Nucleosidi

<p>3'-Azido-3'-deoxy-L-uridine is a nucleoside that is a modified form of uridine with an azide group. It has antiviral, anticancer, and novel properties. 3'-Azido-3'-deoxy-L-uridine is synthesized from the corresponding ribonucleosides and diphosphates in high purity and quality. This compound can be used as an antiviral agent in the treatment of AIDS and herpes. It also has anticancer activity, which may be due to its ability to inhibit DNA synthesis or to bind to DNA and induce oxidative stress. 3'-Azido-3'-deoxy-L-uridine is synthesized by the enzymatic conversion of uridines with a monophosphate group at the 3' position into nucleosides with an azide group at the 3' position.</p>

<p>2',5'-Dideoxyguanosine is a modified nucleoside analog of guanosine, one of the four natural nucleosides found in RNA and DNA. This synthetic molecule has hydroxyl groups removed from the 2' and 5' positions of the sugar component, which alters its ability to participate in nucleic acid synthesis.</p>

<p>1-(b-D-Xylofuranosyl)-2-thiouracil is a synthetic nucleoside that inhibits viral and cancer cell growth. It is an analog of the natural nucleoside thymidine, with an extra oxygen atom at position 2. The molecule forms a monophosphate, which is converted to a diphosphate by phosphoramidate synthase. This diphosphate is then incorporated into DNA, where it inhibits the activity of DNA polymerase and deoxyribonucleases, leading to inhibition of DNA synthesis. 1-(b-D-Xylofuranosyl)-2-thiouracil also has antiviral properties as it can inhibit viral replication by blocking the incorporation of nucleotides into the growing DNA strand.</p>

<p>5-Amino-2’-deoxy-2’-O-methyluridine HCl is a novel nucleoside analog that has been modified with an O-methyl group at the 5′ position of the ribose moiety. This modification inhibits phosphorylation by inhibiting DNA polymerase and thus, preventing DNA synthesis. 5-Amino-2’-deoxy-2’-O-methyluridine HCl has also been shown to inhibit viral replication by inhibiting viral RNA and protein synthesis, while not affecting human RNA and protein synthesis. 5AADMUT is an activator of diphosphate metabolism in cells which may be due to its ability to inhibit enzymes involved in nucleotide metabolism (e.g., adenosine kinase).</p>

N6-Benzoyl-2',3'-dideoxy-3'-N-DMT-adenosine is a novel nucleoside that can be used as an antiviral agent. It is a phosphoramidite and has been shown to inhibit replication of HIV, HSV, and CMV. N6-Benzoyl-2',3'-dideoxy-3'-N-DMT-adenosine has also been shown to be an effective inhibitor of influenza A virus in vitro. This drug inhibits viral DNA synthesis by competing with natural nucleosides for incorporation into the viral DNA chain and by inhibiting viral DNA polymerase activity.

<p>2-Aminoadenosine is a synthetic nucleoside analog of adenosine in which the purine base is 2,6-diaminopurine, featuring an additional amino group at the C2 position. This modification enhances hydrogen bonding potential and alters base-pairing specificity, allowing it to form three hydrogen bonds with uracil or thymine, in contrast to adenine's two. As a result, 2-aminoadenosine has been studied for its impact on nucleic acid stability, replication fidelity, and enzymatic recognition. It has also shown potential in antiviral and anticancer research due to its ability to disrupt normal RNA and DNA metabolism.</p>

<p>8-Azidoadenosine is an adenosine analogue conjugated with an azido group which can be used for oligonucleotide labelling. The azido group reacts with a terminal alkyne via a click reaction, forming the labelled nucleotide containing a triazole linker.</p>

<p>Treats herpes-associated keratitis and keratoconjunctivitis; antineoplastic</p>

<p>Coenzyme and regenerating electron donor in catabolic processes</p>

<p>5-Chloro-2-iodopyrimidine is an organic molecule that belongs to the class of trifluoromethylated molecules. It was discovered by a team of chemists in 2006 and has been used as a reagent for the efficient trifluoromethylation of organic molecules. 5-Chloro-2-iodopyrimidine can be catalyzed with copper, which is responsible for its unique reactivity. The synthesis of this molecule has been shown to be efficient in organic chemistry.<br>END&gt;</p>

<p>3’-b-C-Methyluridine (3′-b-CMU) is an analog of uridine. It inhibits the activity of viral and bacterial nucleases by attacking the phosphate group. 3′-b-CMU inhibits syncytial formation in cell cultures, which may be due to its ability to inhibit RNA synthesis. This drug has a hydroxyl group that can react with free radicals and may have some inhibitory effect on deoxyribonucleoside triphosphate hydrolysis. 3′-b-CMU is not widely used clinically because it is not readily available, but it is being reinvestigated for use in corynebacterium infections.</p>

<p>3'-O-Acetyl-5'-tert-butyldiphenylsilyl-2'-deoxy-2'-fluoro-5-methyluridine is a synthetic nucleoside that has antiviral activity. It is a modified nucleoside that contains a monophosphate group, which makes it an activator of DNA polymerase. 3'-O-Acetyl-5'-tert-butyldiphenylsilyl-2'-deoxy-2'-fluoro-5-methyluridine is novel because it contains an acetyl group at the 3' position and a silyl ether on the 2' oxygen atom. 3'-O-Acetyl-5'-tert-butyldiphenylsilyl-2'-deoxy-2'-fluoro -5 -methyluridine has CAS No. 62768‑36‑3 and is available in high purity.</p>

5,6-Dichlorobenzimidazole-1-b-D-ribofuranoside is a chemical compound that has been shown to be neurotoxic in vitro. It has significant cytotoxicity against human leukemia cells (HL60) and induces neuronal death. This drug also inhibits the production of neurotrophic factors, which are vital for the normal development of neurons. 5,6-Dichlorobenzimidazole-1-b-D-ribofuranoside inhibits transcriptional regulation of genes that encode for receptors and enzymes. The compound is chemically stable and does not degrade easily by hydrolysis or oxidation. It can bind to polymerase chain reaction (PCR) primers and inhibit DNA synthesis. 5,6-Dichlorobenzimidazole-1-b-D-ribofuranoside also affects cell nuclei by inhibiting DNA synthesis and enzyme activities.

N4-Benzoyl-5-methylcytidine is a labile chemical that can be uniquely prepared using biochimie. It has been shown to have anticodon activity in assays and is synthesized chemically. The nucleoside is phosphoramidite, which is methylated and reproducible. N4-Benzoyl-5-methylcytidine has been shown to inhibit the growth of cells by blocking the synthesis of purines and pyrimidines. It may also have biophysical properties that are related to its ability to bind to DNA.

2’,3’-Bis-O-tert-butyldimethylsilyl-5’-O-DMT-uridine is a high purity, novel nucleoside that has antiviral properties. It is a phosphoramidite monophosphate that is synthesized by reacting 5’-O-DMT uridine with bis(2,2,2-trichloroethyl)dimethylsilane and 2,6,8,-trioxabicyclo[3.3.1]nonane in the presence of triethylamine. This product can be used as an activator for DNA synthesis or to synthesize deoxyribonucleosides.

<p>2'-O-tert-Butyldimethylsilyl-N2-Isobutyryl-5'-O-tritylguanosine 3'-CE phosphoramidite is an anticancer nucleoside, which is used as a building block to synthesize DNA and RNA. The compound has been shown to be effective against HIV and herpes simplex virus. It also has antiviral effects against influenza A virus, cytomegalovirus, and Epstein Barr virus.</p>

<p>2’,3’,5’-Tri-O-benzoyl-5-hydroxymethyl-2’C-methyluridine is an analogue of 5-hydroxymethyluridine. The 2’,3’,5’-tri-O-benzoyl group is used to protect the hydroxyl group and prevent oxidation. It has been shown to inhibit replication of DNA in vitro and in vivo against human leukemia cells. This product is synthesized by phosphoramidite chemistry from 2′,3′,5′triphosphate and 5′hydroxymethyluridine. The purity of this product is &gt;99%.<br>2’,3’,5’-Tri-O-benzoyl-5-(hydroxymethyl)uridine can be used as a nucleoside or nucleotide analog for anticancer treatments or other therapeutic purposes.</p>

N6-Acetyladenosine is a nucleoside that belongs to the group of N-acetylated adenosines. It is found in thermophilic organisms and has been shown to be involved in optimal growth. N6-Acetyladenosine has also been found to be an important part of the coding and population modifications of crenarchaeota, archaeal organisms that are phylogenetically related to methanogens. Unfractionated populations of methanogen contain both N6-acetyladenosine residues and other modified adenosines, with each organism differing in the types of modifications they contain. Transfer of these modified adenosines from one organism to another can lead to changes in their coding and population modifications.

<p>1-(2,3,5-Tri-O-acetyl-b-D-ribofuranosyl)nicotinamide is a phosphoramidite that is used for the synthesis of DNA and RNA. It has antiviral and anticancer properties. This compound binds to DNA and inhibits the activity of topoisomerase II, which leads to cell death by inhibiting the production of proteins vital for cell division. 1-(2,3,5-Tri-O-acetyl-b-D-ribofuranosyl)nicotinamide also prevents the replication of viral RNA by inhibiting reverse transcriptase.</p>

<p>2'-Deoxy-2'-fluoroguanosine is a modified nucleoside analog where the base is guanine, the sugar is deoxyribose, and a fluoro group is attached to the 2' position of the sugar ring. This modification potnetially enhances the stability and nuclease resistance of the nucleoside, making it a useful tool in molecular biology and drug development.</p>

2-Methoxycarbonyl adenosine is a modified nucleoside and nucleotide. It is an antiviral agent that has been shown to be effective against herpes simplex virus type 1 (HSV-1) and varicella zoster virus (VZV). 2-Methoxycarbonyl adenosine also has anticancer activity, which may be due to its ability to inhibit DNA synthesis. This agent can also be used as a phosphoramidite for the synthesis of oligonucleotides and as a monophosphate for the synthesis of ribonucleosides. 2-Methoxycarbonyl adenosine is also available in high purity and high quality with CAS No. 70255-70-8.

2,8-Dimethyladenosine is a methylated derivative of the purine nucleoside adenosine, in which methyl groups are added at the 2-position and 8-position of the adenine base.

<p>N4,3'-O-Dibenzoyl-2'-deoxycytidine is a nucleoside that functions as a base. It is a diester of the naturally occurring nucleoside cytidine and 2′,6′-dibenzoyl-deoxyribose. The compound has been shown to be an inhibitor of DNA polymerases and nuclease activity in vitro. N4,3'-O-Dibenzoyl-2'-deoxycytidine has been shown to inhibit the growth of certain strains of bacteria and can be used for the treatment of tuberculosis. This drug also has anti-inflammatory properties that may be due to its ability to inhibit prostaglandin synthesis. !-- END OF PRODUCT DESCRIPTIONS --&gt;</p>

<p>Thymidine-3',5'-diphosphate sodium salt is a nucleoside that is used in the synthesis of oligonucleotides. It is an antiviral and anticancer agent. Thymidine-3',5'-diphosphate sodium salt has been shown to inhibit DNA synthesis, leading to cell death. It also has been shown to be effective against Hepatitis B virus and HIV-1.</p>

<p>3'-Deoxythymidine (3DT) is a nucleoside analog that has high resistance to HIV. It is an analogue of the human insulin-like growth factor-1 (IGF-1), which binds to the IGF-1 receptor and inhibits the binding of IGF-1 to its receptor, thereby inhibiting the growth of cells. 3DT has been shown to have a protective effect against radiation in mice, with an LD50 at a dose of 5.0 mg/kg for radiation exposure. 3DT also has antiviral activity against murine sarcoma virus, as well as other biological properties such as enzyme activities and disease activity. This drug may be used in future research on polymerase chain reactions (PCRs) and DNA sequencing, since it is chemically stable and can be easily synthesized.</p>

N4-Benzoyl-2'-deoxy-a-cytidine is a novel, modified nucleoside that has shown anticancer and antiviral activity. It is synthesized by the enzymatic oxidation of 2'-deoxyadenosine with benzoyl chloride and sodium bicarbonate. N4-Benzoyl-2'-deoxy-a-cytidine has been shown to activate transcription, increase DNA synthesis, and inhibit virus replication. It also inhibits bacterial growth, but does not appear to have any effect on mammalian cells.

<p>3'-b-Azido-2',3'-dideoxy-5'-O-DMT-uridine is a modified nucleoside that is synthesized by the phosphoramidite method. It is a novel antiviral drug with anticancer properties. This active compound has been shown to be an activator of ribonucleotide reductases, which are enzymes that catalyze the conversion of ribonucleotides to deoxyribonucleotides. 3'-b-Azido-2',3'-dideoxy-5'-O-DMT-uridine is not cytotoxic at concentrations up to 40 mM, and it has been shown to inhibit replication of human immunodeficiency virus type 1 (HIV) in tissue culture.</p>

<p>2',5'-Dideoxyuridine is a synthetic nucleoside analog derived from uridine, one of the four standard nucleosides found in RNA. It is chemically modified by the removal of hydroxyl (–OH) groups at the 2' and 5' positions of the sugar, altering its ability to participate in RNA or DNA chain formation.</p>

1', 2', 3', 4', 5'- ¹³C5-Adenosine is adenosine which has all five carbon atoms of the ribose sugar replaced with the stable isotope carbon-13 (^13C). Possible applications are in proteomics studies.

<p>Nucleoside phosphoramidite used in oligonucleotide synthesis</p>

Adenosine 3',5'-diphosphate disodium salt is a nucleotide that is found in all cells and is involved in the regulation of many physiological processes, including energy metabolism and blood flow. It has inhibitory effects on platelets and calcium ion channels. Adenosine 3',5'-diphosphate disodium salt also inhibits the synthesis of prostaglandins by blocking the conversion of arachidonic acid to prostaglandin H2, which leads to an anti-inflammatory effect. Adenosine 3',5'-diphosphate disodium salt has been shown to be effective in treating primary pulmonary hypertension and bowel disease. The reaction solution can be used for polymerase chain reactions, multivariate logistic regression, or other applications.

<p>The nucleophilic opening of 2,2'-Anhydrouridine represents a novel synthetic approach for elaborating the ring of nucleosides. For example, compounds such as 2-amino-, 2-fluoro- and 2-phenylseleno-2-deoxyuridines are prepared from the nucleophilic opening of 2,2'-Anhydrouridine.Â2,2'-Anhydrouridine inhibits uridine phosphorylase, a key enzyme targeted by some antitumor drugs.</p>

<p>N4-Acetyl-2'-O-tert-butyldimethylsilyl-5'-O-DMT-5-methylcytidine 3'-CE phosphoramidite is a novel monophosphate nucleotide that can be used for the synthesis of DNA and RNA. It has antiviral, anticancer, and activating properties. N4-Acetyl-2'-O-tert-butyldimethylsilyl-5'-O-DMT-5-methylcytidine 3'-CE phosphoramidite is synthesized by modifying cytosine with an acetyl group at the 4th position in the ribose ring, a tertiary butyldimethylsilyl group at the 2nd position on the 5' carbon atom, and a DMT group at the 5' position on the 5' carbon atom. The CAS number for this compound is 868312050.</p>

<p>O2-3'-anhydro-beta-D-fructofuranosyluracil is a novel nucleoside analogue that has antiviral and anticancer properties. It is synthesized by the reaction of beta-D-fructofuranosyluracil with phosphoramidites. The product is purified by HPLC and characterized by IR spectroscopy, UV spectroscopy, and mass spectrometry.</p>

N6-Succinyl adenosine is a biochemical that is involved in the transfer of fatty acids across membranes. It has been shown to be effective in transfection experiments, where it can be used to increase the expression of genes. N6-Succinyl adenosine has also been shown to be an important substrate for various dehydrogenases. Deficiency of these enzymes leads to orotic aciduria, which is characterized by elevated levels of orotic acid in blood and urine and may lead to mental retardation. A linear calibration curve was generated for diagnosis purposes, with the enzyme activities being determined using a logistic regression model.

2'-Deoxy-6-thioguanosine is a purine nucleoside analog that inhibits the activation of transcription factors such as nuclear factor kappa-B (NF-κB) and activator protein 1 (AP-1). It also inhibits the synthesis of proinflammatory cytokines, such as IL-1β, IL-6, and TNFα. The matrix effect is an important factor in the prevention of tumor progression. 2'-Deoxy-6-thioguanosine has been shown to inhibit cell proliferation and induce apoptosis in squamous cell carcinoma cells by modulating the expression of HLA class II molecules on tumors. It also prevents invasion by blocking matrix metalloproteinase activity. 2'-Deoxy-6-thioguanosine has been found to be effective against bowel diseases such as ulcerative colitis and Crohn's disease, as well as infectious diseases such as HIV/AIDS.

<p>Incorporated in DNA/RNA hybrids and mismatch pairs to analyse helix stability</p>

<p>Pseudouridine is a nucleoside that is produced by the deamination of uridine. It has been shown to have biological properties in vitro, and may be involved in the pathogenesis of infectious diseases. Pseudouridine has been shown to act as an allosteric ligand for toll-like receptor 4. It also has a thermodynamic stability that is higher than that of uridine, which may allow it to serve as a more stable substrate for enzymes such as ribonucleotide reductase and dTMP synthetase.</p>

N6-Benzyl-2-deoxyadenosine is a modified nucleotide that can be incorporated into DNA during replication. The compound has antiviral properties and can act as an activator for the transcription of genes involved in the immune response. It is synthesized by coupling two phosphate groups to adenosine monophosphate, which is then modified with a benzyl group. This modification prevents N6-benzyl-2-deoxyadenosine from being phosphorylated and degraded to adenosine monophosphate, resulting in a stable molecule that can be incorporated into DNA.

5'-Amino-N-Boc-5'-deoxy-2',3'-O-isopropylideneadenosine is a novel nucleoside that has antiviral activity. It is an activator of the ribonucleotide reductase enzyme and inhibits the synthesis of DNA, RNA and proteins. 5'-Amino-N-Boc-5'-deoxy-2',3'-O-isopropylideneadenosine has shown anticancer activity in several animal models.

<p>3-beta-D-Ribofuranosyl-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one is a phosphoramidite that can be used for the synthesis of DNA. It has antiviral activity and has been shown to inhibit the growth of cancer cells. 3-beta-D-Ribofuranosyl-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one is a novel nucleoside that is modified with a fluoroquinolone moiety. This modification inhibits viral replication by interfering with viral DNA polymerase. The novel nucleoside has also been shown to have anticancer activity in vitro and in vivo.</p>

5'-Ethylcarboxamidoadenosine (5-ECA) is an adenosine receptor antagonist that is used as a radioligand to study the binding of adenosine and other nucleotides to their receptors. 5-ECA binds to the A3 receptor, which is a member of the G protein-coupled receptor family. This compound also inhibits platelet aggregation and has been shown to have anti-inflammatory effects in mice with colon cancer. 5-ECA was found to inhibit tumor growth in a mouse model system by suppressing IL-2 production and reducing levels of PGE2, an effect that may be due to inhibition of cyclase activity. 5-ECA can be used in vitro for studies on pluripotent cells because it does not affect their ability to differentiate.

<p>5-(Hydroxymethyl)-2’-deoxycytidine is an activator that can be used in the synthesis of nucleosides and phosphoramidites. It is a novel compound that has antiviral, anticancer, and ribonucleoside activities. 5-(Hydroxymethyl)-2’-deoxycytidine is a monophosphate derivative that can be used to synthesize diphosphates, which are important for DNA replication. The drug has been shown to have anticancer properties against breast cancer cells. It also inhibits the growth of leukemia cells by preventing the synthesis of DNA and RNA.</p>

5'-O-DMT-2'-O-methyl-N6-phenoxyacetyladenosine 3'-CE phosphoramidite is a monophosphate, which is a phosphate group that is attached to the 5' carbon on the ribose ring of RNA. This monophosphate has been modified with a 2'-O-methyl group at the 6 position of the adenosine moiety. It has also been modified with a phenoxyacetyl group at the 2 position of the adenosine moiety. The phosphoramidite backbone is an ester bond between phosphorus and nitrogen atoms, and it can be used to make DNA or RNA in vitro. This compound has anticancer properties and antiviral activities against HIV, HSV, and HBV. 5'-O-DMT-2'-O-methyl-N6-phenoxyacetyladenosine 3'-CE phosphoramidite has novel properties that have not

<p>5’-Deoxy-5’-iodo-2’-O-methyluridine is a nucleoside that is modified with the substitution of an iodine atom for a hydrogen atom on the 5′ carbon. It has antiviral and anticancer properties. The high purity and novel structure make this compound useful in DNA synthesis. This product can also be used as a phosphoramidite or deoxyribonucleoside building block in DNA synthesis.</p>

<p>3'-Amino-3'-deoxyadenosine, also known as spalgomycin, is a natural enediyne antibiotic with potent antibacterial and, more notably, antitumor activity observed in research settings. Its primary use is as a tool to study the mechanisms of enediyne-mediated DNA damage and as a lead compound in the search for novel anticancer therapeutics.</p>

2'-O-Acetyl-3'-deoxy-3'-fluoro-5-methoxy-5'-O-toluoyluridine is a modified nucleoside that has antiviral, anticancer and antimalarial activities. This compound has been synthesized as a monophosphate derivative of the natural nucleoside uridine. It is an activator of DNA polymerase, which helps to synthesize DNA in cells. 2'-O-Acetyl-3'-deoxy-3'-fluoro-5-methoxy-5'-O-toluoyluridine also has anticancer activity due to its ability to inhibit the replication of the human tumor virus KSHV.

<p>a-Thymidine is a thymidylate analog that is used as an anti-HIV drug. It is the L-enantiomer of thymidine, which is a nucleoside base in DNA. The biological effects of a-thymidine are due to its ability to be incorporated into DNA and act as a competitive inhibitor of the enzyme protein synthesis. It also has been shown to have antiviral properties against herpes simplex virus type 1 and hepatitis B virus.</p>

Ribavirin triphosphate is the biologically active metabolite of antiviral nucleoside analog ribavirin. In cells, the prodrug ribavirin gets triphosphorylated and in it inhibits viral RNA polymerases, interfering with the synthesis of newly formed RNA.

<p>2-Azidoadenosine is a nucleoside analog of adenosine, where the 2'-hydroxyl group of the ribose sugar is replaced with an azido group (–N₃). This substitution imparts unique chemical properties, notably enabling molecules to undergo bioorthogonal reactions, such as click chemistry, which involves the cycloaddition of the azide group with alkynes.</p>