Açúcares e Nucleobases da Espinha Dorsal

<p>5-Hydroxymethylcytosine is a metabolite of the nucleic acid cytosine. It is an epigenetic modification that alters gene expression without changing the DNA sequence. 5-Hydroxymethylcytosine has been shown to be a potential biomarker of cellular transformation and is involved in axonal growth, transcriptional regulation, and leukemia inhibitory factor. 5-Hydroxymethylcytosine binds to nuclear dna, which inhibits replication by binding to the duplexes of dna (the double helix) and halting transcriptional elongation. 5-Hydroxymethylcytosine also binds cell factor, which is necessary for cell proliferation and differentiation.</p>

<p>2-Thiouracil is a photochemical that reacts with DNA by intermolecular hydrogen bonding, leading to DNA strand breakage. The reaction mechanism of 2-thiouracil has been elucidated through in vitro assays, which showed that the drug binds to the major groove of DNA duplexes and causes cleavage in the region containing two nitrogen atoms.</p>

<p>3’-Deoxy-5-fluorouridine is a synthetic compound that is used as an anticancer drug. It has been shown to induce apoptosis in cancer cells through the modulation of polymerase, synthetase and other enzymes involved in DNA synthesis. 3’-Deoxy-5-fluorouridine also inhibits the activity of viral thymidylate synthase, which prevents the conversion of deoxyuridine triphosphate (dUTP) to thymidylate monophosphate (dTMP), preventing DNA replication and cell division. This chemical can be synthesized by reacting uracil with trifluoroacetic acid followed by saponification.</p>

<p>7-Deazaxanthine is a purine derivative that has been shown to have antiangiogenic properties. It inhibits the growth of cancer cells by inhibiting the synthesis of vascular endothelial growth factor (VEGF), which is a potent angiogenic factor. 7-Deazaxanthine also binds to the VEGF receptor, preventing it from binding to VEGF. The x-ray crystal structures and kinetic data for 7-deazaadenosine suggest that this compound may be an inhibitor of hydrogen bonding interactions between amino acids in protein molecules, leading to its antiangiogenic activity. 7-Deazaxanthine does not prevent the activation of tyrosine kinases or phosphatases. In addition, this compound has been shown to inhibit the proliferation of breast cancer cells in culture and in vivo studies using mouse models. This drug also has glycosidic bond, which can result in a variety of chemical structures due to different types of glycos</p>

<p>Synthetic building block for nucleic acid research</p>

<p>5-Acetylamino-6-formylamino-3-methyluracil is an analysis method that can be used to determine the effectiveness of certain contraceptives. This drug has shown a potential to interact with other drugs, such as caffeine and amphetamines. It is also used to measure the enzyme activities of polymorphic human erythrocytes. 5-Acetylamino-6-formylamino-3-methyluracil is used in the preparation of blood samples for DNA sequencing and polymerase chain reaction (PCR) amplification. The concentration of intracellular calcium ions in humans has been shown to increase when this drug is administered, which leads to hyperproliferative diseases like cancer or HIV infection.</p>

<p>N2-Acetyl-O6-diphenylcarbamoylguanine is an amide nucleoside that is a potent antiviral agent. It inhibits the synthesis of viral DNA by inhibiting viral DNA polymerase. N2-Acetyl-O6-diphenylcarbamoylguanine also has reactive functional groups that can react with other molecules, such as human serum albumin, to form conjugates that are more stable and can be used for long periods of time. This nucleoside is synthesized by reacting uridine with chloroacetamide and then reacting the resulting product with diphenylcarbamoyl chloride in the presence of triethylamine. The ring opening reaction leads to the formation of a glycosidic linkage between N2-Acetyl-O6-diphenylcarbamoylguanine and the sugar molecule. This nucleoside has been shown to</p>

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<p>Intermediate in the synthesis of Decitabine</p>

<p>N2-Acetylguanine is a reactive compound that inhibits the growth of cancer cells in leukemia. It is an antimicrobial agent that has significant cytotoxicity against leukemia cells and other bacterial cells. N2-Acetylguanine reacts with dihydrozeatin to form acyclic nucleoside phosphonate, which inhibits the synthesis of DNA, RNA, and protein. This reaction yields a high yield of this product in a short period of time. The modification process also creates a more efficient method for synthesizing this compound. N2-Acetylguanine can be used to treat dyslipidemia by decreasing cholesterol levels in the blood and can also be used as an active substance in the treatment of diabetes mellitus type II and insulin resistance.</p>

<p>5-Bromouracil is a cytotoxic agent that inhibits the synthesis of DNA by inhibiting the enzyme thymine-5-bromo-2'-deoxyribonucleotide synthetase. It also has genotoxic effects on the organism, which can be observed in transfection experiments with human lymphocytes and polymerase chain reaction (PCR) experiments. 5-Bromouracil binds to the hydroxyl group of thymine and interacts with the nucleic acid bases, blocking the process of DNA synthesis. This drug is used to treat cancer in humans, but it is also toxic to eosinophils, which are white blood cells that produce chemicals such as peroxidases that help fight infections. The mechanism of action for 5-Bromouracil is not yet fully understood.</p>

<p>5-Methylcytosine hydrochloride salt is a metabolite of cytosine that occurs naturally in the body. It is used as an inhibitor of DNA methylation to study the effect of this process on gene expression. 5-Methylcytosine hydrochloride salt has been shown to inhibit the production of growth factors, such as insulin-like growth factor 1, and radiation energy. It also causes oxidative damage to DNA and inhibits the oxidation of urea nitrogen in lettuce. The matrix effect may interfere with the analysis of 5-methylcytosine hydrochloride salt by spectrometry.</p>

<p>6-Chloro-9-(tetrahydro-2H-pyran-2-yl)purine is a nucleoside analog that is used to treat various types of cancer. It is a c–h bond regiospecific nucleophile that forms the 6-chloro 9-(tetrahydro-2H-pyran-2-yl)purine intermediate. The chloride ion acts as a nucleophile in the first step of this process, which results in the formation of an organocuprate and glyoxylate. 6CPP binds to DNA and inhibits RNA synthesis, leading to cell death by apoptosis or necrosis. This drug has been shown to be effective for treating human cell lines. 6CPP is also known for its antitumor effects, which may be due to its ability to inhibit phosphonates and cross-coupling reactions.</p>

<p>Adenine sulphate is a nucleotide that is involved in the formation of DNA and RNA. Adenine sulphate is synthesized from adenosine triphosphate and sulfuric acid. It has been shown to be an important component of DNA polymerase, which is responsible for the production of RNA and DNA. Adenine sulphate also plays a role in the development of insect resistance in plants and tissue culture cells. Adenine sulphate levels have been found to be reduced in patients with orotic aciduria, a condition characterized by high levels of orotic acid in the urine. The decreased adenine sulfate levels are thought to be due to an imbalance between adenosine diphosphate, which inhibits adenylosuccinate lyase (ADSL), and sulfite oxidase (SOX) activity. ADSL converts adenosine diphosphate into adenosinethiol disulfide, while SOX converts sulfite into hydrogen sulfide</p>

<p>6-Methylmercaptopurine is an important metabolite of 6-methylmercaptopurine, which is a vital component of the nucleotide synthesis pathway. It is used in analytical methods to determine levels of nucleotides, as well as in biological studies for its effect on autoimmune diseases. 6-Methylmercaptopurine can inhibit replication by inhibiting the methyltransferase enzyme.</p>

<p>Uracil-4-acetic acid is a monocarboxylic acid that is synthesized in mammalian cells. It can also be obtained by hydrolysis of orotic acid, which was previously synthesized from uridine and phosphorolysis of sephadex g-100. Uracil-4-acetic acid is used to produce uridine through the action of an enzyme called uridine phosphorylase. This enzyme catalyzes the reaction between ATP and uracil, as well as the conversion of orotic acid to orotidine 5′-monophosphate decarboxylase. Uracil-4-acetic acid has been shown to inhibit the growth of toxoplasma, but it has not been determined whether this inhibition is due to its role in the synthesis of uridine or its toxic effects on the parasite.</p>

<p>N2-Phenoxyacetyl guanine is a labile nucleoside that can be synthesized by the aminoacylation of guanosine with phenoxyacetic acid. It has been shown to have an important role in oxidative DNA damage, which may lead to mutagenesis and cancer. N2-Phenoxyacetyl guanine is stereoselective and binds preferentially to the GGC sequence, and it is also aminopropylated at its 2′ position. This nucleoside is not ionizing but can be degraded by radiation or enzymes such as deaminases.</p>

<p>5,6-Dihydro-ara-uridine is a fine chemical that belongs to the group of compounds known as uridine analogues. It can be used as a versatile building block in the synthesis of other compounds and has been shown to be an effective intermediate in the synthesis of various research chemicals. 5,6-Dihydro-ara-uridine is also commonly used as a reaction component and reagent in the polymerization process. This compound is high quality and has CAS No. 30100-83-5.</p>

<p>5-Azauracil is a glycosylase that specifically hydrolyzes the N-glycosidic bond in uridine. It is a potential anticancer agent that inhibits the growth of cancer cells by targeting intracellular targets and inhibiting enzyme activities. 5-Azauracil binds to nitrogen atoms in the enzyme active site, causing an alteration in the hydrogen bonding network and resulting in inhibition of enzyme activity. The reaction mechanism involves the formation of orotic acid as a product. 5-Azauracil also has been shown to inhibit x-ray diffraction data, which may be due to its ability to bind to an enzyme's metal cofactors such as iron or copper.</p>

<p>5,6-Diaminouracil sulfate is an amine that is used as a precursor in the production of the anti-cancer drug 5-fluorouracil. It can be synthesized from diaminopyrimidine and uracil. This compound has two amino groups, which are both substituted with hydrogens. The aminouracile group is substituted with a hydrogen and an amino group. 5,6-Diaminouracil sulfate has pyrimidone rings that are fused together to form a six-membered ring.</p>

<p>5,6-Dihydrouracil is a model system and a drug that belongs to the class of inhibitors. It inhibits DNA polymerase, RNA polymerase, and other enzymes by binding to their active sites. 5,6-Dihydrouracil has been shown to inhibit hydrogen bonding interactions with the DNA template or matrix effect in vitro. This drug has also been shown to have an effect on energy metabolism in humans. 5,6-Dihydrouracil is used as a probe for enzyme activity and receptor binding studies in vitro. Additionally, it can be used as an analytical method for determining the presence of dihydrouracil in human serum.</p>

<p>3'-Deoxy-2',3'-Didehydro-2'Fluorothymidine (3DFT) is a nucleoside analogue of thymidine. It has been shown to be an efficient inhibitor of HIV replication in vitro and in vivo. 3DFT is able to inhibit virus production by blocking the viral reverse transcriptase enzyme, which is responsible for copying the viral genomic RNA into DNA. This drug also inhibits the activity of human immunodeficiency virus type 1 integrase, which is an enzyme that catalyses the integration of proviral DNA into host cell chromosomes. 3DFT is a potent inhibitor of HIV infection in vitro and in vivo and has also been shown to inhibit other viruses such as cytomegalovirus, herpes simplex virus types 1 and 2, varicella zoster virus, influenza A virus, coxsackie B4 virus, echovirus 7, and erythrovirus 9.</p>

<p>2',3'-Di-O-isopropylidene-5-hydroxymethyl uridine (DIOI) is a fine chemical that can be used as a versatile building block or an intermediate in the research of complex compounds. DIOI is also a useful reagent, which may be used as a starting material for the synthesis of other compounds. It has been shown to have high quality and is available at CAS No. 3816-77-1.</p>

<p>N2-Pivaloylguanine is a versatile building block that can be used in the synthesis of many complex compounds. It has been shown to be an excellent reagent for the synthesis of heterocyclic molecules, and is also used as a reactant in a number of chemical reactions. N2-Pivaloylguanine is a high quality, useful intermediate that can be used to make other compounds, such as pharmaceuticals and agrochemicals. It is also a useful scaffold for the synthesis of research chemicals.</p>

<p>2-Chloroinosine 3',4',6'-triacetate is a reagent, useful intermediate, fine chemical, and speciality chemical. It is used as an important building block in organic synthesis. 2-Chloroinosine 3',4',6'-triacetate can be used as a versatile building block for the synthesis of many other compounds. The high quality and usefulness of this compound make it a good choice for research chemicals.</p>

<p>7-[4-[4-(4-Fluorobenzoyl)Piperidin-1-Yl]Butyl]-1,3-Dimethylpurine-2,6-Dione is a drug that belongs to the group of adenosine receptor antagonists. It has been shown to inhibit phosphodiesterase activity and is used as a pharmaceutical dosage. 7-[4-[4-(4-Fluorobenzoyl)Piperidin-1-Yl]Butyl]-1,3-Dimethylpurine-2,6-Dione has been shown to bind to the 5HT2C receptor in vitro. This drug may have therapeutic potential for obesity and type 2 diabetes mellitus treatment.</p>

<p>Intermediate in the synthesis of alogliptin</p>

<p>8-Methylxanthine is a metabolite of caffeine and theophylline. It has been shown to be a pro-inflammatory cytokine that stimulates the production of other pro-inflammatory cytokines such as interleukin (IL)-1β, IL-6, and tumor necrosis factor alpha (TNFα). 8-Methylxanthine is also a substrate for cytochrome P450 enzyme activity, which is responsible for metabolizing many drugs and other chemicals in the body. This compound has been detected in human liver and urine samples. 8-Methylxanthine has cytotoxic properties and may serve as an antioxidant. Mass spectrometric detection methods are used to identify this compound in biological fluids.</p>

<p>6-Azathymine is a compound that belongs to the group of amides. It has shown bacterial strain specificity and can be used for the treatment of infections caused by Group P2 bacteria. 6-Azathymine inhibits the enzyme activity of toll-like receptor, which is responsible for immune response and inflammation. It also has been shown to inhibit photosynthetic activity in plants. This drug may also be useful for eye disorders, such as retinitis pigmentosa and macular degeneration. 6-Azathymine is activated by hydroxyl groups, which leads to its toxicity at high concentrations.</p>

<p>5-Methoxyuracil is a labile, colorless and crystalline compound that occurs spontaneously in the presence of oxygen. It has a chemical structure similar to thiourea, with one methyl group substituted for the amino group on the heterocycle. 5-Methoxyuracil is used as a precursor for synthesis of thymine and uracil. It also acts as an antioxidant, preventing reactive oxygen species from causing cellular damage. 5-Methoxyuracil can be used in regenerative medicine to increase the production of messenger RNA (mRNA) and ribosomal RNA (rRNA). This drug is used as a prebiotic agent and can be synthetically produced by dimethylation of uridine followed by ethyl formate oxidation.</p>

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<p>5-Benzyl-1-(2-hydroxyethoxymethyl)uracil is a cytostatic drug that has been shown to inhibit the growth of cancer cells by inhibiting the enzyme activities necessary for DNA replication and transcription. This compound has been found to be effective in treating metastatic colorectal cancer in experimental models, as well as skin cancers in mice. 5-Benzyl-1-(2-hydroxyethoxymethyl)uracil is also an inhibitor of HIV infection, which may be due to its ability to block the synthesis of uridine. The symptoms that are caused by this drug are not yet known.</p>

<p>1,3,9-Trimethylxanthine is a naturally occurring purine alkaloid that has been shown to have cytosolic calcium ion-antagonistic properties. It can also act as an antioxidant by donating electrons to free radicals and inhibiting lipid peroxidation. This compound is found in coffee beans and other sources of caffeine. It binds to the receptor for adenosine, which causes the antagonistic effects on intracellular calcium concentration. Trimethylxanthine can also be used to treat ventricular arrhythmias and increase locomotor activity in mammals. Trimethylxanthine has been shown to be effective in wastewater treatment as it removes organic pollutants from water by oxidizing them with hydrogen peroxide or chlorine gas.</p>

<p>6-Aminouracil is a hydroxylated form of uracil. It has inhibitory properties against protein synthesis in bacteria, acting as an inhibitor of the enzyme dihydroorotase. 6-Aminouracil has been shown to be effective against PC3 cells and has high resistance to hydrolysis by acid or alkali. The reaction mechanism for the conversion of uracil to 6-aminouracil is unclear; however, it may involve a nucleophilic attack on the hydroxyl group.</p>

<p>Please enquire for more information about 3’-Azido-3’-deoxyguanosine including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N2,9-Diacetylguanine is a synthetic molecule that can be used to inhibit the replication of herpes simplex virus. It has been found to inhibit the growth of viruses in vitro by binding to the viral DNA and inhibiting viral RNA synthesis. N2,9-Diacetylguanine is also a substrate for acetylation and may undergo this reaction with acetyl coenzyme A to form N4,9-diacetylguanine. The acetylated form of guanine inhibits the virus by blocking its ability to replicate DNA. The potential mechanism for this drug's anti-viral activity includes inhibition of the enzyme ribonucleotide reductase, which converts ribonucleotides into deoxyribonucleotides.</p>

<p>5-Aminouracil is a pyrimidine nucleoside that is used in the treatment of cancer, psoriasis and other autoimmune disorders. 5-Aminouracil is a prodrug that undergoes intracellular transformation to become an inhibitor of DNA synthesis. It promotes apoptosis by inhibiting the production of RNA and protein synthesis, leading to cell death. 5-Aminouracil has been shown to be effective against malignant cells in tissue culture as well as various types of cancer cells. A study using hydrogen bonding interactions showed that 5-aminouracil binds to the ribosomal protein L10 and inhibits its function in the polymerase chain reaction (PCR). Molecular docking studies have also shown that this drug can bind with redox potentials in both the active site and ligand binding site of human topoisomerase II alpha, which may lead to inhibition of enzyme activity or cell death.</p>

<p>6-Methyluracil is an antimetabolite that inhibits protein synthesis and is therefore used in the treatment of infectious diseases. 6-Methyluracil has two hydroxyl groups, which are located in adjacent positions on the ring. The optimum concentration for this drug is 3-10 μM, which can be achieved with a malonic acid buffer solution at pH 7.4. 6-Methyluracil reacts with sodium succinate to form an acid complex, which may have antiinflammatory activity. 6-Methyluracil has been shown to inhibit prostaglandin synthesis and exhibits a reaction with radiation to produce photoproducts that can be detected by analytical chemistry.</p>

<p>Applications 1,3-Diethyl-5-nitroso-6-aminouracil (cas# 89073-60-9) is a compound useful in organic synthesis.<br></p>

<p>Applications Protected Guanine.<br>References Hakimelahi, G., et al.: J. Med. Chem., 44, 3710 (2001),<br></p>

<p>Applications 3-BENZYLADENINE (cas# 7280-81-1) is a useful research chemical.<br></p>

<p>Applications Uracil Lyxonucleoside 5'-Phosphate is an intermediate in the synthesis of Trilithium UDP-glucuronic Acid-13C1, 15N2 (T886287), which is an isotope labelled analog of Trisodium UDP-glucuronic Acid (T886285). Trisodium UDP-glucuronic Acid is a reactant used in the enzymatic preparation of β-glucuronides.<br>References Stevenson, D.E., et. al.: Collect Czech. Chem. C., 65, 117 (2000); Robotham, S.A., Brodbelt, J.S.: Biochem. Pharmacol., 82, 1764 (2011); Kren, V., et. al.: Drug Metab. Dispos., 28, 1513 (2000)<br></p>

<p>Applications Used in the preparation of pyrrolotriazines.<br></p>

<p>1,3-Dipropylxanthine is a congener of caffeine. It is a nonselective adenosine receptor antagonist that binds to the adenosine receptors in the kidney. 1,3-Dipropylxanthine has been shown to increase renal blood flow and increase urine output. This drug may be used as a mobilisation agent for patients who are bedridden or have limited mobility. It should not be given to patients with heart disease or high blood pressure. 1,3-Dipropylxanthine has also been shown to inhibit the binding of pyrimido [1,2-a]benzimidazole (PPIM) and furyl derivatives to the adenosine receptor.</p>

<p>Eritadenine is a glycoside that has been found in the edible roots of plants belonging to the family Euphorbiaceae. Eritadenine is an inhibitor of malonic acid, which is a precursor for fatty acid synthesis. It has also been shown to have biological properties, such as inhibiting fat cell growth and reducing cholesterol levels in rats. Eritadenine can be detected with an analytical method that uses high-performance liquid chromatography coupled with a photodiode array detector. This method separates and identifies eritadenine from other compounds using polymerase chain reaction amplification on camp levels and sodium salts. Eritadenine can also be found in samples of liver cells or ethanolamine.</p>

<p>8-Azaadenine is an analog of adenine that binds to the purine receptor in the cell membrane. It has been shown to inhibit the growth of bacterial strains, such as Klebsiella pneumoniae and Staphylococcus aureus, by targeting their DNA gyrase and topoisomerase IV. 8-Azaadenine has also been shown to have a high resistance to bacterial mutants resistant to other antibiotics. It has been found that the nitrogen atoms in 8-azaadenine are important for its biological properties. The optimum pH for this antibiotic is 7.4.</p>

<p>8-Hydroxyguanine hydrochloride is a fine chemical that is used as a building block in the synthesis of pharmaceuticals, agrochemicals and other organic compounds. It is also used as a reagent for research into the mechanisms of DNA damage. CAS No. 1246818-54-1 8-Hydroxyguanine hydrochloride is a complex compound that can be used as a versatile building block for the synthesis of many different types of molecules, including valuable intermediates and scaffolds for drug discovery.</p>