145428-11-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145428-11-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,4,2 and 8 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 145428-11:
(8*1)+(7*4)+(6*5)+(5*4)+(4*2)+(3*8)+(2*1)+(1*1)=121
121 % 10 = 1
So 145428-11-1 is a valid CAS Registry Number.