1043930-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1043930-84-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,3,9,3 and 0 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1043930-84:
(9*1)+(8*0)+(7*4)+(6*3)+(5*9)+(4*3)+(3*0)+(2*8)+(1*4)=132
132 % 10 = 2
So 1043930-84-2 is a valid CAS Registry Number.