97380-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97380-17-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,3,8 and 0 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97380-17:
(7*9)+(6*7)+(5*3)+(4*8)+(3*0)+(2*1)+(1*7)=161
161 % 10 = 1
So 97380-17-1 is a valid CAS Registry Number.