Toxicology

<p>Applications Larotaxel (RPR 109881A) is a taxane analog with a broad spectrum of activity and different toxicity profile and with the possible advantages of surpassing some mechanisms of resistance and penetrating into the CNS.<br>References Kurata, T., et al.: J. Clin. Oncol., 18, 3164 (2000), Kemper, E., et al.: Eur. J. Cancer, 40, 1269 (2004), Nyman, D., et al.: J. Clin. Oncol., 23, 7785 (2005),<br></p>

<p>Applications Tetramethylol Acetylenediurea is a useful additive for forming etching patterns in semiconductor manufacturing.<br>References Lee, S. J., et al.: PCT Int. Appl. (2020), WO 2020184904 A1<br></p>

<p>Applications Labelled Ceftiofur (C244700). An antibacterial.<br>References Yancey, R.J., et al.: Am. J. Vet. Res., 48, 1050 (1987)<br></p>

<p>Applications Barbadin is a selective β-arrestin/β2-adaptin inhibitor. It selectively inhibits the interaction between b-arrestin and the b2-adaptin subunit of the clathrin adaptor protein AP2 without affecting the formation of receptor/b-arrestin complexes.<br>References Beautrait, A., et al.: Nat Commun. 8, 15054 (2017)<br></p>

<p>Applications Labelled Pyrimethanil, broad spectrum anilino-pyrimidine foliar fungicide. Pyrimethanil functions by inhibiting the biosynthesis of methionine in Botrytis cinerea.<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 Neumann, G.L. et al.: Brigh. Crop Prot. Conf. Pests Dis., 1, 385 (1992); Fritz, R. et al.: Pest. Sci., 49, 40 (1997);<br></p>

<p>Applications Labelled Nitisinone. Nitisinone is a herbicidal triketone that inhibits 4-hydroxyphenylpyruvate dioxygenase (HPPD), an enzyme involved in plastoquinone biosynthesis in plants and in tyrosine catabolism in mammals. It is used in treatment of inherited tyrosinemia type I.<br>References Lindstedt, S., et al.: Lancet, 340, 813 (1992), Ellis, M.K., et al.: Toxicol. Appl. Pharmacol., 133, 12 (1995), Lock, E.A., et al.: J. Inherited Metab. Dis., 21, 498 (1998),<br></p>

<p>Applications 22,23-Dihydrospinasterol is extracted from Citrullus colocynthis leaves and used as a pesticide against cabbage aphid Brevicoryne brassicae.<br>References Ahmed, M. et al.: Mol.., 25(9), 2184, (2020)<br></p>

<p>Stability Hygroscopic, Moisture Sensitive, Temperature Sensitive<br>Applications Labelled Myosmine (M835000). Myosmine is an alkaloid found in tobacco. Myosmine has been suspected to be a tobacco-independent carcinogenic source.<br></p>

<p>Applications: 3-Mesityl-2-oxo-1-oxaspiro[4.4]non-3-en-4-ol, is the metabolite of Spiromesifen, which is a Spirocyclic Tetronic Acid, environmentally friendly and novel structural pesticide.<br>Dangerous Goods Info: 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 Jin-Hao, Zh., et al.: Pest Management Science, 68, 10 (2012);<br></p>

<p>Applications Used as an antiparkinsonian.<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 Hai, N., et al.: Int. J. Pharm., 357, 55 (2008), Sanderson, H., et al.: Toxicol. Lett., 187, 84 (2009),<br></p>

<p>Impurity Ropivacaine EP Impurity A<br>Applications (S)-(-)-Bupivacaine (Ropivacaine EP Impurity A) is used as a local anaesthetic used for epidural and intrathecal anaesthesia.<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 Tullar, B., et al.: J. Med. Chem., 14, 891 (1971), Schmidt, A., et al.: Pharm. Res., 22, 2121 (2005),<br></p>

<p>Applications Thiodicarb is used as an insecticide (1,2). May cause systemic organ toxicity in mammals as tested in Wistar rats (3). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.<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. Powell, J. et al.: J. Econ. Entomol. (1986) 79 (5): 1343-1346.2. Armes, N. et al.: Pest Man. Sci. 1992. Jul:34(2);355-3643. Dias, E. et al.: J. Toxicol. Environ. Health A. 2013;76(9):533-9.<br></p>

<p>Applications 6-Hydroxy Bromantane is a metabolite of Bromantane (B678450).<br>References Bi, H., et al.: J. Steroid Biochem. Mol. Biol., 42, 229 (1992), Pozo, O., et al.: Anal. Bioanal. Chem., 389, 1209 (2007), Kiousi, P., et al.: Bioanalysis, 1, 1209 (2009),<br></p>

<p>Applications Bromoxynil Octanoate is a herbicide which possesses control effect and security against weeds in summer corn field.<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 Feng, Y., et al.: Nongyao, 54, 375-377 (2015)<br></p>

<p>Applications Protopine is a Ca2+ channel blocker and antiplatelet agent (1,2,3). It is also an immunomodulator.<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) Janbaz, K., et al.: Pharmacol. Res., 38, 215 (1998)(2) Lai, C., et al.: Clin. Chem., 45, 229 (1999)(3) Ma, H., et al.: J. Pharm. Biom. Anal., 49, 440 (2009)<br></p>

<p>Applications SAR131675 is a potent and selective VEGFR-3 inhibitor. It inhibited VEGFR-3 tyrosine kinase activity and VEGFR-3 autophosphorylation in HEK cells. SAR131675 also dose dependently inhibited the proliferation of primary human lymphatic cells, induced by the VEGFR-3 ligands VEGFC and VEGFD.<br>References Alam, A., et al.: Mol. Cancer. Ther., 11, 1637 (2012);<br></p>

<p>Applications (R)-(-)-Carvone, is an antinociceptive monoterpene found as the main active constituent of essential oils obtained from plants of the genus Mentha. It is a novel agonist of TRPV1 channels. It can also be used as a chiral starting material.<br>References Goncalves, J.C., et al.: Cytometry part A., 83(2), 212 (2013); Liebigs ann., Chem., 403 (1993);<br></p>

<p>Applications Thiosultap Sodium Salt is used as an insecticide.<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 Yan, X., et. al.: J. Plant Diseases Protection, 119, 152 (2012)<br></p>

<p>Applications Cefcapene Pivoxil (C242550) derivative. Δ2-Cephalosporins are potentially related compounds in cephalosporin antibacterial compounds.<br>References Chavette, R.R., J. Med. Chem., 9, 741 (1966), Miyouchi, M., et al.: J. Chem. Pharm. Bull., 38, 1906 (1990), Sugioka, T., et al.: Chem. Pharm. Bull., 38, 1998 (1990),<br></p>

<p>Impurity Erythromycin EP Impurity F<br>Applications Pseudo Erythromycin A Enol Ether (Erythromycin EP Impurity F) is an Erythromycin impurity.<br>References Lartey, P.A., et al.: Advan. Pharmacol., 28, 307 (1994), Tonini, M., et al.: Pharmacol. Res., 33, 217 (1997),<br></p>

<p>Impurity Ceftazidime EP Impurity E<br>Applications Ceftazidime t-Butyl Ester (Ceftazidime EP Impurity E) Ceftazidime t-Butyl ester is an impurity of Ceftazidime (C244100). Ceftazidime impurity C.<br>References Miyake, A., et al.: Antimicrob. Agents Chemother., 486, 182 (1989), Seibert, G., et al.: Arzneim.-Forsch., 33, 1084 (1983),<br></p>

<p>Applications Favipiravir is used for the treatment of advanced Ebola virus infection in a small animal model. Favipiravir suppressed the replication of Zaire Ebola virus and prevented a lethal outcome in 100% of the animals. Based on the studies, Favipiravir can be a candidate for the treatment of Ebola hemorrhagic fever. It is a COVID19-related research product.<br>References Oestereich, L., et al.: Antiviral Res., 105, 17 (2014); Baranovich, T., et al.: J. Virol. 87, 3741 (2013); Chem. and Eng. News p.8, Dec. 1 (2014)<br></p>

<p>Applications A metabolite of the fluorinated quinolone antibacterial Ciprofloxacin.<br>References Tiefenbacher, E., et al.: J. Pharm. Sci., 83, 463 (1994), Parshikov, I., et al.: App. Microbiol. Biotechnol., 56, 474 (2001),<br></p>

<p>Applications L-Kynurenine is a tryptophan metabolite which is a precursor of kynurenic acid (K660500) and an antagonist of N-methyl-aspartate receptor.<br>References Swartz, K., et al.: J. Neurosci., 10, 2965 (1990);, Hasegawa, H., et al.: Anal. Bioanal. Chem., 377, 886 (2003); Tsai, Y., et al.: Anal. Biochem., 319, 34 (2003); Mitsuhashi, S., et al.: Anal. Chim. Acta, 584, 315 (2007)<br></p>

<p>Applications Lactofen is a complex ester derivative of Acifluoren, a diphenyl ether herbicide. Lactofen can be used in postemergence applications and is commonly used as foliar spray. Lactofen is used in agriculture to control broadleaved weeds in soybean, cereals, potatoes and peanuts.<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 Kurtz, M.E.: Indust. Crop. Prod., 5, 119 (1996); Novo, M.C.S.S. et al.: Sci. Agric., 55, 276 (1998); Dann, E.K. et al.: Phytopathology, 89, 598 (1999);<br></p>

<p>Applications Risedronic Acid is a pyridinyl biphosphonate bone resorption inhibitor.<br>References Mortensen, L., et al.: J. Clin. Endocrinol. Metab., 83, 396 (1998); Harris, S.T., et al.: J. Am. Med. Assoc., 282, 1344 (1999); Boiser, S., et al.: Cancer Res., 60, 2949 (2000)<br></p>

<p>Applications Imatinib-III is derived from Imatinib (I268023), which is an inhibitor of multiple tyrosine kinases. It is a COVID19-related research product.<br></p>

<p>Applications Minor constituent of wine, correlated with serum lipid reduction and inhibition of platelet aggregation. Resveratrol is a specific inhibitor of COX-1, and it also inhibits the hydroperoxidase activity of COX-1. It has been shown to inhibit events associated with tumor initiation, promotion and progression.<br>References Powell, R.G., et al.: Phytochemistry, 35, 335 (1994), Jeandet, P., et al.: J. Phytopathol., 143, 135 (1995), Mattivi, F., et al.: J. Agric. Food Chem., 43, 1820 (1995),<br></p>

<p>Applications Semi-synthetic cephalosporin antibiotic. Antibacterial.A representative lot contains some d5.<br>References Buck, R.E., et al.: Antimicrob. Agents Chemother., 11, 324 (1977),<br></p>

<p>Applications Palmitoyl-16,16,16-d3-L-carnitine Hydrochloride is the isotope labelled analog of Palmitoyl-L-carnitine Hydrochloride (P155050); a long-chain fatty ester of carnitine which is accumulated and released into the circulation in fatty-acid 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 A novel anti-tuberculosis drug.<br>References Diacon, A.H. et al.: Antimicrob. Anents Chemother., 54, 3402 (2010); Dogra, M. et al.: Br. J. Pharmacol., 162, 226 (2010); Ginsberg, A.M. et al.: Antimicrob. Agents Chemother., 53, 3720 (2009);<br></p>

<p>Stability Hygrscopic<br>Applications A metabolite of Caffeic acid.<br>References Zhu, B., et al.: J. Biol. Chem., 269, 292 (1994), Azuma, K., et al.: J. Agric. Food Chem., 48, 5496 (2000), Stark, T., et al.: J. Agric. Food Chem., 54, 5530 (2006), Hensel, A., et al.: Planta Med., 73, 142 (2007),<br></p>

<p>Applications Reversible dual inhibitor of ErbB1 and ErbB2 tyrosine kinases. Antineoplastic.<br>References Kim, T.E., et al.: Drugs, 6, 886 (2003), Wood, E.R., et al.: Cancer Res., 64, 6652 (2004), Spector, N.L., et al.: J. Clin. Oncol., 23, 2502 (2005),<br></p>

<p>Applications Labelled analogue of Tefluthrin, a pyrethroid based insecticide. Tefluthrin is used in the control of a broad range of soil pests, including members of the Coleoptera, Lepidoptera, and Diptera.<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 McDonald, E. et al.: Bright. Crop Prot. Conf. Pest Dis., 3, 1143 (1986); Jutsum, A.R. et al.: Bright. Crop Prot. Conf. Pest. Dis. Proc., 1, 199 (1986);<br></p>

<p>Applications 2-Imidazolidinethione is a pesticide used in production of fruits and vegetables. It is also used as a new contrast agent for MRI studies based on proton chemical exchange dependent saturation transfer (1) . 2-Imidazolidinethione is also a corrosion inhibitor (2) due to the adsorption of the mol. species. Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.<br>References 1. Ward, K. et al.: J. Magn. Reson. 2000 Mar:143(1) 79-872. Pillai, K. et al.: J. Electrochem. Soc. 1978 Aug:125(9) 1393-1397<br></p>

<p>Applications Flumorph can be used in analytical study of simultaneous determination of 106 pesticides in nuts by LC-​MS​/MS using freeze-​out combined with dispersive solid-​phase extraction purification.<br>References Wang, J., et al.: J Sep Sci, 40, 2398 (2017)<br></p>

<p>Applications Pyrimethanil-d5 (phenyl-d5) (CAS# 2118244-83-8) is a useful isotopically labeled research compound.<br></p>

<p>Applications Dichloroprop is a herbicide used for the post-emergence control of annual and perennial broad-leaved weeds and some brush species.<br>References Freitas, M.R., et al.: RSC Adv., 5, 7547 (2015); Aizawa, H.: Handbook of Metabolic Pathways of Xenobiotics, 3, 1212 (2014)<br></p>

<p>Applications Demephion is used in pesticidal compositions. A pesticide, and an organophosphate insecticide.<br>References Iacob, N., et al.: Analele Institutului de Cercetari pentru Protectia Plantelor, Academia de Stiinte Agricole si Silvice, 16, 357 (1981); Dimitrov, A., et al.: Bulgarski Tyutyun, 25, 16 (1980); Babrikova, T., et al.: Nauchni Trudove - Vissh Selskostopanski Institut--Plovdiv, 25, 31 (1980)<br></p>