Building Blocks Idrocarburici

<p>S09310 - 1-Heptynyltrimethylsilane</p>

<p>S20260 - 3-Trimethylsilyl-2-propynl)triphenylphosphoniumBromide</p>

<p>S19425 - 2-(Trimethylsilylethynyl)pyridine</p>

<p>Applications 7-Octyn-1-ol is used in the synthesis of the sex pheromone of the citrus leafminer, Phyllocnistis citrella.<br>References Ando, T., et al.: Agric. Biol. Chem., 49, 3633 (1985), Beevor, P., et al.: J. Chem. Ecol., 12, 1 (1986), Kerr, D., et al.: J. Med. Chem., 33, 1958 (1990), McElfresh, J., et al.: Ecology, 82, 3505 (2002),<br></p>

<p>Stability Highly Volatile<br>Applications Vinylcyclopropane is a useful synthetic intermediate. Vinylcyclopropane and its derivatives can participate in a variety of transition-metal-catalyzed multicomponent cycloadditions to produce five- to eight-membered carbocycles.<br>References Jiao, L., et al.: J. Org. Chem., 78, 6842 (2013); Pasto, D., et al.: Tetrahedron Lett., 9, 713 (1979); Larock, R., et al.: Tetrahedron, 52, 2743 (1996)<br></p>

<p>1-Bromo-3-chloropropane is a chemical that has been used in the synthesis of various organic compounds. It has been shown to exhibit neurotoxicity, as well as to be carcinogenic and mutagenic. The compound can also affect the central nervous system by decreasing locomotor activity. It has also been shown to cause respiratory problems in rats, and may be toxic if inhaled or ingested. 1-Bromo-3-chloropropane exhibits cytotoxic effects on human cells grown in vitro, which may be due to its ability to bind nucleophilic groups on proteins. This reaction is thought to yield an acylated product with a chloride ion at one terminus and a methyl anthranilate at the other terminus.</p>

<p>2-Bromo-2-nitro-1,3-propanediol (BNP) is a preservative that is used in wastewater treatment. It is an antimicrobial agent that has synergistic effects with other antimicrobial agents such as triclosan, benzalkonium chloride and sesquiterpene lactones. 2-Bromo-2-nitro-1,3-propanediol has been shown to have a phase transition temperature of -28°C, which can be used to identify it in the laboratory. This compound also has a pK value of 4.4, which indicates that it is weakly acidic. 2-Bromo-2-nitro-1,3-propanediol can be used as an analytical method for the determination of p - hydroxybenzoic acid in aqueous samples by electrochemical impedance spectroscopy (EIS).</p>

<p>1,2-Ethanedithiol is a molecule that consists of a sulfur atom and two ethyl groups. It can form stable complexes with hydrogen fluoride and trifluoroacetic acid as well as hydrochloric acid. 1,2-Ethanedithiol is reactive with nucleophiles such as amines, thiols, and alcohols. The molecule has an electrochemical impedance spectroscopy (EIS) model system that has shown to react with the electron flow from the electrode to the solution of a compound. The EIS model system also showed that a conformational change in the molecule could result in light emission.</p>

<p>1-Amino-1-cyclopentanecarboxamide is a bicyclic heterocycle that has been shown to have therapeutic effects in the treatment of autoimmune diseases and cancer. It is structurally related to chemokines, which are cytokines that induce inflammatory responses by activating the immune system. 1-Amino-1-cyclopentanecarboxamide binds to specific receptors on white blood cells, resulting in an increase in the production of chemokines and other proinflammatory molecules. This leads to an increase in inflammation, as well as an increase in blood pressure. The chemical also has anti-inflammatory properties and can be used for the treatment of inflammatory diseases such as arthritis. 1-Amino-1-cyclopentanecarboxamide has been shown to inhibit cancer cell growth by inducing apoptosis (programmed cell death).</p>

<p>Trifluoromethanesulfonic acid is a strong oxidizing agent that is used as a catalyst for the synthesis of organic compounds. It is an excellent solvent for many types of reactions and has been shown to be an effective catalyst for the synthesis of triflate, which can be used in cationic polymerization. Trifluoromethanesulfonic acid also has potential applications in carbohydrate chemistry and asymmetric synthesis, due to its ability to reduce carboxylic acids and nitriles. Trifluoromethanesulfonic acid can be synthesized by reacting potassium hexafluorophosphate with amines or nitrogen atoms under activated conditions.</p>

<p>Hydroxypropanedial is a hydroxy group-containing compound that is not found in natural sources. It has antioxidative properties, which may be due to its ability to scavenge reactive oxygen species or donate hydrogen atoms to free radicals. The compound also has cyclohexane ring and carbonyl groups, which are responsible for the hydroxyl and carboxylic acid functionalities respectively. This substance is used as a chromatographic reagent to measure second-order rate constants of reactions involving hydroxyl radicals. Hydroxypropanedial absorbs light strongly at wavelengths shorter than 300 nm, which is the most effective wavelength range for uv absorption in biological systems.</p>

<p>2-(2-Phenoxyethoxy)ethanol is a fine chemical and a useful building block. It is an important intermediate in the synthesis of other chemicals, such as pharmaceuticals, herbicides, and pesticides. 2-(2-Phenoxyethoxy)ethanol can be used as a research chemical or reagent. It can also be used to prepare complex compounds and versatile scaffolds. CAS No. 104-68-7</p>

<p>2-(2-Phenoxyethoxy)ethanol (BPE) is a polycarboxylic acid that is used as an additive in the production of coatings, adhesives and plastics. It is a colorless liquid with a mild odor. BPE has synergic effect with cationic polymers and surfactants, which results in high resistance to water, oil and gas. This product can be used as an additive for cationic polymerization, which will increase the hydrophobicity of the material. BPE also has a high degree of resistance to biological treatment (e.g., potassium dichromate).</p>