766-02-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 766-02-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,6 and 6 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 766-02:
(5*7)+(4*6)+(3*6)+(2*0)+(1*2)=79
79 % 10 = 9
So 766-02-9 is a valid CAS Registry Number.