Nucleosides and Nucleotides

Applications Lamivudine intermediate.
References Chang, C., et al.: J. Biol. Chem., 267, 13938 (1992), Jeong, L., et al.: J. Med. Chem., 36, 181 (1993).

Applications Used in the synthesis of 3-(β-D-ribofuranosyl)-2,3-dihydro-6H-1,3-oxazine-2,6-dione, a new pyrimidine nucleoside analog related to uridine.
References Chwang, T.-L., et al.: J. Med. Chem., 19, 643 (1976),

Stability Hygroscopic
Applications Stavudine Triphosphate Trisodium Salt has a free acid of Stavudine Triphosphate. Stavudine Triphosphate inhibits HIV-1 RT (reverse transcriptase). Stavudine Triphosphate Trisodium Salt is a metabolite of Stavudine.
References Vaccaro, J.A., Parnell K.M., Terezakis S.A., Anderson, K.S.: Antimicrob. Agents Ch., 44, 217 (2000)

Applications Gemcitabine intermediate.
References Balzarini, J., et al.: Biochem. Pharmacol., 1988, 37, 2847 (1988), Hertel, L., et al.: Cancer Res., 50, 4417 (1990), Marquez, V., et al.: J. Med. Chem., 33, 978 (1990),

Impurity Valganociclovir EP Impurity J
Applications Ganciclovir Mono-O-propionate is a potential prodrug of Ganciclovir (G235000). Ganciclovir Mono-O-propionate was also found to exhibit anti-viral activity through experimental studies.
References Dias, C.S., et al.: J. Pharma. Sci., 91, 660 (2002);

Applications 5-Azacytidine 2’,3’5’-O-triacetate is a useful compound for the treatment and prevention of cancer and disorders related to abnormal cell proliferation, hematological disorders, and myelodysplastic syndromes (MDS). It can be also used to synthesize 2'3'5'triacetyl-5-azacytidine which is a prodrug for azacitidine. Azacitidine is a FDA-appproved DNA metnyltransferase (DNMT) inhibitor.
References Rajendiran, C., et al.: PCT Int. Appl. WO 2012135405 A1 20121004 (2012); Ziemba, A., et al.: Chemother Res Pract 965826, 9 (2011); Beisler, J. A., et al.: J. Carbohyd. Chem 4, 281 (1977)

Impurity Penciclovir Impurity F
Applications 6-Chloro Desacetyl Famciclovir is a prodrug of Penciclovir (P221500); an antiviral.
References Weinberg, A., et al.: Antimicrob. Ag. Chemother., 36, 2037 (1992); McMeekin, J.R., et al.: Anal. Proc., 29, 178 (1992)

Applications Methyl 4-Chlorobenzoate is a reactant used in the synthesis of ataxia-telangiectasia mutated (ATM) kinase, a target for novel radiosensitizing agents. As well, used as a reactant in the synthesis of aminopyridine functionalized polyacrylonitrile fibers.
References Min, J. et al.: J. Med. Chem., 59, 559 (2016);

Impurity Emtricitabine Carboxylic Acid Impurity
Applications Emtricitabine Carboxylic Acid is an impurity of the antiviral agent Emtricitabine (E525035).
References Pendela, M. et al.: Talanta, 82, 125 (2010);

Applications 5’-O-Benzoyl Ribavirin is an impurity of Ribavirin (R414475). Ribavirin impurity E.
References Zakharieva., et al.: Bioorganic. Medicinal. Chem., 1994, 4, 2831 (1994), Reichard., et al.: The Lancet, 351, 83 (1998),

Applications Second generation purine nucleoside analog; antimetabolite that inhibits DNA synthesis and resists deamination by adenosine deaminase. Antineoplastic.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Gandhi, V., et al.: Clin. Cancer Res., 9, 6335 (2003), Kantarjian, H., et al.: Blood, 102, 2379 (2003), Faderl, S., et al.: Cancer, 103, 1985 (2005),

Stability Hygroscopic
Applications A cell-permeable DNA-binding dye. Binds preferentially to DNA rich in adenine and thymine. Used in flow cytometry for measuring nuclear DNA content or for sorting isolated chromosomes.
References Jpeeesen, C, and Nielsen, P.E.: Eur. J. Biochem., 182, 437 (1989), Li,J., et al.: J. Exp. Biol., 200, 1499 (1997), Zaitsev, E.N., and Kowalczykowsi, S.C.: Nucl. Acids Res., 26(2), 650 (1998), Germ, M., et al.: Biochem. Biophys. Res. Commun., 261, 452 (1999),

Stability Moisture Sensitive
Applications 1-(5-O-Acetyl-β-D-ribofuranosyl)-4-amino-1,3,5-triazin-2(1H)-one is an impurity of 5-Azacytidine (A796000), a potent growth inhibitor and cytotoxic agent. It acts as a demethylating agent by inhibiting DNA methyltransferase.
References Kusaba, H., et al.: Eur. J. Biochem., 262, 924 (1999), Broday, L., et al.: Mol. Cell Biol., 19, 3198 (1999), Qian, X., et al.: Am. J. Pathol., 153, 1475 (1999), Canova, C., et al.: Mech. Ageing Dev., 101, 153 (1998)