145020-68-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145020-68-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,0,2 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 145020-68:
(8*1)+(7*4)+(6*5)+(5*0)+(4*2)+(3*0)+(2*6)+(1*8)=94
94 % 10 = 4
So 145020-68-4 is a valid CAS Registry Number.