1024023-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1024023-19-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,4,0,2 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1024023-19:
(9*1)+(8*0)+(7*2)+(6*4)+(5*0)+(4*2)+(3*3)+(2*1)+(1*9)=75
75 % 10 = 5
So 1024023-19-5 is a valid CAS Registry Number.