Toxicology

<p>Applications Aclonifen-d5, is the labeled analogue of Aclonifen, which is used as a pesticide and herbicide.<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 Laini, A., et al.: Sci. Total Environ., 438, 312 (2012); Fantke, P., et al.: Enviorn. Int., 49, 9 (2012);<br></p>

<p>Stability Hygroscopic<br>Applications Pancratistatin acts as an anti-cancer compound that initiates cell-death in cancer cells.<br>References McLachlan, A. et al.: Apoptosis, 10, 619 (2005);<br></p>

<p>Applications Clopidogrel derivative. It is used as internal standard.This compound is a single pair of enantiomers but the relative stereochemistry is unknown.<br>References Savi, P., et al.: Biochem. Pharmacol., 44, 527 (1992), Pereillo, J., et al.: Drug Metab. Dispos., 30, 1288 (2002), Ksycinska, H., et al.: J. Pharm. Biomed. Anal., 41, 533 (2006), Farid, N., et al.: Clin. Pharmacol. Ther., 81, 735 (2007),<br></p>

<p>Applications A diuretic used to reduce menstrual pains.<br>References Varga, J., et al.: Mol. Immunol., 28, 641 (1991), Marrero-Ponce, Y., et al.: Bioorg. Med. Chem., 13, 2881 (2005), Ibrahim, H., et al.: Drug Discov. Ther., 3, 168 (2009),<br></p>

<p>Impurity Azithromycin EP Impurity L<br>Applications Azithromycin N-Oxide (Azithromycin EP Impurity L) is an Azithromycin (A927000) impurity. A degradation products of Azithromycin.<br>References Anon., et al.: Pharmaeuropa, 13, 750 (2001),<br></p>

<p>Applications A nootropic drug that produced a significant increase in β-wave activity and stimulated α-wave activity dose-dependently. It has been used in studies to alleviate the effects of memory retrieval deficits in rats.<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 Sara, S.J.: Psychopharmacology, 68, 235 (1980); Wolthuis, O.L.: Pharamacol. Biochem. Behav., 15, 247 (1981); Saletu, B. et al.: Prog. Neuro-Psychopharmacol., 4, 469 (1980);<br></p>

<p>Applications 1,1,3,3,5,5,7,7,9,9,11,11-DODECAMETHYLHEXASILOXANE (cas# 995-82-4) is a useful research chemical.<br></p>

<p>Applications Labelled Dimethomorph (D460530). Agricultural fungicide.<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 Lu, X., et al.: Phytopathol., 100, 1162 (2010), Schafer, R., et al.: Environ. Sci. Technol., 45, 1665 (2011),<br></p>

<p>Applications Labelled Fenthion, an organothiophosphate insecticide. Fenthion is also a potent acaricide.<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 Pati, B.R. et al.: Plant Soil, 80, 215 (1984); Barros, A.T. et al.: Vet. Parasitol., 96, 243 (2001); Kyriakidis, N.V. et al.: Food Chem., 91, 241 (2005);<br></p>

<p>Applications Triallate is a pesticide.<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 Schneider, M., et al.: J. Environ. Qual., 42, 844 (2013); Busi, R., et al.: Pest Manag. Sci., 69, 1379 (2013)<br></p>

<p>Impurity Cefoperazone EP Impurity E<br>Stability Hygroscopic<br>Applications 7-Aminocephalosporanic Acid (Cefoperazone EP Impurity E) is the starting material for semi-synthetic cephalosporins. Obtained by mild acid hydrolysis of cephalosporin C.<br>References Matsuda, A., et al.: J. Bacteriol., 169, 5815 (1987), Aramori, I., et al.: J. Ferment. Bioeng., 72, 227 (1991), Park, S., et al.: J. Biosci. Bioeng., 94, 218 (2002), Takimoto, A., et al.: Appl. Microbiol. Biotechnol., 65, 263 (2004),<br></p>

<p>Stability Hygroscopic<br>Applications Lauroyl-L-carnitine is a long-chain fatty ester of carnitine which is accumulated and released into the circulation, in fatty-acid oxidation defects. Pattern of Lauroyl-L-carnitine can be diagnostic for a number of ß-oxidation defects.<br>References Ventura, F., et al.: Clinica Chimica Acta, 281, 1 (1999); Pourfarzam, M., et al.: Clinical Chem,, 40, 2267 (1994); Schaefer, J., et al.: Pediatric Res., 37, 354 (1995)<br></p>

<p>Applications Melperone is a neuroleptic butyrophenone. Melperone is also an antiarrhythmic agent. Melperone is an effective atypical antipsychotic drug used in the treatment of schizophrenia.<br>References Petersen, E.N. et al.: Acta Pharmacol. Toxicol., 42, 388 (1978); Platou, E. et al.: Acta Pharmacol. Toxicol., 50, 108 (1982); Bjerkenstedt, L. et al.: Acta Psych. Scand. Supp., 352, 35 (1989); Meltzer, H.Y. et al.: Psych. Res., 105, 201 (2001);<br></p>

<p>Applications H1 receptor antagonist. Anxiolytic. Antihistaminic.<br>References Goldenthal, E.I., et al.: Toxicol. Appl. Pharmacol., 18, 185 (1971), Tsau, J., et al.: Anal. Profiles Drug Subs., 7, 319 (1978)<br></p>

<p>Applications Oligomycin A is a macrolide antibiotic with fungicidal activity isolated from Streptomyces species.<br>References Nakakita, Y. et al.: J. Antibiotics., 33, 514 (1980);<br></p>

<p>Applications Testosterone Enanthate is a derivative of testosterone (T155000), the principal hormone of the testes, produced by the interstitial cells.<br>References Janjic, M.M., et al.: Reproduct. Toxicol., 34, 686 (2012); Lacreuse, A., et al.: Physiol. Behaviour., 106, 229 (2012);<br></p>

<p>Applications 2-Hydroxy-6-trifluoromethylpyridine<br></p>

<p>Applications L-Anserine (cas# 584-85-0) is a useful research chemical.<br></p>

<p>Stability Light Sensitive<br>Applications Acid Blue 9 (CAS# 2650-18-2) is an organic azo dye. It has been used in the preparation of solar-sensitive liposomes capable of capturing and releasing food dyes for the measurement of sunlight exposure over extended periods of time. Being water soluble, acid blue 9 is often considered a pollutant, and is used as an analyte in the development of azo-dye removal processes.<br>References Miranda, D.; et al.: ACS Applied Nano Materials, 1, 2739 (2018); Vimala, T.; et al.: Asian J. Chem., 30, 249 (2018).<br></p>

<p>Applications Glyphosate-13C is an isotopic analog of Glyphosate (G765000) which is used as a herbicide.<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 Davis, V., et al.: Weed Sci., 57, 494 (2009), Bellaloui, N., et al.: J. Agric. Food Chem., 57, 9050 (2009),<br></p>

<p>Applications Ancymidol is a growth retardant found in plants. It affects a gibberellin-induced growth response, most likely by inhibiting gibberellin biosynthesis.<br>References Shive Jr., J.B., Sisler, H.D., Plant Physiol., 57, 640-644 (1976)<br></p>

<p>Stability Moisture Senitive<br>Applications 2,4'-Dichlorodiphenyltrichloroethane is a chlorinated organic pesticide having estrogenic activity.<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 Iwata, H., et al.: Environ. Sci. Technol., 27, 1080 (1993), Beyer, A., et al.: Environ. Toxicol. Chem., 21, 941 (2002), Cunningham, S., et al.: Science, 317, 935 (2007),<br></p>

<p>Applications Labelled Azithromycin, a semi-synthetic macrolide antibiotic; related to Erythromycin A. Antibacterial.<br>References Langtry, H.D., et al.: Drugs, 56, 273 (1998),<br></p>

<p>Applications Piroctone Olamine is an anti-dandruff agent used in shampoo formulations.<br>References Georgalas, A. et al.: J. Cosm. Sci., 55, S207 (2004); Mayser, P. et al.: J. Cosm. Sci., 54, 263 (2008);<br></p>

<p>Applications Isotope labelled analog of Gamithromycin (G195000), a macrolide compound which is known to have antibacterial activity, and is useful in the therapy of bacterial infections in mammals. Antibiotic.<br>References Broto, P., et al.: Eur. J. Med. Chem., 19, 71 (1984), Farrar, V., et al.: J. Med. Chem., 36, 3517 (1993), Clark, D., et al.: J. Pharm. Sci., 88, 807 (1999),<br></p>

<p>Impurity Fusidic Acid EP Impurity H<br>Applications 11-Keto Fusidic Acid (Fusidic Acid EP Impurity H) is a metabolite of Fusidic Acid.<br>References Godtfredsen, W.O., et al.: J. Med. Chem., 9, 15 (1966), Perry, M.J., et al.: J. Antibiot., 36, 1659 (1983),<br></p>

<p>Applications The (R,R)-enantiomer of Voriconazole. An antifungal (systemic). An ergosterol biosynthesis inhibitor.<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 Sanati, H., et al.: Antimicrob. Ag. Chemother., 41, 2492 (1997),<br></p>

<p>Applications 7-Hydroxy-furo[3,4-b]pyrazin-5-one is a derivative of 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one (C379925) which is an impurity of Eszopiclone (E889150), a nonbenzodiazepine hypnotic agent used as a treatment for insomnia.<br>References Gottesmann, C., et al.: Eur. J. Neurosci., 10, 409 (1998), Yoshimoto, M., et al.: Eur. Neuropsychopharmacol., 9, 29 (1999),<br></p>

<p>Applications Novel intermediate of Azithromycin that acts as antibiotic.<br>References Krajacic, M.B., et al.: J. Antibiot., 58, 380 (2005),<br></p>

<p>Stability Light Sensitive<br>Applications Labelled N-Demethyl Rifampicin (D231250). N-Demethyl Rifampicin is a metabolite of Rifampicin (R508000).<br>References Marsili, L., et al.: J. Antibiot., 37, 1209 (1984), Nikaido, H., et al.: Antimicrob. Ag. Chemother., 37, 1393 (1993), Piddock, L., et al.: J. Antimicrob. Chemother., 45, 159 (2000),<br></p>

<p>Applications Pentachloronitrobenzene is used in the synthesis of chlorodibenzo-p-dioxins for toxilogical studies. Its a pesticide used in the protection of crops from fungal bacterium. Useful in cannabis testing kits as a component of pesticide mixes (P698235).<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 Munoz, E. et al.: J. AOAC Int., 95, 1777 (2012); Pohland, A. et al.: J. Agri. Food Chem., 20, 1093 (1972);<br></p>

<p>Impurity Ribavirin EP Impurity D<br>Applications N-Des-1-β-D-ribofuranosyl Ribavirin (Ribavirin EP Impurity D) is an impurity in the synthesis of Ribavirin (R414475), a purine nucleoside analog; inhibits inosine monophosphate dehydrogenase (IMPDH). Used as an antiviral agent.This compound is suitable for pyruvate dehydrogenase (PDH) related research.<br>References Fernandez, H., et al.: Eur. J. Epidemiol., 2, 1 (1986), Liao, H.J. and Stollar, V.: Antiviral Res., 22, 285 (1993), Honda, Y., et al.: Antimicrob. Agents Chemother., 38, 653 (1994), Reichard, O., et al.: Lancet, 351, 83 (1998)<br></p>

<p>Applications Nonpeptidic HIV protease inhibitor (NPPI). Antiviral.<br>References Poppe, S.M., et al.: Antimicrob. Agents Chemother., 41, 1058 (1997), McGregor, T.R., et al.: HIV Clin. Trials, 5, 371 (2004), Boffito, M., et al.: J. Clin. Pharmacol., 46, 130 (2006),<br></p>

<p>Applications 3-Hydroxy Niclosamide is a metabolite of Niclosamide(N395500) which is used as an anthelmintic drug (Cestodes).<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 Loftsson, T., et al.: J. Pharm. Sci., 85, 1017 (1996), Malik, N., et al.: Anti. Cancer Drugs, 10, 767 (1999), El-Sayed, M., et al.: Pharm. Res., 18, 23 (2001),<br></p>

<p>Applications The major glucuronide metabolite of Chloramphenicol (C325030).<br>References Simons, P., et al.: Xenobiotica, 22, 1267 (1992), Kaji, H., et al.: Drug Metab. Dispos., 33, 60 (2005),<br></p>

<p>Applications An isotopically Labelled metabolite of Itraconazole, an orally active antimycotic structurally related to Ketoconazole. It is a COVID19-related research product.<br>References Saag, M., et al.: Antimicrob. Agents Chemother., 32, 1 (1988), Haria, M., et al.: Drugs, 51, 585 (1996), Kousoulos, C., et al.: Anal. Bioanal. Chem., 384,199 (2006),<br></p>

<p>Stability Hygroscopic<br>Applications A major biodegradation product of Malathion (M111000).<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 Kim, Y. et al.: Chemosphere, 60, 1349 (2005); Yoshii, K. et al.: J. Health Sci., 54, 535 (2008); Hayasaka, M. et al.: Jap. J. Forensic Toxicol., 12, 15 (1994);<br></p>

<p>Applications 2-Amino-4-(methylsulfonyl)benzoic Acid is a reagent used in the synthesis of anthranilic diamides containing fluorinated groups as potential ryanodine receptors activators.<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 Wu, C. et al.: Chem. Lett., 28, 1248 (2017);<br></p>

<p>Applications Lidocaine-d6 Hydrochloride is the labeled analogue of Lidocaine Hydrochloride, a local anesthetic; antiarrhythmic (class IB). Long-acting, membrane stabilizing agent against ventricular arrhythmia. Originally developed as a local anesthetic.<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 Duce, R., et al.: J. Pharmacol. Exp. Ther., 179, 580 (1971), Kronberg, G.H., et al.: J. Med. Chem., 16, 739 (1973), Groningsson, K., et al.: Anal. Profiles Drug Subs., 14, 207 (1985), Davies, P.S., et al.: Drugs, 64, 937 (2004),<br></p>

<p>Applications Emamectin B1 Benzoate is a neurotoxic pesticidal compound. A potential anti-leukemia agent. Also applied in pesticidal screening and control techniques.<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 Li, H., et al.: Agr. Sci. Tech., 15, 1707 (2014); Tang, T., et al.: Zhiwu Baohu, 42, 222 (2016); Yun, X., et al.: Environ. Toxicol. Pharmacol., 52, 280 (2017)<br></p>

<p>Stability Hygroscopic<br>Applications Disodium salt of Mosapride (M731000) derivative.<br>References Yoshida, N., et al.: Arch. Int. Pharmacodyn. Ther., 300, 51 (1989), Yatera, S., et al.: Japan. Pharmacol. Ther., 21, 21 (1993), Ruth, M., et al.: Aliment Pharmacol. Ther., 12, 35 (1998),<br></p>

<p>Stability Hygroscopic<br>Applications Digallic Acid is an intermolecular ester of Gallic acid (G188900), a phenolic acid with antioxidant activity. Gallic acid was found to protect human cells against oxidative damage and showed cytotoxicity against cancer cells. Gallic Acid and its esters also show antiviral and antifungal activities.<br>References Yen, G. et al.: Food Chem., 79, 307 (2002); Chen, C. et al.: Mol. Nutrit. Food Res., 51, 962 (2007); Kratz, J. et al.: Mem. Inst. Oswaldo Cruz, 103, 437 (2008); Osborne, L. et al.: Infect. Immun., 33, 769 (1981)<br></p>

<p>Applications Labelled Desloratadine (D290250). Nonsedating-type labelled histamine H1-receptor antagonist. An active labelled metabolite of Loratadine. Also inhibits generation and release of inflammatory mediators from basophils and mast cells.<br>References Kreutner, W., et al.: Arzneimittel-Forsch., 50, 345 (2000), Salmun, L.M., et al.: Clin. Ther., 22, 613 (2000), Agrawal, D.K., et al.: Expert Opin. Invest. Drugs, 10, 547 (2001),<br></p>

<p>Applications Propisochlor is an herbicide that is absorbed through the shoots of germinating plants.<br></p>

<p>Applications Acephate acts as a contact and systemic insecticide in agriculture through pesticide formulations. Through perinatal exposure studies, it has been linked to hyperglycemia, changes in lipid metabolism and type 2 diabetes (1). Acephate exposed Drosophila melanogaster potentially display an L-ascorbic acid mediated defense (2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants. Standard for Pesticide detection. Useful in cannabis testing kits as a component of pesticide mixes (P698240).<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 1. Ribeiro, T. et al.: Toxicology. 2016 Nov 30;372:12-21. 2. Rajak, P. et al.: J. Hazard. Mater. 2017 Jan 5;321:690-702.<br></p>

<p>Applications An agricultural fungicide. Kresoxim-methyl is also useful in cannabis testing kits as a component of pesticide mixes (P698235).<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 Gold, R.E. et al.: Pestic. Sci., 43, 250 (1995); Creemers, P. et al.: Meded. Fac. Landbouwwet. Univ. Gent, 61, 431 (1996); Gold, R.E. et al: Mod. Fungic. Antifungal Compd., 11, 79 (1996);<br></p>

<p>Stability Hygroscopic<br>Applications Meclocycline is a tetracycline antibiotic that is topically used for skin infections and irritations.<br>References Gohil, V.M., et al.: Nature. Biotechol., 28, 249 (2010); Paemen, L., et al.: Biochem. Pharmacol., 52, 105 (1996);<br></p>

<p>Stability Hygroscopic<br>Applications Indoxyl-β-D-glucoside is a constitute of Isatis indigotica Chinese medicinal herb widely used for the treatment of influenza, viral pneumonia, mumps, pharyngitis, and hepatitis. It is also used in many Chinese medicinal feeds with the effect of reducing stress reaction of livestock and fowls and enhancing immunity.<br>References Zou, P., et al.: Rapid Commun. Mass Spectrom., 21, 1239 (2007); Hou, Y., et al.: Toxicon, 52, 440 (2008); Liu, M., et al.: From Faming Zhuanli Shenqing (2008), CN 101243831 A 20080820;<br></p>

<p>Applications Irgarol is a highly specific and effective inhibitor of photosynthesis. This makes it ideal, combined with its very low water solubility, for use in long-life antifouling coatings for marine applications to prevent the growth of algae.<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 Okamura, H., et al.: J. Environ. Sci. Health, B34, 225 (1999); Comber, S., et al.: Sci. Total Environ., 286, 61 (2002); Gatidou, G, et al.: Environ. Int., 33, 70 (2007);<br></p>

<p>Applications Oseltamivir EP Impurity E Glucose Adduct is a byproduct in the synthesis of Oseltamivir Glucose Adduct 1 (O701035), which is derived from Oseltamivir Phosphate (O701000), which is an 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.<br>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)<br></p>

<p>Applications 24R,25-Dihydroxy Fusidic Acid δ-Valerolactone is a saturated A-ring steroid impurity of 24,25-Dihydroxy Fusidic Acid (D452840).<br></p>

<p>Applications An antibiotic produced by Streptomyces lincolnensis. Lincomycin is a lincosamide antibiotic that forms cross-links within the peptidyl transferase loop region of the 23S rRNA. Inhibits bacterial protein synthesis. Antibacterial.<br>References Mason, D.J., et al.: Antimicrob. Agents Chemother., 555 (1962), Gray, et al.: Toxicol. Appl. Pharmacol., 6, 476 (1964), Muti, H.Y., et al.: Anal. Profiles Drug Subs. Excip., 23, 269 (1994),<br></p>

<p>Stability Moisture Sensitive<br>Applications 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 Itraconazole-d9, is the labeled analogue of Itraconazole (I937500, an orally active antimycotic structurally related to Ketoconazole. Antifungal. It is a COVID19-related research product.<br>References Espinel-Ingroff, A., et al.: Antimicrob. Agents Chemother., 26, 5 (1984), Heykants, J., et al.: Mycoses, 32, Suppl 1, 67 (1989), Sugar, A.M., et al.: Curr. Clin. Top. Infect. Dis., 13, 74 (1993),<br></p>

<p>Applications Flumetsulam is a ighly active herbicide of the triazolopyrimidine sulfonanilide class. Flumetsulam act by inhibiting acetolactate synthase. Flumetsulam exhibits broad spectrum activity on broadleaf weed species with selectivity to several major agronomic crops in soil and foliar applications.<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 Kleschick, W.A. et al.: J. Agric. Food Chem., 40, 1083 (1992); Frear, D.S. et al.: Pest. Biochem. Physiol., 45, 178 (1993); Webster, E.P. et al.: Weed Sci., 49, 652 (2001);<br></p>

<p>Applications (3R)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid is an intermediate in the synthesis of Ofloxacin (O245750), an fluorinated quinolone based antibacterial agent.<br>References Mitscher, L. A., et la.: J. Med. Chem., 30, 2283 (1987);<br></p>

<p>Applications α-Endosulfan is the alpha isomer of Endosulfan (E555505), an insecticide that poses health risks to humans and animals that acquire it through ingension, inhalation, and percutaneous contact. One of the new POPs under the Stockholm Convention. Useful in cannabis testing kits as a component of pesticide mixes (P698230).<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 Bhalerao, T. &amp; Puranik, P.: Int. Biodeter. Biodegr., 59, 315 (2007); Kalender, S., et al.: Toxicology, 202, 227 (2004); Naqvi, S. &amp; Vaishnavi, C.: Comp. Biochem. Phys. C, 105, 347 (1993)<br></p>

<p>Applications 2,4,6-Trichlorophenol-13C6 is the labelled anaolgue of 2,4,6-Trichlorophenol which is used as a broad range pesticide against insects, fungi, vegetation and bacteria. It has become a common environmental contaminant and probable human carcinogen.<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 Nunes, C., et al.: J. Env. Biol., 29, 733 (2008), Carucci, A., et al.: Water Sci. Technol., 58, 309 (2008), Fu, W., et al.: Env., Toxicol., Chem., 28, 1372 (2009), Osborne, R., et al.: Biochem., 48, 4231 (2009), Campoy, S., et al.: Env. Microbiol., 11, 99 (2009),<br></p>

<p>Impurity Doxycycline Related Compound A<br>Stability Hygroscopic, Light Sensitive, Temperature Sensitive<br>Applications 6-Epi Doxycycline is an antibiotic used in the treatment of bacterial and certain parasitic infections. Doxycycline Related Compound A<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 Jutglar, M., et al.: J. Pharm. Biomed. Anal., 159, 60 (2018); Metsemakers, W., et al.: J. Control. Release, 209, 47 (2015)<br></p>

<p>Stability Hygrscopic<br>Applications Emtricitabine Tenofovir Monosoproxil is a derivative of Emtricitabine (E525000). Emtricitabine is a reverse transcriptase inhibitor. It is an effective antiviral agent against HIV, HBV, and other viruses replicating in a similar manner.<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 Clindamycin is a semi-synthetic antibiotic. Antibacterial.<br>References Birkenmeyer, R.D., et al.: J. Med. Chem., 13, 616 (1970); Oesterling, et al.: J. Pharm. Sci., 59, 63 (1970); Gray, J.E., et al.: Toxicol. Appl. Pharmacol., 21, 516 (1972); Brown, L.W., et al.: Anal. Profiles Drug Subs., 10, 75 (1981);<br></p>

<p>Applications L-(-)-Carnitinamide chloride is can be employed as a bactericide. The compound is derived from L-Carnitine (C184110) which is used to prevent and treat a lack of carnitine.<br>References Pallavicini, Marco., et al.: Tetrahedron: Asymmetry., 18, 906-909 (2007); Vaz, F.M., et al.: Biochem. J., et al.: 361, 417 (2002), Karlic, H., et al.: Nutrition, 20, 709 (2004),<br></p>

<p>Applications Aclarubicin is an anthracycline antibiotic. It is used in the treatment of cancer.<br>References Magi, S., et al.: J. Antibiot., 66, 165 (2013); Wakabayashi, I., et al.: Biochem. Pharmacol., 59, 719 (2000); Viadro, M., et al.: Antibiot Khimioter, 36, 20 (1991);<br></p>

<p>Applications (1S,2R)-2-((Benzyloxy)methyl)cyclopent-3-enol is an intermediate in the synthesis of Entecavir (E558900), an oral antiviral drug used in the treatment of hepatitis B infection.<br>References Gathergood, N., et al.: J. Org. Chem., 66, 1014 (2001);<br></p>

<p>Applications Nandrolone-13C2 Benzoate is the isotope analog of Nandrolone Benzoate. Nandrolone Benzoate is a steroid that has effect on gondatropin and muscles, which is derived from Nandrolone (an anabolic steroid).<br>References Lerner, L.J., et al.: Endocrinology, 64, 1010 (1959); Gradeen, C., et al.: J. Anal. Toxicol., 14, 120 (1990); Teale, P., et al.: Biol. Mass Spectrom., 20, 109 (1991); Yamada, M., et al.: J. Pharm. Biomed. Anal., 45, 125 (2007); Yamada, M., et al.: J. Anal. Toxicol., 32, 387 (2008)<br></p>

<p>Applications Fluorinated quinolone antibacterial. An enantiomer of Levofloxacin (L360000).<br>References Hwangbo, H.J. et al.: Eur. J. Pharmac. Sci., 18, 197 (203); Gascon, A.R. et al.: J. Clin. Pharmacol, 40, 869 (2000); Monk, J.P., et al.: Drugs, 33, 346 (1987); Drlica, K., Curr. Opin. Microbiol. 2, 504 (1990);<br></p>

<p>Applications An active metabolite of Glimepiride.<br>References Muller, G., et al.: Diabetes, 42, 1852 (1993), Kramer, W., et al.: Biochem. Biophys. Acta, 119, 278 (1994),<br></p>

<p>Applications (R,R)-Ethambutol Dihydrochloride shows antitumor properties when complexed with platinum. Also an isomer of Ethambutol (E889800), an antibacterial (tuberculostatic).<br>References Coluccia, M. et al.: Anticanc. Res., 11, 281 (1991); Wilkinson, et al.: J. Med. Chem., 5, 835 (1962), Kulig, et al.: Diss. Pharm. Pharmacol., 23, 463 (1971), Lee, C.S., et al.: Anal. Profiles Drug Subs., 7, 231 (1978)<br></p>

<p>Applications Oseltamivir citric acid is an impurity of Oseltamivir (O701005), an antiviral drug that is an orally active inhibitor of influenza virus neuraminidase; converted in vivo to the active acid metabolite. It is a COVID19-related research product.<br>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);<br></p>

<p>Applications Isosulfamethoxazole is an impurity of the antibacterial drug Sulfamethoxazole (S699086). It is a sulfonamide antibiotic that blocks the synthesis of dihydrofolic acid by inhibiting the enzyme dihydropteroate synthase.<br>References Rudy, B.C., et al.: Anal. Profiles Drug Subs., 2, 467 (1973), Wormser, G.P., et al.: Drugs, 24, 459 (1982), Wharton, M., et al.: Ann. Intern. Med., 105, 37 (1986),<br></p>

<p>Applications METHYL 3,4,5-TRIMETHOXYCINNAMATE (cas# 20329-96-8) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications An amino alcohol metabolite of nicotine, and precursor to NNK.<br></p>

<p>Stability Very Hygroscopic<br>Applications 4-(p-Chloro-α-phenylbenzyl)-1-piperazineethanol is used in the synthesis of antifungal triazole and imidazole derivatives. Impurity of an intermediate in the formation of Cetrizine.<br>References Rezaei, Z. et al.: Archiv. Pharm., 344, 658 (2011)<br></p>

<p>Applications 25-Deacetyl-21-acetyl Rifampicin is a structural isomer, and impurity, of Rifampicin (R508000), a semisynthetic antibiotic. Antibacerial (tuberculostatic).<br>References Furesz, et al.: Antibiot. Chemother., 16, 316 (1970), Gallo, G.G., et al.: Anal. Profiles Drug Subs., 5, 467 (1976),<br></p>

<p>Applications Labelled analogue of (S)-(-)-Nicotine, a prototype nicotinic acetylcholine receptor agonist. (S)-(-)-Nicotine is the naturally occurring isomer. Nicotine can be absorbed through the alimentary canal, respiratory tract and intact skin. Nicotine is used in the treatment of smoking withdrawal syndrome. Nicotine has been used as an anthelmintic.<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 Geffken, D. et al.: Am. J. Epidemiol., 153, 242 (2001); Bolego, C. et al.: Cardiovasc. Res., 53, 568 (2002); Leone, A. et al.: Curr. Pharm. Des., 1, 2199 (2005);<br></p>

<p>Applications Azure C Dye Content 40% is a useful antifungal and antibacterial cationic dye for studying E. coli K30 bacterial polysaccharide.<br>References Das, B., et al.: Surface Review and Letters, (2020)<br></p>

<p>Applications Tetraethylthiourea is an impurity of Disulfiram (D493640) which is used as rubber accelerator; vulcanizer; seed disinfectant; fungicide; alcohol deterrent.<br>References Child, C., et al.: Acta Pharmacol. Toxicol., 8, 305 (1952), Nash, N.G., et al.: Anal. Profiles Drug Subs., 4, 168 (1975),<br></p>

<p>Applications 1,4-Butane-1,1,2,2,3,3,4,4-d8-diamine (D416027) is a labelled isotope of 1,4-Diaminobutane (D416025). It is an amino acid degradation product. Used in the preparation of hexahydropyrimidines as novel hepatitis C virus inhibitors. Also a reagent in the synthesis of antibacterial castor oil-based polyurethane membranes.<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 Hwang, J. et al.: Eur. J. Med. Chem., 70, 315 (2013); Yari, A. et al.: J. Biomed. Mat. Res., 102A, 84 (2014);<br></p>