76709-17-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76709-17-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,7,0 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 76709-17:
(7*7)+(6*6)+(5*7)+(4*0)+(3*9)+(2*1)+(1*7)=156
156 % 10 = 6
So 76709-17-6 is a valid CAS Registry Number.