97722-94-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97722-94-6 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 2 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97722-94:
(7*9)+(6*7)+(5*7)+(4*2)+(3*2)+(2*9)+(1*4)=176
176 % 10 = 6
So 97722-94-6 is a valid CAS Registry Number.