97256-44-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97256-44-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,2,5 and 6 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97256-44:
(7*9)+(6*7)+(5*2)+(4*5)+(3*6)+(2*4)+(1*4)=165
165 % 10 = 5
So 97256-44-5 is a valid CAS Registry Number.