Building Blocks

<p>Versatile small molecule scaffold</p>

<p>2-(1-Phenyl-1H-pyrazol-4-yl)acetonitrile is a chemical compound that belongs to the group of methylamines. It can be found in bacteria, where it has been shown to react with methylamine to form tautomers. 2-(1-Phenyl-1H-pyrazol-4-yl)acetonitrile has biological activity and can be detected by the spectra of its compounds. The biological activity may be due to its ability to cyclize into a pyrazole ring or react with other chemicals.</p>

<p>Versatile small molecule scaffold</p>

<p>Benzyne is a reactive intermediate that is formed by the tautomerization of 5-bromo-1,3-dimethylpyridin-2(1H)-one. It is an adduct between a bromine atom and a benzene ring. This compound has been shown to react with electron-rich olefins to form bicyclic compounds called diels-alder adducts. These reactions are often catalyzed by metals, such as palladium or nickel. Benzyne also reacts with triple bonds or other electron rich centers to form benzyne adducts, which are highly reactive and can be used as chemical probes for electron density in molecules.</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>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>2-(1H-Tetrazol-5-yl)phenol (HTZP) is a fluorescent probe that has been shown to have a high affinity for cancer cells. It binds to the DNA of cancer cells and emits light in the presence of hydrogen peroxide. This process generates a signal with a unique wavelength that can be detected by optical microscopy, flow cytometry, and fluorescence spectroscopy. HTZP has also been shown to bind to alkali metal ions such as Li+, K+, Na+, and Cs+. HTZP is an example of a supramolecular ligand that binds to cisplatin, which inhibits DNA replication and protein synthesis in cancer cells. The binding constants for HTZP are higher than those for cisplatin, suggesting that it may be used as an alternative treatment for cancer.</p>

<p>Versatile small molecule scaffold</p>

<p>5-(o-Tolyl)tetrazole is a compound that can be synthesized by the reaction of tetrazole with an aldehyde. It has been shown to have high efficiency in the preparation of halides, including chlorides and bromides. 5-(o-Tolyl)tetrazole is also efficient for the synthesis of functional groups, such as methyl tetrazole, ethyl tetrazole, phenyl tetrazole, and substituted phenyl tetrazoles. The cyclic form of 5-(o-tolyl)tetrazole is obtained through irradiation or catalysis.<br>5-(o-Tolyl)tetrazole can also be used as a ligand in coordination chemistry to generate metal complexes with various metals.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Ethyl 4-azidobutanoate is a radiotracer that binds to the DNA of tumor cells. It has been shown to have high binding activity in xenograft models, which is mediated by the interaction between ethyl 4-azidobutanoate and nucleophilic sites on the DNA. This radiotracer also has a high specificity for tumors, with no detectable uptake in other tissues. Ethyl 4-azidobutanoate can be used as a diagnostic agent for detecting and quantifying radiation-induced damage in cells and tissues.</p>

<p>2-(Hydroxymethyl)pyridine-4-carbonitrile is a methyl ester of 4-cyanopyridine and cysteine, which are two natural amino acids. This compound has been found to be an intermediate in the biosynthesis of thiazoles. It can also be synthesized from the coupling of 2-cyanopyridines with aldehydes or ketones using metal catalysts, such as palladium or platinum. 2-(Hydroxymethyl)pyridine-4-carbonitrile was first identified in luciferin, a biomimetic compound that produces light when oxidized by an enzyme called luciferase.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Thiophene-3-carboxamide is an antibacterial agent that inhibits the growth of bacteria by binding to their ribosomes and inhibiting protein synthesis. It has been shown to be active against influenza virus, highlighting its potential as a drug for the treatment of influenza. Thiophene-3-carboxamide also has anti-tumor activities and can inhibit cancer cell growth by preventing DNA replication and RNA transcription. This drug binds to the viral neuraminidase, which is an enzyme that cleaves sialic acid from glycoproteins in the host cell membrane. This inhibits the release of progeny viruses from infected cells, thus reducing viral load.</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>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>N-Methyl-N-propylcarbamoyl Chloride is an anti-HIV drug that is a carbamate. It has potent anti-HIV activity and is reinvestigated for the treatment of HIV infection. N-Methyl-N-propylcarbamoyl Chloride inhibits reverse transcriptase, which is an enzyme necessary for the synthesis of viral RNA from the DNA template in the host cell. This drug blocks the polymerization of nucleotides, thereby preventing DNA synthesis. The chemical structure of this compound was found to be similar to that of furoxan, a natural substance that has been shown to have anti-HIV activity in vitro and in vivo.</p>

<p>2-{8-Oxatricyclo[7.4.0.0,2,7]trideca-1(9),2(7),3,5,10,12-hexaen-4-yl}acetic acid (HXA) is an estrogen receptor modulator that binds to the estrogen receptor and blocks its action. HXA has been shown to have a protective effect against radiation damage in cells and tissues of the human body by acting as a scavenger of reactive oxygen species. HXA also has a beneficial effect on mice with neuropathic pain by reducing the hypersensitivity of the peroneal nerve following chronic treatment with this compound.</p>

<p>Ethyl 4-aminocyclohexane-1-carboxylate, mixture of diastereomers (ECA) is a 5-HT1A receptor antagonist. It has been shown to have antagonistic activity in vitro at the 5-HT1A receptor, with a profile that is more potently active than that of other tested antagonists such as ketanserin and ritanserin. ECA has also been shown to be orally bioavailable and to possess a pharmacokinetic profile that is suitable for oral administration. Optimization of this compound for oral delivery may result in improved efficacy in vivo.</p>

<p>Tetrachloropyridin-2-amine is a chemical compound. It is the product of the reaction between triphenylphosphine oxide and phosphorus pentachloride in the presence of alcohols. Tetrachloropyridine-2-amine has been shown to be effective against fungi, bacteria, and algae. It has also been used as an herbicide for agricultural purposes.</p>

<p>4,5,6-Trichloropyrimidin-2-amine is a pyrimidine compound that can be synthesized from guanidine nitrate and chloroform. The reaction takes place in the presence of an organic base such as methanol or acetone. This compound has been shown to react with primary amines to form a guanidine derivative, which is then hydrolyzed to form the desired product. 4,5,6-Trichloropyrimidin-2-amine is an efficient synthesis for pyrimidine compounds because it does not require any purification steps before use.</p>

<p>Octahydro-1H-cyclopenta[b]pyridine is a pyridine with a hydrogen atom in the 1-position. It has been shown to be an analgesic and may have antihistaminic effects. Octahydro-1H-cyclopenta[b]pyridine is not active against γ-aminobutyric acid (GABA), but can act as a competitive inhibitor of α-mannosidase. The compound is an enantiomer of octahydro-2H,6H-[1,3]dioxolo[4,5-g][1,2]benzopyran and can be synthesized by catalytic reduction using hydrogen chloride gas and dioxane as the solvent.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>2-Chlorophenylacetyl Chloride is a chlorinating agent that reacts with alkaline conditions to form a chloride. As an active ingredient in pesticides, it has been shown to have high selectivity and to be selective against fungi. The 2-chlorophenylacetyl chloride can be used as the starting material for epoxiconazole synthesis by Wittig reaction.<br>2-Chlorophenylacetyl Chloride is also a useful intermediate for the preparation of many other compounds. It can be used to synthesize dimethylchloride, which is used in the production of plastics and polymers; or it can be used to prepare formamide, which is used in the production of pharmaceuticals and agrochemicals. This compound has been shown to have catalysis properties and can be used in Wittig reactions that are selective towards different carbonyl groups.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>2-Methoxyethylsulfonyl chloride is a hydroxide and sulfene compound. It has two forms: reversible and irreversible. The reversible form is composed of a carbanion, chloride, and organic compounds. The irreversible form is composed of a hydrolysis product, an anion, and organic compounds. 2-Methoxyethylsulfonyl chloride can be used as an intermediate in the production of other chemicals or pharmaceuticals. It also has been shown to be an effective agent for the synthesis of carboxylic acids from alcohols.</p>

<p>Versatile small molecule scaffold</p>