405-82-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 405-82-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,0 and 5 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 405-82:
(5*4)+(4*0)+(3*5)+(2*8)+(1*2)=53
53 % 10 = 3
So 405-82-3 is a valid CAS Registry Number.
InChI:InChI=1/C15H14F3N3/c1-21(2)14-9-7-13(8-10-14)20-19-12-5-3-11(4-6-12)15(16,17)18/h3-10H,1-2H3/b20-19+