1167441-28-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1167441-28-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,6,7,4,4 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1167441-28:
(9*1)+(8*1)+(7*6)+(6*7)+(5*4)+(4*4)+(3*1)+(2*2)+(1*8)=152
152 % 10 = 2
So 1167441-28-2 is a valid CAS Registry Number.