1024202-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1024202-19-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,4,2,0 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1024202-19:
(9*1)+(8*0)+(7*2)+(6*4)+(5*2)+(4*0)+(3*2)+(2*1)+(1*9)=74
74 % 10 = 4
So 1024202-19-4 is a valid CAS Registry Number.