55989-14-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55989-14-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,9,8 and 9 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 55989-14:
(7*5)+(6*5)+(5*9)+(4*8)+(3*9)+(2*1)+(1*4)=175
175 % 10 = 5
So 55989-14-5 is a valid CAS Registry Number.