Toxicology

<p>Applications Fenoxaprop<br></p>

<p>Applications n-Nonanoic-9,9,9-d3 acid is labelled n-Nonanoic Acid (N649385) which is commonly used in conjunction with glyphosate, a non-selective herbicide, for a quick burn-down effect in the control of weeds in turfgrass. It is also used in the preparation of plasticizers and lacquers.<br>References Pline, W., et al.: Weed Technol., 14, 667 (2000); Frade, J., et al.: Anal. Bioanal. Chem., 395, 2167 (2009)<br></p>

<p>Applications N-Boc Gatifloxacin N-Oxide is an intermediate used in the synthesis of Gatifloxacin N-Oxide (G250005), which is an impurity of Gatifloxacin (G250000), an antibacterial agent.<br>References Bauernfeind, A.: J. Antimicro. Chemother., 40, 639 (1997), Fukuda, H., et al.: Antimicrob. Ag. Chemother., 42, 1917 (1998),<br></p>

<p>Applications Hydroxymethyl Emtricitabine is an impurity of Emtricitabine(E525000) which is a reverse transcriptase inhibitor. It is an effective antiviral agent against HIV, HBV, and other viruses replicating in a similar manner. A nucleoside analog structurally related to Lamivudine (L172500).<br>References FASEB J., 13, 1511 (1999), Molina, J.-M., et al.: J. InfecSchinazi, R.F., et al.: Antimicrob. Ag. Chemother., 36, 2423 (1992), Shockeor, J.P., et al.: Xenobioica, 26, 189 (1996), Feng, J.Y., et al.: . Dis., 182, 599 (2000)<br></p>

<p>Applications 2-epi-Darunavir is a stereoisomer to Darunavir (D193500), a second generation HIV-1-protease inhibitor; structurally similar to amprenavir. Antiviral. It is a COVID19-related research product.<br>References Rao, R.N., et. al.: J. Sep. Sci., 35, 2671 (2012); Koh, Y., et al.: Antimicrob. Agents Chemother., 47, 3123 (2003); Arasteh, K., et al.: AIDS, 19, 943 (2005); Surleraux, D.L.N.G., et al.: J. Med. Chem., 48, 1813 (2005)<br></p>

<p>Applications Labelled 3'-N-[[4-(acetylamino)phenyl]sulfonyl]-3'-N-demethyl Azithromycin, an impurity of Azithromycin (A927000).<br>References Debremaeker, D. et al.: Rap. Comm. Mass. Spec., 17, 342 (2003);<br></p>

<p>Applications Acifluorfen-methyl-2-amino is a derivative of Acifluorfen (A795248), a herbicide.<br>References Gooch, A. et al.: Env. Toxicol. Chem., 36, 2227 (2017)<br></p>

<p>Applications A new substituted pyridazinone with tuberculostatic action.<br>References Wright, L., et al.: J. Antimicrob. Chemother., 12, 317 (1983), Choi, W., et al.: Anal. Biochem., 219, 368 (1994), Zacchino, S., et al.: J. Nat. Prod., 62, 1353 (1999), Urbina, J., et al.: Bioorg. Med. Chem., 8, 691 (2000),<br></p>

<p>Applications Triphenyl Phosphate-13C6 is the isotope labelled analog of Triphenyl Phosphate (T808990). Triphenyl Phosphate is used in the insecticidal composition and also acts as a flame retardant. Triphenyl phosphate is also added to some nail polishes as a replacement for the plasticizer Dibutyl Phthalate (D429495). Diphenyl Phosphate (D492000), a metabolite of triphenyl phosphate increased sharply in the urine of women 10-14 hours after they painted their nails with polish containing triphenyl phosphate.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Stumpf, N., et al.: J. Econ. Entomol., 94, 1577 (2001); Ay, R., et al.: J. Pest. Sci., 78, 139 (2005); Kang, C., et al.: J. Appl. Entomol., 130, 377 (2006); Xia, X. et al.: J. Elec. Soc., 159, A1834 (2012); Chem. and Eng. News P.19, Oct 26, 2015<br></p>

<p>Applications Artemether Succinate Dimer is a derivative compound of Artemisinin (A777500), an antimalarial.<br>References Klayman, D.L., et al.: Science, 228, 1049 (1985); Price, R.N., et al.: Expert Opin. Invest. Drugs, 9, 1815 (2000); Meshnick, S.R., et al.: Int. J., Parasitol., 32, 1655 (2002);<br></p>

<p>Applications [2R-[2α(S*),4β]]-4-[[(2,2-Dimethyl-1-oxopropoxy)methoxy]carbonyl]-α-[[(hexahydro-1H-azepin-1-yl)methylene]amino]-5,5-dimethyl-2-thiazolidineacetic Acid is an impurity of Pivmecillinam (P550700), an orally active prodrug of Amdinocillin (A576300), an broad spectrum penicillin antibiotic that binds specifically to penicillin binding protein 2.<br>References Ejim, L., et al.: Nature. Chem. Biol., 7, 348 (2011); Lees, G.M., et al.: Brit. J. Pharmacol., 73, 535 (1981);<br></p>

<p>Applications Emtricitabine Phosphonic Acid is an intermediate used in the synthesis of Emtricitabine Triphosphate Triethylammonium Salt (E525075), which is a metabolite of (-)-Emtricitabine (E525000).<br>References Barditch-Crovo, P., et al.: Antimicrob. Agents Chemother., 45, 2733 (2001); Ray, A., et al.: Antivir .Ther., 10, 451 (2005); Borroto-Esoda, K., et al.: Antivir. Ther., 11, 377 (2006)<br></p>

<p>Stability Light Sensitive, Very Hygroscopic<br>Applications Labelled Rabeprazole (R070500). A partially reversible gastric proton pump inhibitor.<br>References Morii, M., and Takeguchi, N.: J. Biol. Chem., 268, 21553 (1993), Yasuda, S., et al.: Int. J. Clin. Pharmacol. Ther., 32, 466 (1994), Cloud, M.L., et al.: Dig. Dis. Sci., 43, 993 (1998)<br></p>

<p>Applications Aluminum Glycinate is an antacid which is used in the treatment of peptic ulceration. It is used in the development of a transdermal hydrogel patch for ferulic acid to treat skin damage induced by UV radiation.<br>References Rice, M., et al.: Am. J. Gastroenterol., 25, 74 (1956); Bai, J., et al.: Pak. J. Pharm Sci., 27, 369 (2014);<br></p>

<p>Applications 3-Hydroxyoleylcarnitine is a derivative of Carnitine (L-Carnitine: C184110, D-Carnitine: C184105), an essential cofactor of fatty acid metabolism.<br>References Mitchell, M.E., et al.: Am. J. Clin. Nutr., 31, 293 (1978), Lango, R., et al.: Cardiovasc. Res., 51, 21 (2001), Vaz, F.M., et al.: Biochem. J., et al.: 361, 417 (2002), Karlic, H., et al.: Nutrition, 20, 709 (2004), O. Piermatti. et al.: Bioorg. Med. Chem., 16, 1444 (2008);<br></p>

<p>Applications 4-O-(E)-Feruloylquinic Acid is a phenolic acid with potential antioxidant and antifungal activities. Secondary metabolite in the coffee brewing process.<br>References Matei, M. et al.: J. Agri. Food Chem., 60, 12105 (2012); Dokli, I. et al.: Tetrahedron Asymm., 24, 785 (2013);<br></p>

<p>Applications 4-Chloro-5-hydroxy-2-nitrobenzoic Acid Methyl Ester is an intermediate in the synthesis of Albaconazole (H761395), an antifungal agent as neuroprotectant.<br></p>

<p>Impurity Fluconazole EP Impurity B / Fluconazole USP Related Compound A<br>Applications 4-Defluoro-4-(1H-1,2,4-triazol-1-yl) Fluconazole (Fluconazole EP Impurity B) is an impurity of the antifungal agent Fluconazole (F421000).<br>References Ramesh, B. et al.: J. Pharm. Res., 4, 1401 (2011); Al-Rimawi, F.: Jor. J. Chem., 4, 357 (2009);<br></p>

<p>Applications cis-2-(2,4-Dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolane-4-methanol Benzoate (Ester) is an intermediate in the synthesis of trans-2-​(2,​4-​Dichlorophenyl)​-​2-​(1H-​imidazol-​1-​ylmethyl)​-​1,​3-​dioxolane-​4-​methanol (D431560). trans-2-​(2,​4-​Dichlorophenyl)​-​2-​(1H-​imidazol-​1-​ylmethyl)​-​1,​3-​dioxolane-​4-​methanol is an impurity of Ketoconazole (K186000).<br>References Ryu, J., et al. Bull. Korean Chem. Soc., 24, 460 (2003)<br></p>

<p>Applications Bis(tributyltin) Oxide is an organotin compound used as a fungicide and molluscicide, particularly in wood preservation. Bis(tributyltin) Oxide was used as an active component in marine antifouling paints but is not longer used due to its toxicity and is considered a severe marine pollutant.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Laughlin, R.B.J. et al.: Environ. Sci. Technol., 20, 884 (1988); Polster, M. et al.: Ces.-Slov. Hyg., 15, 243 (1970);<br></p>

<p>Applications 2,5-Dichloro-1,3-benzenedicarbonitrile is a metabolite of the fungicide 2,4,5,6-tetrachloroisophthalonitrile (TPN) in soil.<br>References Sato, K., et al.: Biol. Fert. Soils, 3, 205 (1987)<br></p>

<p>Applications A D2/D4-Dopamine receptor antagonist. A serotonergic receptor antagonist. A dibenzoxazepine antipsychotic agent.<br>References Shen, Y., et al.: J. Biol. Chem., 268, 18200 (1993), Fiorella, D., et al.: Psychopharmacology, 121, 347 (1995), Glusa, E., et al.: Br. J. Pharmacol., 130, 692 (2000)<br></p>

<p>Applications Propineb-d3 is the labeled analog of Propineb (P771450), which is used as a fungicide.<br>References Sharma, I.M., et. al.: J. Mycology Plant Pathology, 44, 92 (2014); Gupta, R.C., et. al.: Pestology, 37, 43 (2013)<br></p>

<p>Applications 2,3-Dimethylbenzoquinone is a reagent in the preparation of hydroxycinnolines which has antifungal activity.<br>References Ryu, C., et al.: Bioorg. Med. Chem. Lett., 16, 1850 (2006)<br></p>

<p>Applications 3-(3-Hydroxypropoxy) Propyl Benzoate is a useful research chemical.<br></p>

<p>Applications N-[[[(1R)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]hydroxyphosphinyl]-D-alanine is a metabolite of Tenofovir (T018500), an acyclic phosphonate nucleotide analogue and reverse transcriptase inhibitor. It is used as an anti-HIV agent. Antiviral.<br>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);<br></p>

<p>Applications tert-Butyl 3-Cyanomorpholine-4-carboxylate is used as a reactant for the synthesis of HIV integrase inhibitors.<br>References Gardelli, C., et. al.: J. Med. Chem., 50, 4953 (2007); Pace, P., et. al.: J. Med. Chem., 50, 2225 (2007); Summa, V., et. al.: J. Med. Chem., 49, 6646 (2006)<br></p>

<p>Applications Monosulfuron Ester is herbicidal compound containing Monosulfuron-Ester and Nicosulfuron.<br>References Ge, J., et al.: Faming Zhuanli Shenqing, (2018);<br></p>

<p>Applications N-Acetyl-S-phenyl-DL-cysteine-3,3-d2 is the deuterium labelled form of N-Acetyl-S-phenyl-DL-cysteine, which is used as a reactant in the preparation of potent HIV-1 protease inhibitors that use D-amino acids as P2/P3 ligands.<br>References Jungheim, L., et al.: J. Med. Chem., 39, 96 (1996);<br></p>

<p>Stability Moisture Sensitive<br>Applications Labelled Chlorpyrifos Oxon (C425320). Chlorpyrifos Oxon is a metabolite of Chlorpyrifos (C425300) in human.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Atterberry, T., et al.: Toxicol. Appl. Pharmacol., 147, 411 (1997), Karanth, S., et al.: Toxicol. Sci., 58, 282 (2000), Barter, Z., et al.: Drug Metab. Dispos., 36, 2405 (2008),<br></p>

<p>Applications Pitavastatin 1-Phenylethylamide-d5 is the isotope labelled analog of Pitavastatin 1-Phenylethylamide. Pitavastatin 1-Phenylethylamide is an impurity of Pitavastatin (P531000), which is a competitive inhibitor of HMG-CoA reductase. Antilipemic.<br>References Aoki, T., et al.: Arzneim.-Forsch., 47, 904 (1997), Yamada, I., et al.: Xenobiotica, 33, 789 (2003), Park, S., et al.: Clin. Ther., 27, 1074 (2005),<br></p>