Antivirals

PS 3061 is a type of biostimulant, which is derived from activated charcoal. Activated charcoal serves as the source of this biostimulant, providing a unique substrate that interacts with soil and plant roots. Its mode of action involves enhancing nutrient uptake and improving soil microbial activity, thereby facilitating better plant growth and development. The primary use of PS 3061 lies in agriculture and horticulture, where it can be applied to various crops to increase yield and improve plant health. By optimizing nutrient availability and fostering a more robust rhizospheric environment, this biostimulant aids in overcoming abiotic stress factors, ultimately leading to enhanced resilience and productivity of plants. As a tool for scientists and agronomists, PS 3061 represents a sophisticated approach to sustainable crop management and innovative agronomic practices.

Stability Very Hygroscopic Applications Tri-POC Tenofovir Dimer is a dimer of Tenofovir Disoproxil (T018505), an acyclic phosphonate nucleotide analogue; reverse transcriptase inhibitor. Used as an anti-HIV agent. Antiviral. It is also used in the preparation of phosphocitrate for the treatment of rheumatoid and osteoarthritis in the elderly. References Turhanen, P. et al.: J. Org. Chem., 72, 1468 (2007);

Applications N-[(S)-(4-Nitrophenoxy)phenoxyphosphinyl]-L-alanine 1-Methylethyl Ester is an intermediate in the synthesis of Sofosbuvir (R)-Phosphate (S675615), which is an impurity of PSI-7977 (P839640), a prodrug that is metabolized to the active antiviral agent 2'-deoxy-2'-α-fluoro-β-C-methyluridine-5'-monophosphate and is currently being investigated in phase 3 clinical trials for the treatment of hepatitis C. Studies have profiled PSI-7977 as a nucleotide inhibitor of hepatitis C virus, exerting selective inhibitory effects towards HCV NS5B polymerase. References Lam, A.M.,et al.: Antimicrob. Agents. Chemotherapy., 56, 3359 (2012); Lam, A.M., et al.: J. Virol., 85, 12334 (2011); Sofia, M.J., et al.: J. Medn. Chem., 53, 7202 (2010)

Applications Lopinavir O-Sulfate is a metabolite of Lopinavir (L469480); a selective HIV protease inhibitor and antiviral. It is a COVID19-related research product. References Sham, H.L., et al.: Antimicrob. Ag. Chemother., 42, 3218 (1998); Kumar, G.N., et al.: Drug Metab. Dispos., 27, 86 (1999); Murphy, R.L., et al.: Antiviral Ther., 4, Suppl. 3, 85 (1999)

Applications Umifenovir is an intermediate in synthesizing Arbidol Sulfoxide (A766005), a metabolite of Arbidol (A766000) which is a medicinal agent for treating viral infections. References Chiou, W., et al.: J. Pharm. Sci., 60, 1281 (1971), Ford, J., et al.: J. Pharm. Pharmacol., 31, 726 (1979), Tamblyn, S., et al.: Eur. J. Epidemiol., 10, 503 (1994), Suzuki, H., et al.: Chem. Pharm. Bull., 45, 1688 (1997),

Stability Hygroscopic Applications Isotope labelled Tenofovir Disoproxil Fumarate, an acyclic phosphonate nucleotide analogue; reverse transcriptase inhibitor. Used as an anti-HIV agent. Antiviral. References Shaw, J.-P., et al.: Pharm. Res., 14, 1824 (1997), Wyles, D., et al.: Clin Infect. Dis., 40, 174 (2005), Peng, J., et al.: J. Clin. Pharmacol., 46, 265 (2006), Seminari, E., et al.: J. Antimicrob. Chemother., 60, 831 (2007),

Stability Hygroscopic Applications O-Desethyl Resiquimod-d6 is the labelled analogue of O-Desethyl Resiquimod (D228575), which is derived from its parent compound Resiquimod (R144680), which is an imidazoquinoline derivative that acts as an immune response modifier. Resiquimod shows antitumor and antiviral activity and is used in the treatment of skin lesions such as herpes simplex virus. Resiquimod is a toll-like receptor 9 (TLR7) agonist. References Wu, J.J. et al.: Antivir. Res., 64, 79 (2004); Fife, K.H. et al.: Antimicrob. Agents Chemother., 52, 477 (2008); Szeimies, R.M. et al.: Brit. J. Dermatol., 159, 205 (2008);

Raltegravir is an antiretroviral agent, which is a synthetic integrase inhibitor sourced from pharmaceutical research. Its mode of action involves the inhibition of the HIV-1 integrase enzyme, which is essential for the viral replication process. By blocking the strand transfer step of the integration of viral DNA into the host cell genome, Raltegravir prevents the proliferation of the virus within the host. The primary use of Raltegravir is in the treatment of HIV-1 infection in combination with other antiretroviral agents. It is an integral part of highly active antiretroviral therapy (HAART) and is crucial for the management of patients who require a potent antiretroviral response, particularly in cases where resistance to other treatments may be a concern. Raltegravir is also utilized in both initial treatment settings and for patients who have experienced therapeutic failures with other regimens. Its efficacy and safety profile make it a critical component in the ongoing battle against HIV/AIDS, offering hope for improved patient outcomes and quality of life.

Sofosbuvir is an antiviral agent that is used for the treatment of hepatitis C infections and is used in combination with other antiviral agents. This drug is an inhibitor of viral RNA polymerase called non-structural protein 5B (NS5B). As a result, it inhibits viral RNA replication. Sofosbuvir is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

Antiviral; Hepatitis C virus NS5A antagonist

Penciclovir is an antiviral agent and acyclic guanine derivative that has proven efficient in the treatment of Herpes Simplex type 1 and 2 (HSV1 and HSV2) infection. Penciclovir is transformed by the virus into an active derivative able to block the deoxyguanosine triphosphate substrate binding site of the HSV polymerase. Penciclovir is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

AKOS B018304 is an arylalkylidene derivative with polar substitution at para-position.

BF738735 is a selective inhibitor of phosphatidylinositol 4-kinase III beta (PI4KIIIβ, IC50 = 5.7 nM) showing higher activity over α(IC50 = 1.7 μM).

(+)-Usnic acid (D-Usnic Acid) is a naturally occurring dibenzofuran derivative found in several lichen species.

Vidarabine phosphate is an adenosine monophosphate analog.

Applications MK 5172, also known as Grazoprevir, is a second-generation NS3/4A protease inhibitor that is often used in combination with the second-generation NS5A inhibitor, Elbasvir (E501010), for the treatment of hepatitis C virus infection. It is a COVID19-related research product. References Alric, L., et al.: Expert Opin. Pharmaco., 17, 735 (2016); Gentile, I., et al.: Expert Opin. Inv. Drug., 25, 557 (2016); Sulejmani, N., et al.: Expert Opin. Drug Met., 12, 353 (2016); Roensholt, F.F., et al.: Future Virol., 10, 691 (2015)

Applications 1,2-Dihydro-oseltamivir is the impurity of the anti-viral drug Oseltamivir Phosphate (O701000), which is an orally active inhibitor of influenza virus neuraminidase. It is a COVID19-related research product. References Oliyai, R., et al.: Pharm. Res., 15, 1300 (1998); Kim, C.U., et al.: Med. Chem. Res., 8, 392 (1998); Hayden, F.G., et al.: N. Engl. J. Med., 341, 1336 (1999); Treanor, J.J., et al.: J. Am. Med. Assoc., 283, 1016 (2000); Kalashnikov, A., et al.: Russ. Chem. Bull., 62, 163 (2013);

DC 07090 is a human enterovirus 71 3C protease inhibitor with antiviral activity for the study of nucleic acid virus infections.

Non-nucleoside reverse transcriptase inhibitor; antiviral agent against HIV

CCR-5 chemokine receptor antagonist; inhibits HIV entry via gp120 protein

HIV-1 Nef-IN-1 is an inhibitor of HIV-1 Nef protein. It efficiently competes for Nef-SH3Hck interactions(Kd : 6.7 μM).

L-Chicoric Acid (trans-Caffeoyltartaric acid) has been shown to inhibit hyaluronidase and HIV-1 integrase, and to possess phagoeytosis stimulatory activity.

Dolutegravir is an HIV-1 integrase inhibitor. Dolutegravir is used in the treatment of HIV-1 infections as it hampers the integration of the viral genome into the host DNA (Katlama, 2012). Active on a wide number of HIV-1 phenotypes, dolutegravir is highly bioavailable with an IC90 of more than 30 hours (Cottrell, 2013).

Hepatitis C virus protease inhibitor

Applications An intermediate in the synthesis of Ritonavir. References Sham, H., et al.: Bioorg. Med. Chem. Lett., 12, 3101 (2002),

Stability: Hygroscopic Applications: Labelled Oseltamivir (O701000). Orally active inhibitor of influenza virus neuraminidase; converted in vivo to the active acid metabolite. An antiviral drug. It is a COVID19-related research product. References Oliyai, R., et al.: Pharm. Res., 15, 1300 (1998), Kim, C.U., et al.: Med. Chem. Res., 8, 392 (1998), Hayden, F.G., et al.: N. Engl. J. Med., 341, 1336 (1999), Treanor, J.J., et al.: J. Am. Med. Assoc., 283, 1016 (2000)

Applications (2R,3S)-N-Benzoyl-3-phenylisoserine ethyl ester is an intermediate in the preparation of potent anticancer drug Paclitaxel (P132500) used to study the location of the binding sites. (2R,3S)-N-Benzoyl-3-phenylisoserine ethyl ester shows cytotoxic, antiviral and immunomodulatory activity. References Paal, K. et al.: Bioorg. Med. Chem., 15, 1323 (2007); Krawczyk, E. et al.: J. Pharm. Pharmacol., 57, 791 (2005);

Dodecyl gallate (Progallin LA) is the ester of gallic acid and dodecanol. As a food additive, it is used as a preservative and antioxidant.

Potent inhibitor of viral RNA polymerase called non-structural protein 5B (NS5B). This nucleotide analog is effective against Hepatitis C virus (HCV) infection since it inhibits viral RNA replication. Sofosbuvir is a prodrug and gets triphosphorylated in the liver cells, generating biologically active compound with anti-viral activity.

Applications 8-Hydroxy Efavirenz is a metabolite of Efavirenz (E425000), a nonnucleoside HIV-1 reverse transcriptase inhibitor. References Gorski, J., et al.: Biochem. Pharmacol., 47, 1643 (1994), Desta, Z., et al.: J. Pharmacol. Exp. Ther., 285, 428 (1998), Langmann, P., et al.: Eur. J. Med. Res., 7, 309(2002), Chang, T., et al.: Drug Metab. Dispos., 31, 7 (2003),

Applications A labelled NS3 serine protease inhibitor of hepatitis C virus. It is a COVID19-related research product. References Malcolm, B., et al.: Antimicrob. Agents Chemother., 50, 1013 (2006); Cubero, M., et al.: Virology, 370, 237 (2008); Venkatraman, S., et al.: J. Med. Chem., 49, 6074 (2006);

Applications Anthraquinone-D8 is a labelled analogue of Anthraquinone (A679245). Anthraquinone is commonly used as a precursor to synthesize antiviral compounds such as Hypericin (H998190). Anthraquinone and its derivatives are also used in textile dyes. References Andersen, D., et al.: Antivir. Res., 16, 185 (1991); Lee, Y. & Pavlostathis, S.: Water Res., 38,1838 (2004); Walker, G. & Weatherley, L.: Env. Poll., 108, 219 (2000)

3-Methoxyflavone is a Flavonoids, with antiviral activity

Impurity Ritonavir EP Impurity O Applications 4-epi-Ritonavir (Ritonavir EP Impurity O) is an isomer of Ritonavir (R535000), a selective HIV protease inhibitor. It is a COVID19-related research product. References Daluge, S., et al.: Antimicrob. Agents Chemother., 38, 1590 (1994), Ammaranond, P., et al.: J. Clin. Virol., 26, 153 (2003), Harrigan, P., et al.: J. Infect. Dis., 191, 339 (2005), Miller, J., et al.: Bioorg. Med. Chem. Lett., 16, 1788(2006)