Norfloxacin-d5 is a deuterium labeled Norfloxacin. Norfloxacin is a fluoroquinolone antibiotic that inhibits the growth of Gram-positive and Gram-negative bacteria (MICs = 4 μg/mL and 1 μg/mL for S. aureus and P. aeruginosa, respectively). Norfloxacin also inhibits the growth S. pseudintermedius, S. aureus, E. coli, Pasturella, and S. canis isolates from dogs (mean MIC50s = 0.25 μg/mL, 1 μg/mL, 0.03 μg/mL, 1 μg/mL, and 1 μg/mL, respectively).

Azulene (Cyclopentacycloheptene) is as an isomer of naphthalene with high anti-HIV activity. Azulene, isolated from the distillation of chamomile oil, is a scaffold in medicinal chemistry.

Colistin methanesulfonate sodium salt exhibits MIC values ranged from 4 to 16 mg/liter against susceptible strains (P. aeruginosa).

Quinupristin mesylate is a streptogramin antibiotic. Quinupristin mesylate blocks peptide bond synthesis to prevent the extension of polypeptide chains and promote the detachment of incomplete protein chains in the bacterial ribosomal subunits.

Contezolid acefosamil (MRX-4) is the orally active prodrug of the active antimicrobial metabolite Contezolid (MRX-I), an oxazolidinone which shows potent in vitro activity against various multidrug-resistant Gram-positive bacteria, including MRSA

Brilacidin tetrahydrochloride (PMX 30063 tetrahydrochloride) is an anti-infective antimicrobial with MIC90s of 1 and 8 μg/mL for Gram-positive bacteria Streptococcus pneumonia and Streptococcus viridans, and MIC90 of 8 and 4 μg/mL for Gram-negative bacteria Haemophilus influenza and Pseudomonas aeruginosa. Brilacidin tetrahydrochloride is a defensin mimetic antibiotic compound.

Sitamaquine (WR 6026) tosylate, an orally active 8-aminoquinoline analog, is an antileishmanial agent. Sitamaquine is a lipophilic weak base that rapidly accumulates in acidic compartments of Leishmania spp., mainly in acidocalcisomes.

Nikkomycin Z, a nucleoside-peptide, is a selective competitive chitin synthesis inhibitor. Nikkomycin Z has antifungal effects and acts as a competitive analogue of the chitin synthase substrate UDP-N-acetylglucosamine.

Chloroquine dihydrochloride is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine dihydrochloride is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine dihydrochloride is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM).

Chloroquine D5 is deuterium labeled Chloroquine. Chloroquine is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC50=1.13 μM).

Spergualin trihydrochloride is a natural product that first identified as an antibiotic from culture filtrates of Bacillus laterosporus BMG162-aF2.

Avibactam free acid (NXL-104 free acid) is a covalent and reversible non-β-lactam β-lactamase inhibitor which inhibits β-lactamase TEM-1 and CTX-M-15 with IC50s of 8 nM and 5 nM, respectively.

(Z)-Lanoconazole is the Z configuration of Lanoconazole. Lanoconazole is a potent and orally active imidazole antifungal agent, shows a broad spectrum of activity against fungi?in vitro?and?in vivo. Lanoconazole interferes with ergosterol biosynthesis by inhibiting sterol 14-alpha demethylase and blocking fungal membrane ergosterol biosynthesis. Lanoconazole can be used for the investigation of dermatophytosis and onychomycosis.

Quinacrine hydrochloride hydrate (Mepacrine hydrochloride hydrate) is an antimalarial agent, which possess anticancer effect both in vitro and vivo. Quinacrine hydrochloride hydrate suppresses NF-κB and activates p53 signaling, which results in the induction of the apoptosis.

Lopinavir Metabolite M-1, an active metabolite of Lopinavir, inhibits HIV protease with a Ki of 0.7 pM. Lopinavir Metabolite M-1 has antiviral activities in vitro.

Demethyl linezolid is a impurity of linezolid. Demethyl linezolid is a useful antimicrobial agent extracted from patent WO1995007271A1, example 9, effective against a number of human and veterinary pathogens.

4-Hydroxy-2-methylbenzenesulfonic acid ammonium is an impurity of Policresulen. Policresulen is a potent NS2B/NS3 protease inhibitor with an IC50 of 0.48 μg/mL. Policresulen effectively inhibits the replication of DENV2 virus in BHK-21 cells with an IC50 of 4.99 μg/mL. Policresulen acted as a competitive inhibitor of the protease, and slightly affected the protease stability.

2-Hydroxy-4-methylbenzenesulphonic acid ammonium is an impurity of Policresulen. Policresulen is a potent NS2B/NS3 protease inhibitor with an IC50 of 0.48 μg/mL. Policresulen effectively inhibits the replication of DENV2 virus in BHK-21 cells with an IC50 of 4.99 μg/mL. Policresulen acted as a competitive inhibitor of the protease, and slightly affected the protease stability.

5-Hydroxytoluene-2,4-disulphonic acid diammonium is an impurity of Policresulen. Policresulen is a potent NS2B/NS3 protease inhibitor with an IC50 of 0.48 μg/mL. Policresulen effectively inhibits the replication of DENV2 virus in BHK-21 cells with an IC50 of 4.99 μg/mL. Policresulen acted as a competitive inhibitor of the protease, and slightly affected the protease stability.

Coenzyme FO, a deazaflavin chromophore, acts as an important hydride acceptor/donor in the central methanogenic pathway.

Polyoxin D (Polyoxorim), a polyoxin antibiotic fungicide, is a potent chitin synthetase inhibitor.

3-ANOT is a metabolite of Dinitolmide (a nitroamide coccidiostat commonly used in poultry production).

Triclabendazole sulfoxide (TCBZ-SO) is the main plasma metabolite of Triclabendazole, and exhibits anti-parasite effects. Triclabendazole sulfoxide can inhibit membrane transporter ABCG2/BCRP.

SJ000025081 is a dihydropyridine and acts as a potent antimalarial agent. SJ000025081 results in an obvious suppression of the parasitemia in a murine malaria model infected with?P. yoelii.

Triclosan-methyl is a transformation product of triclosan. Triclosan is a bactericide in personal care products such as toothpaste, shampoos, and soaps. Triclosan is also a stabilizing agent in a multitude of detergents and cosmetics.

Hydroxymetronidazole (Metronidazole-OH) is a metabolite of Metronidazole belonging to the class of nitroimidazoles. Hydroxymetronidazole can be used for the research of certain bacterial and protozoal diseases in poultry, swine dysentery and genital trichomoniasis in cattle.

Ethylhydrocupreine hydrochloride (Optochin hydrochloride) is a quinine derivate with antimicrobial activity against S. pneumoniae. Ethylhydrocupreine hydrochloride also possesses antimalarial activity against Plasmodium falciparum, with an IC50 of 25.75 nM. Ethylhydrocupreine hydrochloride is a Gallus gallus taste 2 receptors (ggTas2r1, ggTas2r2 and ggTas2r7) agonist.

Ethylhydrocupreine (Optochin) is a quinine derivate with antimicrobial activity against S. pneumoniae. Ethylhydrocupreine also possesses antimalarial activity against Plasmodium falciparum, with an IC50 of 25.75 nM. Ethylhydrocupreine is a Gallus gallus taste 2 receptors (ggTas2r1, ggTas2r2 and ggTas2r7) agonist.

Fosetyl-aluminum (Fosetyl-Al) is an active ingredient in many fungicides against downy mildew. Fosetyl-aluminum is used to control many diseases caused by Phytophthora spp. on agricultural and horticultural crops.

N-Decanoyl-L-homoserine lactone is a member of N-acyl-homoserine lactone family. N-Acylhomoserine lactones (AHL) regulate gene expression in Gram-negative bacteria, such as Echerichia and Salmonella, and are involved in quorum sensing, cell to cell communication among bacteria.