76786-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76786-71-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,7,8 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 76786-71:
(7*7)+(6*6)+(5*7)+(4*8)+(3*6)+(2*7)+(1*1)=185
185 % 10 = 5
So 76786-71-5 is a valid CAS Registry Number.