97723-60-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97723-60-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,7,2 and 3 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97723-60:
(7*9)+(6*7)+(5*7)+(4*2)+(3*3)+(2*6)+(1*0)=169
169 % 10 = 9
So 97723-60-9 is a valid CAS Registry Number.