7797-35-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7797-35-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,7,9 and 7 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7797-35:
(6*7)+(5*7)+(4*9)+(3*7)+(2*3)+(1*5)=145
145 % 10 = 5
So 7797-35-5 is a valid CAS Registry Number.