76900-80-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76900-80-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,9,0 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 76900-80:
(7*7)+(6*6)+(5*9)+(4*0)+(3*0)+(2*8)+(1*0)=146
146 % 10 = 6
So 76900-80-6 is a valid CAS Registry Number.