2065-78-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2065-78-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,0,6 and 5 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 2065-78:
(6*2)+(5*0)+(4*6)+(3*5)+(2*7)+(1*8)=73
73 % 10 = 3
So 2065-78-3 is a valid CAS Registry Number.