1184121-09-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1184121-09-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,4,1,2 and 1 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1184121-09:
(9*1)+(8*1)+(7*8)+(6*4)+(5*1)+(4*2)+(3*1)+(2*0)+(1*9)=122
122 % 10 = 2
So 1184121-09-2 is a valid CAS Registry Number.