89353-43-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89353-43-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,3,5 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 89353-43:
(7*8)+(6*9)+(5*3)+(4*5)+(3*3)+(2*4)+(1*3)=165
165 % 10 = 5
So 89353-43-5 is a valid CAS Registry Number.