97613-61-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97613-61-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,6,1 and 3 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 97613-61:
(7*9)+(6*7)+(5*6)+(4*1)+(3*3)+(2*6)+(1*1)=161
161 % 10 = 1
So 97613-61-1 is a valid CAS Registry Number.