89849-40-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89849-40-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,8,4 and 9 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89849-40:
(7*8)+(6*9)+(5*8)+(4*4)+(3*9)+(2*4)+(1*0)=201
201 % 10 = 1
So 89849-40-1 is a valid CAS Registry Number.