76999-05-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76999-05-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,9,9 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 76999-05:
(7*7)+(6*6)+(5*9)+(4*9)+(3*9)+(2*0)+(1*5)=198
198 % 10 = 8
So 76999-05-8 is a valid CAS Registry Number.