145623-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145623-48-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,6,2 and 3 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 145623-48:
(8*1)+(7*4)+(6*5)+(5*6)+(4*2)+(3*3)+(2*4)+(1*8)=129
129 % 10 = 9
So 145623-48-9 is a valid CAS Registry Number.