75765-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75765-76-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,7,6 and 5 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 75765-76:
(7*7)+(6*5)+(5*7)+(4*6)+(3*5)+(2*7)+(1*6)=173
173 % 10 = 3
So 75765-76-3 is a valid CAS Registry Number.