709031-77-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 709031-77-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,0,9,0,3 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 709031-77:
(8*7)+(7*0)+(6*9)+(5*0)+(4*3)+(3*1)+(2*7)+(1*7)=146
146 % 10 = 6
So 709031-77-6 is a valid CAS Registry Number.