320716-07-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 320716-07-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,0,7,1 and 6 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 320716-07:
(8*3)+(7*2)+(6*0)+(5*7)+(4*1)+(3*6)+(2*0)+(1*7)=102
102 % 10 = 2
So 320716-07-2 is a valid CAS Registry Number.