97491-29-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97491-29-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,4,9 and 1 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 97491-29:
(7*9)+(6*7)+(5*4)+(4*9)+(3*1)+(2*2)+(1*9)=177
177 % 10 = 7
So 97491-29-7 is a valid CAS Registry Number.