1841081-73-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1841081-73-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,4,1,0,8 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1841081-73:
(9*1)+(8*8)+(7*4)+(6*1)+(5*0)+(4*8)+(3*1)+(2*7)+(1*3)=159
159 % 10 = 9
So 1841081-73-9 is a valid CAS Registry Number.