Nitrogenous compounds and antiviral drugs containing the same

Details Nitrogenous compounds and antiviral drugs containing the same Nitrogenous compounds and antiviral drugs containing the same

2006-08-29

2006-08-29

Saeed, Kamal A. (Department: 1626)

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

C514S343000, C544S338000, C546S192000

Reexamination Certificate

active

07098215

ABSTRACT:
The present invention provides novel compounds having antiviral activities and antiviral drugs containing the compounds as the active ingredient. The compounds are shown by the following general formula (1),wherein typically A1and A2are each guanidine or a group of the general formula (ia); A3is a mono- or poly-cyclic heteroaromatic ring containing 1 or 2 heteroatoms; B1is a single bond or alkylene group; R1is hydrogen or alkyl group; W is an alkylene having 2-3 carbons, a cycloalkylene having 5-10 carbons, aromatic ring having 6-10 carbons, or a heteroaromatic ring having 5-10 carbons; y is C(═O)—; x is —C(═O)—NH—; n1is an integer of 1-2; n2is an integer of 2-3; D is a substituent selected from among various groups

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