Building Blocks

Versatile small molecule scaffold

<p>4-(4-Aminophenyl)benzene-1,2-diamine (4-APB) is a neuroprotective agent that has been shown to protect neurons in vitro against oxidative stress and glutamate toxicity. 4-APB also inhibits the uptake of 4-(4-aminophenyl)benzene-1,2-diamine into cells by inhibiting the enzyme responsible for its synthesis. This inhibition leads to a decrease in cellular levels of 4-(4-aminophenyl)benzene-1,2-diamine and an increase in its concentration outside the cell. It has been shown to be effective against human ovarian carcinoma cells and ascitic cancer cells, but not against cisplatin resistant cancer cells. The mechanism of action of this drug is still unknown.</p>

<p>4-Chloro-2H-chromen-2-one is an organic compound that is used as a building block in the synthesis of coumarin derivatives. It undergoes nucleophilic substitution reactions with amines, forming 4-hydroxycoumarin. This reaction is catalyzed by organometallic compounds such as PdCl2 and Cu(OAc)2. Cross-coupling reactions have been shown to be effective for the synthesis of coumarin derivatives. The mechanism of this reaction involves oxidative addition of an organometallic reagent to the carbon atom, followed by elimination of water to form an intermediate epoxide. Deuteration is required for this reaction because hydrogen reacts too rapidly with the organometallic reagents to be useful in the coupling process. 4-Chloro-2H-chromen-2-one has been shown to react with other nucleophiles such as thiols, phenols, and alcohols at</p>

<p>Versatile small molecule scaffold</p>

<p>2-(Prop-2-en-1-ylsulfanyl)benzoic acid is a phenyl group that has the ability to form a desorption molecule. It is light resistant and photopolymerizable, which means it can be used in the production of polymers. The alkylthio group on this molecule allows for transfer and gel permeation chromatography. 2-(Prop-2-en-1-ylsulfanyl)benzoic acid also has a vinylic group, which makes it hydrosilylation crosslinkable. This makes it an excellent candidate for copolymerization and hydrosilylation.</p>

Versatile small molecule scaffold

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>4-Dimethylaminomethyl-benzoic acid hydrochloride (4DMABAH) is an antiviral agent that inhibits the replication of human immunodeficiency virus type 1 (HIV-1) by blocking the synthesis of viral DNA. 4DMABAH is a prodrug, which is metabolized to its active form, lamivudine, by esterases in the liver and other tissues. 4DMABAH has been shown to be effective against hepatitis B and C viruses in cell culture studies.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>1,4-Benzodioxine-2-carboxylic acid is a synthetic compound that is a member of the c1-6 alkyl group. It has been synthesized in four different stereoisomers, including cis and trans isomers. 1,4-Benzodioxine-2-carboxylic acid has potent inhibitory effects on protein synthesis in cell preparations at multigram concentrations. It also inhibits the activity of translation or replication of DNA or RNA by binding to the active site of the enzyme ribonuclease H and inhibiting its cleavage at the 3'-terminal nucleotide bonds. The trifluoromethyl group on 1,4-benzodioxine-2-carboxylic acid may be responsible for some of its biological properties. Molecular modeling studies have shown that 1,4 benzodioxine carboxylic acid binds to DNA through hydrogen bonding with one water molecule and two guanidine</p>

<p>5-Ethoxy-1,2,4-thiadiazole-3-carboxylic acid (ETT) is a metabolite of etridiazole. Etridiazole is an antihelminthic drug that is used in the treatment of intestinal roundworm infections. ETT has been shown to be excreted in urine and can be used as an analytical marker for monitoring etridazole use.</p>

<p>4-Hydroxymethylbenzenesulfonamide is a potent carbonic anhydrase inhibitor that has been shown to be effective against a number of different microorganisms. It inhibits the enzyme carbonic anhydrase, which is involved in hydration and the production of bicarbonate ions. 4-Hydroxymethylbenzenesulfonamide has been shown to be active against streptococci and cryptococcus neoformans, but not against bacteria such as Escherichia coli or Pseudomonas aeruginosa.</p>

<p>1-Trityl-1H-imidazole-2-carboxaldehyde is a formylating agent that inhibits tumor growth and has anti-proliferative effects. It binds to the c–h bond of imidazoles in human prostate cells and forms a stable, cell cycle-specific metabolite. This metabolite has been shown to inhibit tumor growth in vivo. 1-Trityl-1H-imidazole-2-carboxaldehyde may be useful as a chemotherapeutic agent for prostate cancer or other cancers with similar metabolic profiles.</p>

<p>Versatile small molecule scaffold</p>