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 121190-44:
(8*1)+(7*2)+(6*1)+(5*1)+(4*9)+(3*0)+(2*4)+(1*4)=81
81 % 10 = 1
So 121190-44-1 is a valid CAS Registry Number.