1202402-84-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1202402-84-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,2,4,0 and 2 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1202402-84:
(9*1)+(8*2)+(7*0)+(6*2)+(5*4)+(4*0)+(3*2)+(2*8)+(1*4)=83
83 % 10 = 3
So 1202402-84-3 is a valid CAS Registry Number.