76304-03-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76304-03-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,3,0 and 4 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 76304-03:
(7*7)+(6*6)+(5*3)+(4*0)+(3*4)+(2*0)+(1*3)=115
115 % 10 = 5
So 76304-03-5 is a valid CAS Registry Number.