89795-58-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89795-58-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,9 and 5 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 89795-58:
(7*8)+(6*9)+(5*7)+(4*9)+(3*5)+(2*5)+(1*8)=214
214 % 10 = 4
So 89795-58-4 is a valid CAS Registry Number.