89375-61-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89375-61-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,3,7 and 5 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 89375-61:
(7*8)+(6*9)+(5*3)+(4*7)+(3*5)+(2*6)+(1*1)=181
181 % 10 = 1
So 89375-61-1 is a valid CAS Registry Number.