93489-85-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93489-85-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,4,8 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 93489-85:
(7*9)+(6*3)+(5*4)+(4*8)+(3*9)+(2*8)+(1*5)=181
181 % 10 = 1
So 93489-85-1 is a valid CAS Registry Number.