443284-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 443284-84-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,2,8 and 4 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 443284-84:
(8*4)+(7*4)+(6*3)+(5*2)+(4*8)+(3*4)+(2*8)+(1*4)=152
152 % 10 = 2
So 443284-84-2 is a valid CAS Registry Number.