Nucleótidos

<p>3'-Amino-3'-deoxy-5'-O-DMT-thymidine is a specifically designed building block for introducing a 3'-amino group into oligonucleotides, primarily at the 3' terminus. The DMT protecting group facilitates incorporation during standard solid-phase synthesis, and the 3'-amino group provides a versatile handle for post-synthetic modifications and conjugations.</p>

Metabolite of 8-Chloroadenosine

2'-Deoxy-5'-O-DMT-uridine is a bifunctional drug that has both antibacterial and anticancer activity. This drug is used to treat leishmania infections, which are caused by protozoan parasites. 2'-Deoxy-5'-O-DMT-uridine suppresses the growth of these organisms by inhibiting RNA synthesis and protein synthesis. It also inhibits proliferation of cancer cells in vivo by targeting cancer cells with high levels of primary amines. 2'-Deoxy-5'-O-DMT-uridine is an effective chemotherapeutic agent that can be used to treat pancreatic cancers with high rates of primary amines (e.g., insulinoma).

<p>2'-Deoxy-2',2'-difluoro-a-uridine is a nucleoside analog with modifications on the 2'-carbon of the ribose sugar and the pyrimidine base uracil. This compound is a synthetic derivative of uridine with two fluorine atoms attached to the 2' carbon of the sugar. The α-stereochemistry of the sugar indicates a specific configuration that influences how the molecule behaves in biological systems, including its interaction with enzymes and incorporation into nucleic acids.</p>

6-Thioguanosine-5'-O-triphosphate sodium salt is a nucleotide analog that inhibits the synthesis of RNA, DNA and protein. It binds to the guanine nucleotide-binding site on the enzyme RNA polymerase and blocks transcription. This leads to a decreased amount of mRNA, thereby slowing or stopping protein production. 6TGTP also has been shown to be effective in treating cancer as it inhibits enzymes involved in cellular metabolism and induces cell death. 6TGTP has been shown to have no effect on mammalian cells when incubated with 10 mM magnesium ion.

Universal sulfonate donor for in vivo sulfonation by sulfotransferases

2'-Deoxy-5'-O-DMT-2'-fluorocytidine is a novel nucleoside analog. It acts as an activator of the enzyme ribonucleotide reductase, which is essential for DNA synthesis and repair. 2'-Deoxy-5'-O-DMT-2'-fluorocytidine has antiviral activity against herpes simplex virus type 1 (HSV-1) and herpes simplex virus type 2 (HSV-2). This compound also inhibits the growth of various tumor cell lines in culture, including human leukemia cells. In addition, 2'-Deoxy-5'-O-DMT-2'-fluorocytidine has been shown to have antiinflammatory effects in animal studies.

<p>5’-O-DMT-thymidine is also known as 5’-O-(4,4’-dimethoxytrityl)thymidine. It is a key deoxynucleoside building block that is protected with a dimethoxytrityl group in the 5-O-position of the deoxy-ribose moiety, leaving the 3-hydroxyl free for modification. It is used a convenient starting point for nucleotide synthesis. 5’-O-DMT-thymidine can be converted into 3’-O-phosphoramidite derivatives for oligonucleotide synthesis. Additionally, 5’-O-DMT-thymidine can be converted into more stable 1-N-protected derivatives.</p>

2-Chloroinosine is a synthetic nucleoside analog derived from inosine, in which a chlorine atom is substituted at the 2-position of the purine base (hypoxanthine). This modifcation causes altered reactivity and can be used in research applications

2-Thiothymidine is a hydrogen bond donor and acceptor that can be used as a substitute for thymine in the synthesis of DNA. 2-Thiothymidine has been shown to have successful in vivo treatment against bladder cancer and skin cells, as well as photochemical properties. It has been shown to inhibit the growth of prostate cancer cells by inhibiting DNA synthesis. 2-Thiothymidine binds to dna duplexes and polymerase chain reactions, which are important for replication of DNA. This drug also inhibits replication by preventing intramolecular hydrogen bonds from forming. 2-Thiothymidine is a nucleoside analog that is substituted for thymine during DNA synthesis. It inhibits the growth of prostate cancer cells by inhibiting DNA synthesis. It binds to dna duplexes and polymerase chain reactions, which are important for replication of DNA. This drug also inhibits replication by preventing intramolecular hydrogen bonds from forming.

5-Ethynyluridine (5-EU) is an uracil analogue functionalized with a terminal alkyne group used for nucleotide, and especially RNA, labelling. 5-EU is cell permeable and is incorporated into RNA during its biosynthesis. The terminal alkyne group in 5-EU can react with azide-functionalised fluorophores or biotine, to form a labelled adduct with a triazole linker.

<p>7-Deaza-2’-C-methylinosine is an antiviral agent that inhibits the replication of DNA or RNA. It is a nucleoside analog that can be phosphorylated to form a diphosphate or monophosphate. 7-Deaza-2’-C-methylinosine has been shown to have anticancer effects in vitro and in vivo, as well as inhibit the proliferation of cancer cells. This agent also has novel properties due to the presence of the methyl group at position 2’ on the deoxyribose ring.</p>

<p>N6-methyladenosine (m6A) is a modified form of adenosine that contains a methyl group at the N6 position and has a high importance in epigenetics. Among other nucleoside modifications found in mRNA, N6-methyladenosine is the most common and abundant in eukaryotes, and is related to some cancers and viral infections (Huafei, 2020). Moreover, N6-methyladenoside has been reported to regulate RNA abundance in the SARS-CoV-2 infection (Zhang, 2021)</p>

<p>Anti-HCV agent; inhibitor of viral RNA polymerases</p>

Thymidine-5'-O-(1-thiotriphosphate) lithium salt is a novel nucleoside analogue that has antiviral and anticancer properties. It can also be used as a building block for the synthesis of other nucleosides. Thymidine-5'-O-(1-thiotriphosphate) lithium salt is synthesized by reacting thymidine with lithium diisopropylamide (LDA). This nucleoside analogue has been shown to inhibit the growth of certain types of cancer cells in vitro, which may be due to its ability to inhibit DNA synthesis and induce apoptosis.

<p>p-Topolin riboside is a potent antibacterial agent that binds to the receptor binding site of wild-type mice. This hydrogen bond inhibits the activity of cellular p-topolin riboside, which is required for the synthesis of carotenoids and nitro compounds in mitochondria. p-Topolin riboside has been shown to have anti-aging properties and can inhibit locomotor activity in vivo. It has also been shown to have potent antibacterial effects against bacteria such as MRSA, Pseudomonas aeruginosa, and Enterococcus faecalis.</p>

<p>2'-O-Propargyluridine is a modified nucleoside that is used in anticancer and antiviral drug synthesis. It is also used as an activator for phosphoramidites. 2'-O-Propargyluridine has been shown to have antiviral activity against herpes simplex virus type 1. This compound has also been shown to be active against cancer cells, with the ability to inhibit tumor growth in vitro and in vivo. 2'-O-Propargyluridine has a novel chemical structure and is not found in nature, which makes it difficult for the body's immune system to recognize and attack it.</p>

<p>5-Chlorocytidine is a reactive oxygen species that can be generated by the hypochlorous acid (HOCl) or by atp, which is a nucleotide. 5-Chlorocytidine has been shown to induce apoptosis in virus-infected mammalian cells and macrophage-like cells. It also induces pro-inflammatory cytokines and has potential as a biomarker for leukemia and inflammatory diseases. 5-Chlorocytidine reacts with proteins and lipids in the atherosclerotic lesion to produce other reactive oxygen species, such as hydrogen peroxide, which may lead to cell death.</p>

Anti-viral; reverse transcriptase inhibitor

<p>5-Methyl-2-thiouridine is a nucleotide that is found in the type strain of Escherichia coli. It has been shown to be an effective inhibitor of protein synthesis, with optimum concentration at 0.1 mM. 5-Methyl-2-thiouridine binds to the ribosome and inhibits its activity. 5-Methyl-2-thiouridine also interacts with human mitochondrial RNA and alters its structure, leading to an antibody response that protects against infection by the bacteria in question. This nucleotide has also been shown to inhibit bacterial growth in wastewater treatment plants. The chemical structures of 5-methyluridine are similar to those of uridine except for a methyl group on the second carbon atom (5 position). The presence of this methyl group confers increased water permeability and decreased kinetic energy on the molecule, which can be detected using nuclear magnetic resonance spectroscopy.</p>