117965-43-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117965-43-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,9,6 and 5 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 117965-43:
(8*1)+(7*1)+(6*7)+(5*9)+(4*6)+(3*5)+(2*4)+(1*3)=152
152 % 10 = 2
So 117965-43-2 is a valid CAS Registry Number.