97948-44-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97948-44-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,4 and 8 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97948-44:
(7*9)+(6*7)+(5*9)+(4*4)+(3*8)+(2*4)+(1*4)=202
202 % 10 = 2
So 97948-44-2 is a valid CAS Registry Number.