Aldéhydes

<p>Betulinaldehyde is a natural compound that belongs to the group of betulinic acid. It has been shown to have antimicrobial activity against oral pathogens and has been shown to inhibit the growth of bacteria by reacting with their cell walls. Betulinaldehyde has also been shown to have an effect on autoimmune diseases such as multiple sclerosis, as well as infectious diseases such as HIV and tuberculosis. Betulinaldehyde can be extracted from the bark of birch trees using acetate, which is then reacted with hydrogen peroxide in a reaction solution. The resulting product is purified using preparative high-performance liquid chromatography (HPLC).</p>

<p>2-Bromo-5-hydroxy-4-methoxybenzaldehyde is a death pathway inhibitor that has been shown to have radiosensitizing effects in vitro. It has also been found to inhibit the expression of matrix metalloproteinase (MMP) in human glioma cells and in a rat model of cerebral ischemia. This compound may be used as a potential chemotherapeutic agent for the treatment of cancer. 2-Bromo-5-hydroxy-4-methoxybenzaldehyde inhibits cell proliferation by inducing apoptosis, or programmed cell death, which may be due to its ability to suppress MMP activity.</p>

<p>5-Bromo-2-hydroxybenzaldehyde is an organic compound with a chemical formula of CHBrO. It is a white solid that is soluble in water, ethanol, and acetone. The synthesis of 5-bromo-2-hydroxybenzaldehyde has been achieved by the acylation reaction of benzaldehyde with bromide ion. The selectivity for this reaction can be increased by using sodium borohydride as a reducing agent instead of lithium aluminum hydride. This method can be applied to the synthesis of salmeterol, which is used as a medicine in the treatment of asthma.</p>

<p>Phenylpropargylaldehyde is an organic compound that is a chiral molecule, which means it has two enantiomers. It was first synthesized in 1964 by R.B. Woodward and T.W. Rittenberg at the University of Chicago, and is used as a chemical intermediate in the synthesis of other compounds with biological activity such as matrix metalloproteinase inhibitors, for example marimastat. Phenylpropargylaldehyde can be prepared from malonic acid and phenylboronic acid in a reaction mechanism that involves nucleophilic substitutions, carbonyl group activation and hydrogen bonding to lysine residues on proteins. The asymmetric synthesis of this compound has been shown to suppress genes associated with metabolic disorders such as diabetes mellitus type 2, fatty acid metabolism disorders and endocrine disorders (e.g., thyroid). It also has adjuvant therapeutic properties in cancer treatment, especially when combined with synthetic fatty acids such as oleic acid or ar</p>

<p>Ac-Asp-Glu-Val-Asp-aldehyde (pseudo acid) is a pro-apoptotic protein that belongs to the group of pseudo acids. It is able to induce apoptosis. Ac-Asp-Glu-Val-Asp-aldehyde (pseudo acid) can induce neuronal death by activating caspases and apoptosis pathway, which are involved in the process of programmed cell death. This protein also has anti-inflammatory properties, which may be due to its ability to inhibit cyclase activity. Ac-Asp-Glu-Val-Asp (pseudo acid) has been shown to be present at physiological levels in the brain and heart, where it may play an important role in maintaining cell viability.</p>

<p>4-Bromobenzaldehyde is a chemical compound that belongs to the group of aromatic compounds. It has been shown to have a potent stimulatory effect on locomotor activity in mice, which may be due to its ability to increase levels of epidermal growth factor and gamma-aminobutyric acid in the brain. 4-Bromobenzaldehyde can be synthesized from 2,4-dibromophenol and anhydrous copper chloride in the presence of sodium hydroxide. The reaction mechanism for this synthesis is believed to involve an intermediate enamine form of 4-bromobenzaldehyde, which can then undergo hydrolysis into 2,4-dibromophenol and benzaldehyde. This product is used as a reagent in organic synthesis because it can be used to form esters with trifluoroacetic acid or hydrochloric acid in high yield.</p>

4-Bromo-2-pyrrolecarboxaldehyde is a synthetic chemical that is used as an antifungal agent. It inhibits the growth of filamentous fungi by binding to their pyrrole rings and inhibiting the synthesis of proteins. 4-Bromo-2-pyrrolecarboxaldehyde has shown in vitro antifungal activity against isolates of Candida albicans, Aspergillus niger, and Fusarium oxysporum. This compound also has substitutions at positions 1 and 2 of the pyrrole ring, which are thought to be responsible for its inhibitory properties. 4-Bromo-2-pyrrolecarboxaldehyde is soluble in organic solvents such as acetone and chloroform.

<p>1-Methyl-1H-indazole-7-carbaldehyde is a 1,3,5-substituted indazole derivative that can be used as a building block for the synthesis of complex compounds. It is an intermediate in the synthesis of various pharmaceuticals and it has been shown to have potential applications in research chemicals. 1-Methyl-1H-indazole-7-carbaldehyde can be used as a versatile building block after conversion to other derivatives. This chemical is also being investigated as a possible treatment for Parkinson's disease and Alzheimer's disease.</p>

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Z-Pro-Pro-aldehyde-dimethyl acetal is a neurotoxin that can be used to label lysosomal enzymes in cells. The labeling is stable and does not interfere with the enzymatic activity of the enzyme. It has been shown to exacerbate neurological disease in mice, including Alzheimer's disease, Parkinson's disease, and amyotrophic lateral sclerosis. Z-Pro-pro-aldehyde-dimethyl acetal binds to microglia cells and induces reactive oxygen species production, which may contribute to cell damage. This toxin also diffracts light at a wavelength of 630 nm when exposed to X-rays, making it useful for labeling lysosomal enzymes in tissue sections or cell supernatants.

Ac-Leu-Val-Phe-aldehyde is a synthetic compound that inhibits the catalytic activity of carboxyl enzymes. It binds to the catalytic site of the enzyme via a noncovalent interaction with residues on the polypeptide chain, thereby preventing the formation of an active complex with other cofactors such as metal ions, amino acids, and ATP. Ac-Leu-Val-Phe-aldehyde can be used in analytical chemistry for determination of carboxyl groups in organic compounds or for determining protein content in biological samples. Ac-Leu-Val-Phe-aldehyde has also been shown to bind to antibodies which are specific for carboxyl groups.

<p>1-H-Pyrazole-3-carboxaldehyde (1HP) is a β-unsaturated ketone that has been shown to inhibit the growth of chronic pulmonary fungal infections, such as histoplasmosis, coccidioidomycosis, and blastomycosis. It has also been shown to have anticancer activity in vitro and in vivo. 1HP inhibits cellular proliferation by inducing cell cycle arrest at the G(2)/M checkpoint. The molecular mechanism of this inhibition is due to an increase in the expression of p21 protein and p27 protein, which are tumor suppressor proteins that regulate progression through the cell cycle. 1HP also inhibits HIV infection by inhibiting reverse transcriptase and proteases, which are enzymes involved in viral replication. This compound binds to active methylene groups on the enzyme's surface, blocking its ability to perform chemical reactions with other molecules. 1HP also has strong inhibitory effects on cancer cells because it causes structural</p>

<p>N-Boc-2-aminoacetaldehyde is an aliphatic aldehyde that has been used in the synthesis of a number of bioactive molecules. It is synthesized by reacting an N-Boc amino acid with chloroform and hydrochloric acid. The reaction time is typically 2 hours at room temperature, although it can be decreased to 20 minutes if the temperature is increased to 60°C. The product can be purified using extraction or recrystallization methods. N-Boc-2-aminoacetaldehyde reacts with chloride ions to form phosphoranes, which are useful in clinical development as antimicrobial peptides. This compound also reacts with fluorine to form hydrogenated derivatives that have been shown to have neurokinin activity in animal models.</p>

<p>3,5-Bis(trifluoromethyl)benzaldehyde is a synthetic compound that has been shown to inhibit cancer cell growth. It is a chromatographic reagent and an intermediate in the production of pharmaceuticals. 3,5-Bis(trifluoromethyl)benzaldehyde was shown to bind to the amino group of proteins and inhibit the synthesis of protein inhibitors. This compound also binds to cholesterol esters and causes lipid peroxidation, leading to cell death in cancer cells.</p>

Ac-Trp-Glu-His-Asp-aldehyde is a tetrapeptide that has been shown to inhibit the activity of caspases. Caspases are proteases that play an important role in cell death by inducing apoptosis and necrosis. The structure of the Ac-Trp-Glu-His-Asp-aldehyde was determined by X-ray crystallography, revealing a hydrophobic molecule with a pseudo acid residue. This compound binds to peptides and blocks the binding site for caspase substrates, which prevents their activation. Acetylation of this compound also increases its hydrophobicity, making it more likely to bind to other molecules such as proteins or lipids.

Ac-Glu-Ser-Met-Asp-aldehyde is a molecule that is naturally produced by the human body. It has been shown to be an endogenous caspase activator, which may lead to apoptosis. Ac-Glu-Ser-Met-Asp-aldehyde can also bind to cholesterol and influence its synthesis, thus affecting the production of other proteins. This molecule has a protease activity and can cleave peptides at specific sites. The sequences of this molecule have been determined and it has been found that these sequences are similar to those found in other proteases such as serine proteases.

<p>2-Bromo-6-methylpyridine-3-carboxaldehyde (BMPCA) is a pharmacological agent that belongs to the group of antagonists. It has been shown to be a potent antagonist at the NMDA receptor and may be used for treating neuropathic pain. BMPCA also has been shown to have competitive inhibition at the naphthyridine receptor, which may allow it to act as an antagonist or an agonist depending on its binding site. The regioisomeric analogs of BMPCA are 2-(2,5-dichloropyridyl)-6-methylpyridine-3-carboxaldehyde and 2-(2,5-dimethylpyridyl)-6-methylpyridine-3-carboxaldehyde. These analogs have been shown to inhibit the growth of tumor cells in vitro and in vivo.</p>

Ac-Leu-Glu-His-Asp-aldehyde (pseudo acid) trifluoroacetate salt is a chemical compound that belongs to the group of apoptosis proteins. It has been shown to have anti-inflammatory and neuroprotective effects in primary cells, as well as to induce apoptosis in HL60 cells. Ac-Leu-Glu-His-Asp-aldehyde (pseudo acid) trifluoroacetate salt is also able to inhibit the activation of the caspase pathway by preventing the release of cytochrome c from mitochondria and decreasing the mitochondrial membrane potential. The protein may be used as an agent for skin cancer treatment.

<p>3,5-Dibenzyloxybenzaldehyde is a molecule that has been shown to induce apoptosis in prostate cancer cells. It binds to the survivin protein and prevents its function. 3,5-Dibenzyloxybenzaldehyde also has anti-cancer properties due to its ability to inhibit the growth of cultured prostate cancer cells in vitro. This compound can be used as a photophysical probe for radiation studies or as a fatty acid monomer for metathesis reactions. The molecule is also active against cox-2 inhibitory activity and has been shown to have clinical efficacy in diazepine synthesis.</p>

3-Hydroxyisonicotinaldehyde is a disulfide bond that plays an important role in enzyme catalysis. The active site of the enzyme, which contains a nucleophilic attack on the electrophilic carbon atom, is composed of two cysteine residues with their sulfhydryl group (-SH) bonded to each other through a disulfide bond. This bond can be broken by either an acidic environment or protonation. In the absence of these conditions, the -SH groups are coordinated to metal ions and form a complex. The hydroxyl group (-OH) on one cysteine residue can coordinate to the nitrogen atom on the other cysteine residue and form tautomers. These tautomers correspond to two different configurations of the molecule: one where both sulfur atoms are in a trans configuration (tautomer A), and one where they are in a cis configuration (tautomer B). The biological properties of 3-hydroxyison

4-tert-Butoxybenzaldehyde is a colorless liquid that has a viscosity of 0.3 mm2/s at 25 °C. It can be synthesized by reacting pyridine with hydrochloric acid in the presence of a Grignard reagent. 4-tert-Butoxybenzaldehyde reacts with phenolic antioxidants to form an ester, which can be used as an industrial solvent. The crystal x-ray diffraction pattern of 4-tert-Butoxybenzaldehyde exhibits peaks at 2θ = 8.0, 11.5, and 18.5° corresponding to the (100), (200), and (220) planes, respectively. This chemical can also undergo reactions that lead to termination or transfer reactions, including diethyl ketomalonate formation with diethyl malonate in the presence of water as a solvent and potassium hydroxide as a catalyst for transfer reactions.END>

<p>Boc-Asn-Phe-Pro-aldehyde is a cytosolic proteolytic target enzyme that hydrolyzes peptides with an aliphatic amino acid residue at the carboxy terminus. It is localized in the cytoplasm, where it is activated by serine proteases. Boc-Asn-Phe-Pro-aldehyde has been shown to be effective in cell culture and supernatant. This enzyme can also be used to demonstrate the presence of a particular peptide by releasing a reactive chloride, which can be detected using tetrazolium chloride. This protease has been shown to exacerbate inflammation when administered in vivo.</p>

3-Thien-2-yl-1H-pyrazole-4-carbaldehyde is a ligand that can be used to inhibit the activity of nicotine in the human liver. It has been shown to reduce chemical inhibitor activity globally and systematically, and it may have therapeutic potential for preventing death from tobacco use. 3-Thien-2-yl-1H-pyrazole-4-carbaldehyde binds to nicotine receptors by forming hydrogen bonds with the receptor's nicotinic acetylcholine binding sites. This prevents nicotine from binding to those sites, resulting in a reduction of the addictive properties of tobacco. 3TPCA is being developed as a drug candidate for treating tobacco use disorders.

<p>Caspase-3/7 Inhibitor II Ac-Asp-Asn-Leu-Asp-aldehyde (pseudo acid) is a peptide inhibitor of caspases. It blocks the activation of these proteases and their subsequent cleavage of substrates in the apoptotic pathway. This drug has potent inhibitory activity against caspases 3, 7, 8, 9, and 10. Caspase-3/7 Inhibitor II Ac-Asp-Asn-Leu-Asp-aldehyde (pseudo acid) specifically interacts with the active site and inhibits the enzyme by binding to an aspartic acid residue at position D197 in human caspase 3. Caspase 3/7 Inhibitor II Ac-Asp-Asn-Leu-Asp-aldehyde (pseudo acid) is localized to mitochondria and binds to acetyldeviceine (acDEV), a substrate for caspases</p>

<p>3-Bromobenzaldehyde is an organic compound with the formula CHBrCHO. It is a colorless liquid that is soluble in many organic solvents. 3-Bromobenzaldehyde can be synthesized by the reaction of ethyl acetoacetate and anhydrous sodium in methanol, and can be purified by distillation or recrystallization from ethanol. This compound has been used as a solvent for analytical methods, such as GC-MS analysis, due to its high boiling point and low volatility. 3-Bromobenzaldehyde also reacts with hydrogen chloride to form benzoyl chloride, which can then be reacted with alcohols to produce esters. 3-Bromobenzaldehyde has been shown to react with chalcones to form optical active compounds, such as curcumin analogues. These reactions are typically carried out in solution using acetic acid or sulfuric acid as a catalyst.br&gt;br&gt;</p>

<p>Angiotensin-converting enzyme inhibitor; anti-hypertensive</p>

<p>N-Boc-4-piperidineacetaldehyde is a chiral, stable, and readily available aldehyde. It has been used in the synthesis of various biologically active molecules including imidazolidinones, which are important for their use as catalysts in organic chemistry. The synthesis of this molecule by the condensation of 4-piperidineacetic acid with acetaldehyde followed by reduction with sodium borohydride is an example of this type of reaction. N-Boc-4-piperidineacetaldehyde can be used to synthesize imines and linkers that are covalently bonded to the protein backbone. This molecule also has conformational stability and is not susceptible to oxidation or radiation damage.</p>

<p>2-Fluoropyridine-5-carboxaldehyde is a reactive chemical that can be used as an acceptor in organic synthesis. It has been shown to have antibacterial properties, and is also a synthon for the production of prosthetic groups. 2-Fluoropyridine-5-carboxaldehyde reacts with dopamine to form diphenyl ethers, which are used as labels for immunoassays. This chemical can be catalysed and has been shown to be resistant to catalysis. 2-Fluoropyridine-5-carboxaldehyde can also be used in the synthesis of cycloalkanes.</p>

<p>3,5-Dihydroxybenzaldehyde (DHBA) is a plant metabolite that is classified as a phenolic compound. It is found in many plants and has important biological functions such as the production of carotenoids or the cleavage of carotenoid to form other compounds. DHBA can be extracted from plant tissue with hydrochloric acid or carbon sources. It has been shown that DHBA inhibits the growth of soil bacteria by binding to amines and thus preventing them from reacting with substrates. This may be due to its ability to act as an electron donor, which could also explain its inhibitory activity on carotenoid cleavage.</p>

<p>1-Trityl-1H-imidazole-4-carbaldehyde is a phosphorane that has been synthesized in the laboratory. It is an organometallic compound with a chloroformate ligand and a mononuclear, dimethylformamide complex. 1-Trityl-1H-imidazole-4-carbaldehyde has shown to be an electrophile and binds to receptor sites with high affinity. This may be due to its ability to form hydrogen bonds with the receptor site, which often occurs for pharmacokinetic profiles.</p>

<p>5-Bromo-2-hydroxybenzaldehyde (5BHB) is an organic compound that has been shown to have a coordination geometry of group p2. This compound binds to DNA and RNA, inhibiting the transcription process. 5BHB also has the ability to form a copper complex with malonic acid. This redox potential is reduced by one electron when copper is added in order to form the copper complex, which allows for the reactivity of 5BHB to be increased. 5BHB binds to nucleic acids through hydrogen bonding interactions with nitrogen atoms and lone pairs on oxygen atoms. The reaction mechanism for 5BHB involves intramolecular hydrogen transfer from one molecule of 5BHB to another, forming an intermediate that then reacts with nucleic acid.</p>

<p>Ac-Ile-Glu-Thr-Asp-aldehyde (pseudo acid) is a neurotrophic factor that plays an important role in the development and function of the nervous system. It stimulates the production of other neurotrophic factors such as NGF, BDNF, and GDNF. This protein has been shown to be involved in a number of autoimmune diseases, including multiple sclerosis and rheumatoid arthritis. Ac-Ile-Glu-Thr-Asp-aldehyde (pseudo acid) is also known to reduce neuronal death by binding to toll receptors on neurons and activating mitogen activated protein kinases. Acetylcholine esterase activity can also be inhibited by this protein. Acetylcholine esterase is responsible for breaking down acetylcholine, which is a neurotransmitter that transmits nerve impulses across the synapses between neurons. The inhibition of this enzyme leads to an increase in acetylcholine levels and increased transmission of</p>

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Trans,cis-2,6-Nonadienal is a fatty acid derivative with an unsaturated 2,6-nonadiene structure. It is an inhibitor of the enzyme fatty acid synthase, which catalyzes the formation of long-chain polyunsaturated fatty acids. Trans,cis-2,6-Nonadienal has been shown to inhibit v79 cells and ester compounds that are used in analytical methods for measuring fatty acids. It is also able to inhibit lysine residues and it can be used as a reactive antioxidant system in mammalian cells. Trans,cis-2,6-Nonadienal has shown a profile of activities that includes inhibition at multiple endpoints involving noncompetitive inhibition as well as antioxidant activity.

<p>Perillaldehyde is a natural compound that has been used in food and medicine for centuries. It is an antimicrobial agent with dextran sulfate, which is a sugar polymer that inhibits the growth of fungi and bacteria. Perillaldehyde also has been shown to inhibit the energy metabolism of microorganisms by decreasing ATP production. Perillaldehyde has also been shown to have genotoxic activity, as it can cause DNA strand breaks. This compound also causes oxidative stress in cells by reducing mitochondrial membrane potential and inducing reactive oxygen species (ROS). Perillaldehyde has acute toxicities, as it causes electrochemical impedance spectroscopy changes that indicate cell death.</p>

<p>2,3,5-Trichlorobenzaldehyde is a chemical compound that has been shown to have anticancer and apoptotic effects. It inhibits the growth of bacteria by chelating iron ions and inhibiting bacterial dna synthesis. 2,3,5-Trichlorobenzaldehyde has also been shown to inhibit the growth of cancer cells in culture in an experimental study. This chemical has been used as a substrate for nmr spectroscopy to study its functional groups and radical scavenging activities. 2,3,5-Trichlorobenzaldehyde can be synthesized from phenacyl chloride and benzaldehyde in the presence of hydrogen chloride gas. The carbonyl group in 2,3,5-trichlorobenzaldehyde may cause metabolic disorders such as diabetes mellitus or hyperglycemia.</p>

<p>3-Nitroisonicotinaldehyde is a kinase inhibitor that binds to the ATP binding site of receptor tyrosine kinases. It inhibits the activation of these receptors and prevents the phosphorylation of tyrosine residues on the receptor. 3-Nitroisonicotinaldehyde has been shown to inhibit VEGFR-2, ABCG2, and efflux in human cancer cells. This drug has been shown to inhibit tumor growth in mice by inhibiting angiogenesis, which is a process that involves the formation of new blood vessels from pre-existing ones. 3-Nitroisonicotinaldehyde also inhibits tumor growth by blocking the production of vascular endothelial growth factor (VEGF) from angiogenic cells.</p>

<p>Benzaldehyde semicarbazone is a hydrogen bond acceptor and donor, which can be used for the synthesis of pharmaceuticals. It is also known to have significant biological activity, including anticonvulsant activity. Benzaldehyde semicarbazone has been shown to be an inhibitor of pyrazole ring formation in the reaction between 4-chlorobenzaldehyde oxime and hydrochloric acid. This inhibition may be due to its ability to act as a hydrogen bond acceptor, forming hydrogen bonds with both the carbonyl group of 4-chlorobenzaldehyde oxime and the protonated chloride ion. The mechanism is supported by kinetic studies which show that benzaldehyde semicarbazone has a much lower activation energy than the other reactants involved in the reaction.</p>

2-Propyl valeraldehyde is a solvent that is used in pharmaceutical preparations and has been shown to inhibit the activity of aldehyde dehydrogenase, an enzyme that catalyzes the oxidation of alcohols and aldehydes. 2-Propyl valeraldehyde also inhibits the formation of carboxylic acids by competitive inhibition with metal ions such as zinc. The deuterium isotope effect has been used to show that 2-propyl valeraldehyde is metabolized by deuterium exchange. Mass spectrometric detection has shown that this compound contains a carbonyl group (C=O). This compound can be used as an intermediate in organic synthesis reactions, but it also has convulsant effects.

<p>Doebner-Miller reaction the 4- nitrocinnamaldehyde and 2-methylaniline in concentrated HC1 give the corresponding 8-methyl-2-phenylquinoline (3: R = 4'-N02) directly. The asymmetric Friedel-Crafts-type alkylation in aqueous media reaction of 4-Nitrocinnamaldehydr with N-methyl indole using trifluoro</p>

<p>2-Bromo-4,5-difluorobenzaldehyde is a chemical intermediate and speciality chemical. It is an important building block for the synthesis of organic compounds, such as pharmaceuticals and agrochemicals. This product is a versatile building block, which can be used in a wide range of reactions and is suitable for use as an intermediate or scaffold. It has high quality and complex structure that can be used to synthesize a number of different compounds.</p>

<p>Applications 8-Nonenal is used as a reactant in the preparation of macrocyclic Z-enoates and (E,Z)- or (Z,E)-dienoates through catalytic stereoselective ring-closing metathesis.<br>References Zhang, H., et al.: JACS., 136, 16493 (2014)<br></p>

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<p>4-Acetoxybenzaldehyde is a compound with an acetyl group attached to the benzene ring. It is potentially toxic to cells and has been shown to produce reactive oxygen species (ROS) in v79 cells, which can lead to cell death. The biological properties of 4-acetoxybenzaldehyde are not well understood, but it has been shown to have antioxidant properties in other studies. This compound also reacts with amines, forming acetamides and amides. 4-Acetoxybenzaldehyde is found in environmental pollution as a result of its presence in the atmosphere and its use as a solvent. It was first synthesized by the reaction of coumaric acid and acetyl chloride with formaldehyde at reflux temperature. The compound can be purified by chromatographic methods or mass spectrometric analysis.</p>