1189340-62-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1189340-62-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,3,4 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1189340-62:
(9*1)+(8*1)+(7*8)+(6*9)+(5*3)+(4*4)+(3*0)+(2*6)+(1*2)=172
172 % 10 = 2
So 1189340-62-2 is a valid CAS Registry Number.