Nucleosídeos

<p>S-Adenosyl-L-methionine disulfate tosylate (SAMe) is a dietary supplement that is used to treat depression and liver disease. It is also a metabolite of the amino acid methionine, which is formed by the enzyme S-adenosylmethionine synthase. SAMe has been shown to inhibit the activation of caspase 3, which causes apoptosis in cells, and may be useful for treating cancer and other diseases. The chromatographic method used to separate SAMe from other compounds relies on its evaporative properties, due to its high water solubility.</p>

<p>5-(2-Hydroxyethyl)uridine (5HUdR) is a nucleoside that is structurally related to uridine. 5HUdR has been used as an analogue of uridine and has been shown to be catalytically hydrogenated with acrylonitrile in the presence of a palladium catalyst. 5HUdR can also be synthesized by photochemical hydrogenation with trimethylsilyl derivatives. This compound is a functional group in the synthesis of 2-deoxyuridine, which is an important precursor for DNA synthesis.</p>

<p>2',3',5'-Tri-O-benzoyluridine is a protected form of the nucleoside uridine. Uridine is a pyrimidine nucleoside consisting of uracil as the nitrogenous base and a ribose sugar linked via a β-N-glycosidic bond at the 1′ position. The hydroxyl groups on the ribose (at positions 2′, 3′, and 5′) are protected with benzoyl groups (–O–CO–C₆H₅).</p>

<p>9-(5’-Methyl-b-D-ribofuranosyl)-6-chloropurine is a novel antiviral that belongs to the class of deoxyribonucleosides. It is synthesized by reacting 5’-methyl-2,4(1H,3H) pyrimidinedione with 6-chloropurine in the presence of sodium bicarbonate and sulfuric acid. 9-(5’-Methyl-b-D-ribofuranosyl)-6-chloropurine inhibits DNA synthesis by binding to the enzyme ribonuclease H (RNase H). RNase H hydrolyzes RNA sequences that are complementary to the 3’ end of DNA sequences and this drug prevents RNase H from functioning. 9-(5’-Methyl-b-Dribofuranosyl)-6 chloropurine also inhibits tumour cells and has shown anticancer activity in</p>

<p>3'-Deoxy-3'-fluoro-5-methylcytidine is a novel monophosphate nucleoside that has antiviral activity. It is an activator of ribonucleotide reductase, which is involved in the synthesis of DNA and RNA. 3'-Deoxy-3'-fluoro-5-methylcytidine also inhibits cancer cell proliferation and enhances the effect of chemotherapy drugs used to treat cancer. 3'-Deoxy-3'-fluoro-5-methylcytidine is synthesized by coupling a modified cytosine with a phosphoramidite using standard chemical reactions. This product is available in high purity, high quality, and CAS No. 847650-07-1.</p>

<p>2′,3′-O-Isopropylideneuridine serves as a key intermediate in the chemical synthesis of N-benzoyl uridine derivatives and N3-substituted 2′,3′-O-isopropylideneuridines, which exhibit central nervous system (CNS) depressant properties</p>

<p>2'-Deoxy-N2-isobutyryl-5'-O-tritylguanosine is a diphosphate nucleoside analog. It is synthesized by the modified phosphoramidite method and can be used for the synthesis of DNA or RNA. 2'-Deoxy-N2-isobutyryl-5'-O-tritylguanosine has been shown to have anticancer, antiviral and antimicrobial properties in vitro. This product is a novel nucleoside analog that has not been previously described in the literature.</p>

<p>10-O-[1-Propyl-3-N-carbamoylcholesteryl]-TEG-CE phosphoramidite is a cholesterol-conjugated phosphoramidite. The cholesteryl group is a lipophilic moiety which can be used to enhance cellular uptake of oligonucleotides.</p>

<p>2'-Deoxy-5-propargyloxyuridine is a synthetic compound that inhibits the herpes simplex virus by inhibiting thymidylate synthase, an enzyme in the synthesis of DNA. It is used to study the growth rate of herpes virus and has been shown to inhibit murine leukemia L1210 and human l1210 cells at concentrations of 10-20 μg/mL. 2'-Deoxy-5-propargyloxyuridine has also been shown to have inhibitory activities against other viruses, such as polio virus and influenza virus. 2'-Deoxy-5-propargyloxyuridine inhibits biosynthesis by binding to enzymes involved in the synthesis of nucleic acids. The inhibitory dose for this compound is not yet known, but it has been shown to have an inhibitory effect on cell culture when preincubated with cells before infection with herpes simplex virus.</p>

<p>Cytidine 5'-diphosphate ethanolamine disodium salt (CDP-ethanolamine) is a nucleotide that is synthesized in the cytosol. It is a precursor for the synthesis of phosphatidylethanolamines, which are important components of cell membranes. CDP-ethanolamine has been shown to be an inhibitor of enzymes, such as diacylglycerol acyltransferase and acetyl-CoA carboxylase. This inhibition leads to lower cellular levels of diacylglycerols and fatty acids, which may be beneficial for metabolic disorders such as hepatic steatosis and bowel disease.</p>

<p>3'-Amino-5'-O-p-anisoyl-3'-deoxy-D3-thymidine is a novel modified nucleoside that has antiviral and anticancer properties. It is an activator of the DNA polymerase, ribonucleotide reductase, and thymidine kinase enzymes. 3'-Amino-5'-O-p-anisoyl-3'-deoxy-D3-thymidine has been shown to inhibit the growth of human cancer cells in vitro and in vivo.</p>

<p>5'-O-Methoxytrityluridine 3'-CE phosphoramidite is a modified nucleoside that can be used in the synthesis of DNA and RNA. It is an activator that activates ribonucleotides to diphosphates. 5'-O-Methoxytrityluridine 3'-CE phosphoramidite has been shown to have antiviral, anticancer, and novel activities. This product is CAS No. 57747-00-2, High purity, deoxyribonucleosides, and high quality.</p>

<p>2-Chloropurine is a halogenated derivative of purine, a bicyclic nitrogen-containing heterocycle that forms the core of many biologically important molecules like DNA, RNA, ATP, and GTP. This molecule has applications in research</p>

<p>Inosine-3',5'-cyclic-monophosphate triethylammonium is a synthetic nucleoside that functions as an activator of the deoxyribonucleotide synthesis. It has antiviral and anticancer properties, and has been shown to have anti-inflammatory activities. Inosine-3',5'-cyclic-monophosphate triethylammonium has been shown to inhibit the growth of cells in culture and induce apoptosis. This is due to its ability to inhibit DNA synthesis by inhibiting the enzyme ribonucleotide reductase.</p>

<p>7-Deaza-2'-deoxyguanosine is an analog of guanosine that has been shown to inhibit the activity of telomerase. This enzyme synthesizes a sequence of DNA called a telomere, which protects the ends of chromosomes from deterioration and prevents chromosomal end-to-end fusion. 7-Deaza-2'-deoxyguanosine has an inhibitory effect on the polymerase chain reaction (PCR) in mammalian cells and inhibits the transcription-polymerase chain reaction (PCR) in vitro. It has also been shown to be potent against cancer cells. 7-Deaza-2'-deoxyguanosine is synthesized by solid phase synthesis, which is a chemical process that involves attaching one molecule to another molecule with similar structure, using organic solvents as intermediates.</p>

<p>6-Thio-9-(b-D-arabinofuranosyl)purine is a purine analog that inhibits the enzyme uridine phosphorylase, which is involved in the metabolism of uridine. It has been shown to inhibit the growth of L1210 cells and also to be effective against subcutaneous tumors in mice. 6-Thio-9-(b-D-arabinofuranosyl)purine is active against schistosomiasis in mice, with an LD50 of 1 mg/kg. This drug has also been shown to have potential antitumor activity and was able to inhibit the growth of human lymphocytes and leukocytes.</p>

<p>7-Deaza-2',3'-dideoxyadenosine (7DDAD) is a nucleoside analogue that has been used as an immunodeficiency agent. This drug inhibits the replication of the human immunodeficiency virus (HIV). 7DDAD is a prodrug that is converted to adenosine after it enters the cell, and this conversion prevents DNA synthesis. The effective dose of 7DDAD is 50 mg/kg in rats, but this dose may vary depending on the technique used. 7DDAD has been shown to be effective in vitro against HIV-1 and HIV-2 isolates, and it can also be used to treat cytomegalovirus infections. In addition, 7DDAD has been shown to inhibit the growth of various types of cancer cells in vitro.</p>

<p>3'-Amino-2',3'-dideoxyinosine acts as a chain terminator in DNA synthesis due to the absence of a 3'-hydroxyl group. The 3'-amino group allows for the attachment of various molecules to the 3' end of oligonucleotides, and the inosine base introduces the potential for wobble base pairing, making it a specialized tool for research and potential diagnostic applications.</p>

<p>5'-O-Benzyl-2'-deoxyinosine 3'-CE phosphoramidite is an activator of DNA synthesis. It has antiviral and anticancer properties, which have been shown in animal models. This compound is a novel nucleoside phosphoramidite that can be used to synthesize oligonucleotides. The CAS number for this product is 98469-45-7.</p>

<p>N6,3'-O-Dibenzoyl-2'-deoxyadenosine is a nucleoside that is used as a biochemical reagent in molecular biology. N6,3'-O-Dibenzoyl-2'-deoxyadenosine has been shown to be an inhibitor of the enzyme phosphodiesterase and also binds to DNA. This compound has been shown to have antibacterial activity against Gram-positive bacteria, such as Staphylococcus aureus and Clostridium perfringens. The lipophilicity of this compound allows it to cross the cell membrane and cleave DNA at the site of replication. N6,3'-O-Dibenzoyl-2'-deoxyadenosine is an analog of 6,4’-dihydroxybenzophenone (DBP) and can be synthesized from DBP by reacting with dibenzoyl chloride in chloroform</p>