Toxicología

<p>Applications (±)-2-(2,4-Dichlorophenoxy-d3)propionic Acid (CAS# 1219803-66-3) is a useful isotopically labeled research compound.<br></p>

<p>Applications Tecloftalam is an agrochemical fungicide. Tecloftalam is used for the control of rice bacterial leaf blight.<br>References Nakagami, K. et al.: Nip. Noyak. Gak., 5, 511 (1980); Kirkpatrick, D. et al.: J. Agric. Food Chem., 29, 608 (1981); Takahi, Y. et al.: Jap. Past. Info., 46, 25 (1985);<br></p>

<p>Applications Protected Propofol metabolite.<br></p>

<p>Applications Ethylmorphine impurity.<br>References Pfeifer, S., et al.: Pharmazie, 27, 648 (1972),<br></p>

<p>Stability Hygroscopic<br>Applications Imazalil Sulfate is an imidazole derivative used as a fungicide. Imazalil Sulfate controlled epidermis anthracnosis caused by Colletotrichum musae and crown rot in harvested bananas. Imazalil Sulfate is used for fungal protection of citrus fruits such as oranges and lemons as well as other fruits. Imazalil Sulfate is an effective fungicide allowing induction of barley callusin culture media.<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 Frossard, P. et al.: Fruits, 361 (1976); Van Gestel, J. et al.: Plant Dis. Rep., 63, 283 (1979); Laencina, J. et al.: EFCE Pub. Ser., 12, 295 (1980); Coppens, L. et al.: Meded. Fac. Landbouw. Uni. Gent., 49, 351 (1984);<br></p>

<p>Applications Deoxycholic Acid-24-13C (CAS# 52886-37-0) is a useful isotopically labeled research compound.<br></p>

<p>Applications Benzyl-alpha-alpha-d2 Chloride (CAS# 33712-34-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications Systemic fungicide for control of powdery mildew, rust in cereal crops.<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 Baloch, R.I., et al.: Phytochemistry, 23, 2219 (1984), Pommer, E.-H., et al.: Pestic. Sci., 15, 285 (1984),<br></p>

<p>Applications (S,2E,6E)-Dehydroxy Pitavastatin is an impurity of Pitavastatin (P531000), a competitive inhibitor of HMG-CoA reductase and antilipemic agent.<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>

<p>Applications Pyrametostrobin is a novel fungicide. Also, it is derived from 1-Methyl-2-nitrobenzene (N572306), which is a toxic pollutant of the environment because of its large scale use in the production of explosives. It is a useful synthetic intermediate. It shows carcinogenic activity in rats.<br>References Huang, C., et al.: J. Sep., 40, 2335-2343 (2017)<br></p>

<p>Applications Spasmoxale is an analgesic.<br>References Deeb, O., et al.: Chem. Biol. Drug. Des., 76, 255 (2010); Mathur, K.C., et al.: Bioorg. Med. Chem., 11, 1915 (2003)<br></p>

<p>Applications A reactive metabolite of Lapatinib (L175800) which is associated with various drug toxicities. Lapatinib is metabolized mainly by P450 3A4 to form O- and N-dealkylated metabolites.<br>References He, K., et al.: Chem. Res. Toxicol., 11, 252 (1998), Rusnuk, D., et al.: Cancer Res., 61, 7196 (2001), Li, X., et al.: Drug Metab. Dispos., 37, 1242 (2009),<br></p>

<p>Applications Methyl 1,4-Dihydro-4-(2’-trifluoromethyl)phenyl-pyridine-3-carboxylate-5-ethyl Carboxamide (cas# 887407-06-9) is a compound useful in organic synthesis.<br></p>

<p>Applications Labelled Mefenamic acid metabolite.<br>References Besunder, J., et al.: Clin. Pharmacokinet., 14, 261 (1988), Smith, P., et al.: Drug Metab. Dipos., 18, 639 (1990), Kraus, D., et al.: Clin. Pharmacol. Ther., 54, 351 (1993), Sato, J., et al.: Biol. Pharm. Bull., 16, 811 (1993),<br></p>

<p>Applications Azocyclotin is an organotin aracacide used in the control of mites. Azocyclotin showed weak antifeedant activity against other insects such as Spodoptera littoralis.<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 Hammann, I. et al.: Pflanzensch.-Nach., 31, 61 (1978); Ascher, K.R.S.: Naturwissenschaften, 67, 312 (1980);<br></p>

<p>Applications MRX-2843, is an orally available small-molecule inhibitor of both MERTK and FLT3.<br>References Minson, K. A. et al.: JCI Insight. 2016 Mar;1(3):e85630.;<br></p>

<p>Applications Labelled Eltenac (E507000). A nonsteroidal anti-inflammatory drug.<br>References Allen, A., et al.: Gut, 21, 249 (1980), Tobin, T., et al.: J. Vet. Pharmacol. Therap., 9, 1 (1986),<br></p>

<p>Applications Labelled Bexarotene (B336750). Used as an antineoplastic. A selective retinoid X receptor (RXR) agonist.<br>References Boehm, M.F., et al.: J. Med. Che., 37,2930 (1994), Gottardis, M.M., et al.: Cancer Res., 56, 5566 (1996), Mukherjee, R., et al.: Nature, 386, 407 (1997), Miller, V.A., et al.: J. Clin. Oncol., 15, 790 (1997)<br></p>

<p>Applications Propafenone-d5 Hydrochloride is the labeled analogue of Propafenone Hydrochloride (P757500), a sodium channel blocker. Antiarrhythmic (class IC).<br>References Hollmann, M., et al.: Arzneim.-Forsch., 33, 763 (1983); Bryson, H. M., et al.:Drugs, 45, 85 (1993); Rae, A. P., et al.: Am. J. Cardiol., 82, 59N (1998)<br></p>

<p>Applications A labelled Tamoxifen; a selective estrogen response modifier (SERM), protein kinase C inhibitor and anti-angiogenetic factor. Tamoxifen is a prodrug that is metabolized to active metabolites 4-hydroxytamoxifen (4-OHT) and endoxifen by cytochrome P450 isoforms CYP2D6 and CYP3A4. In breast cancer, the gene repressor activity of tamoxifen against ERBB2 is dependent upon PAX2. Blocks estradiol-stimulated VEGF production in breast tumor cells.Protein kinase C inhibitor. Induces apoptosis in human malignant glioma cell lines. Tamoxifen and its metabolite 4-hydroxytamoxifen (H954725) are selective estrogen response modifiers (SERMs) that act as estrogen antagonists in mammary gland. Blocks estradiol-stimulated VEGF production in breast tumor cells.<br>References Sutherland, R., et al.: Nature, 267, 434 (1977); Lerner, L., et al.: Cancer Res., 50, 4177 (1990); Love, R., et al.: J. Clin. Oncol., 20 2559 (2002);<br></p>

<p>Applications Aminoethoxyvinyl Glycine Hydrochloride is an ethylene synthesis inhibitor that is used as a plant growth regulator.<br>References Tsantili, E., et. al.: Sci. Hortic-Amsterdam, 140, 26 (2012); Cetinbas, M., Butar, S.: Eur. J. Hortic. Sci., 78, 126 (2013); Centibas, M., et. al.: Sci. Hortic-Amsterdam, 147, 1 (2012)<br></p>

<p>Stability Hygroscopic<br>Applications Auristatin F is an antimitotic auristatin derivative that has been shown as a potent antitumor agent.<br>References Doronina S.O., et al.: Bioconjugate Chem., 17, 114-124 (2006);<br></p>

<p>Applications 2-Amino-4,6-dimethoxypyrimidine is used in the making of herbicidal compositions.<br>References Hanagan, M. A., et al.: Bioactive Heterocyclic Compound Classes, 39, (2012); Wei, W., et al.: Bioorg. Med. Chem. Lett., 27, 3365 (2017); Ma, Y., et al.: Heterocycles, 92, 829 (2016); Carles, L., et al.: J. Hazard. Mater., 354, 42 (2018)<br></p>

<p>Applications [4-(Trifluoromethoxy)phenyl]carbamic Acid Methyl Ester is an intermediate in the synthesis of Indoxacarb (I654000), an oxadiazine pesticide that acts against lepidopteran larvae and is the active ingredient in a number of household insecticides including cockroach baits.<br>References Luo, M., et al.: Asian. J. Chem., 24, 5148 (2012);<br></p>

<p>Applications (R)-Diclofop-methyl is a stereo-isomer of Diclofop-methyl(D431555) which isused as the active ingredient in many herbicides that are used to control weed growth in plants such as wheat and wild oats.<br>References Marzouk, E., et al.: J. Appl. Sci. Res., 9, 4907 (2013)<br></p>

<p>Applications Protected Irinotecan metabolite.<br></p>

<p>Applications Labelled Asenapine. Asenapine is a combined serotonin (5HT2) and dopamine (D2) receptor antagonist; structurally related to Mianserin. Antipsychotic.<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 Meltzer, H. et al.: J. Pharmacol. Exp. Ther., 251, 238 (1989); Schotte, A. et al.: Brain Res., 631, 191 (1993); Andree, B. et al.: Psychopharmacology, 131, 339 (1997); Richelson, E. et al.: Life Sci., 68, 29 (2000);<br></p>

<p>Stability Hygroscopic<br>Applications Indigosol O is an indigo dye used for cotton.<br>References Ruggli, P., et al.: Helv. Chim. Acta, 23, 689 (1940),<br></p>

<p>Applications The active metabolite of Irinotecan (carboxylate form). SN-38 lactone and carboxylate may be considered pharmacokinetically distinct agents.<br>References Billecke, S., et al.: Drug Metab. Dispos., 28, 1335 (2000), Teiber, J., et al.: Biochem. Pharmacol., 66, 887 (2003), Ashley, G., et al.: J. Antibiot., 57, 224 (2004),<br></p>

<p>Applications Quizalofop-p-tefuryl solution<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></p>

<p>Applications 3-Fluoro Atorvastatin Sodium Salt is an impurity of Atorvastatin (A791750, Ca Salt); a selective, competitive HMG-CoA reductase inhibitor and the only drug in its class specifically indicated for lowering both elevated LDL-cholesterol and triglyceinhibitorrides in patients with hypercholesterolemia.<br>References Kearney, A.S., et al.: Pharm. Res., 10, 1461 (1993); Heinonen, T.M., et al.: Clin. Ther., 18, 853 (1996); Whitfield, L.R., et al.: Eur. J. Drug Metab. Pharmacokinet., 25, 97 (2000)<br></p>

<p>Applications trans-Methacrifos is used as a pesticide used to protect crops and vegetation.<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 Tigar, B. et al.: Pest. Sci., 25, 175 (1989);<br></p>

<p>Stability Very Hygroscopic<br>Applications Carcinogenic Sodium Salt, is a metabolite of 2-Amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (PhIP) (A617000).<br>References Turesky, R., et al.: Mutat. Res., 506 187 (2002), Sugimura, T., et al.: Cancer Sci., 95, 290 (2004),<br></p>

<p>Applications Midazolam Acetoxymethyl 2,5-Dioxide-d5 is an intermediate in synthesizing 1’-Hydroxy Midazolam-d5 (H948423), a labelled metabolite of Midazolam (M343000).<br>References Dundee, J., et al.: Drugs, 28, 519 (1984); Galetin, A., et al.: Drug Metab. Dispos., 30, 1512 (2002); Uchaipichat, V., et al.: Drug Metab. Dispos., 34, 449 (2006); Lewis, B., et al.: Biochem. Pharmacol., 73, 1463 (2007)<br></p>

<p>Stability Moisture Sensitive<br>Applications trans-Crotoxyphos is an organophosphorous 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 Nillos, M.G., et. al.: Environ. Toxicol. Chem., 26, 1949 (2007); Miller, J.A., et. al.: J. Control Release, 8, 73 (1988)<br></p>

<p>Applications 1,1,2,3,4,5,6-Heptachlorocyclohexane is an organochloride which is one of the isomers of hexachlorocyclohexane and is an byproduct of insecticide Lindane (L465990).<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 Bist, R., et al.: Int. J. Pharm. Pharma. Sci., 4, 117 (2012); Heinz, M., et al.: Human. Health. Handbook., 1, 355 (2012); Bay, S.M., et al.: Enviro. Toxciol. Chem., 31, 2711 (2012);<br></p>

<p>Stability Hygroscopic<br>Applications Dinaciclib is a potent and selective inhibitor of cyclin-dependent kinases which is undergoing development as oncology therapeutics.<br>References Paruch, K., et al.: ACS. Med. Chem. Lett., 1, 204 (2010); Zhang, Da., et al.: Cancer. Chemotherap. Pharmacol., 70, 891 (2012); Chen, S., et al.: Cancer. Res., 72, 4225 (2012);<br></p>

<p>Applications 2-Hydroxy Estradiol 1-N3-Adenine is an estrogen metabolite formed with DNA which can lead to the mutations that initiate breast, prostate, and other types of cancer. The N3Ade depurinating adducts could serve as biomarkers to predict the risk of breast cancer.<br>References Chakravarti, D., et al.: Mutat. Res., 456, 17 (2000), Liehr, J., et al.: Endocr. Rev., 21, 4054 (2000), Chakravarti, D., et al.: Oncogene, 20, 7945 (2001), Cavalieri, E., et al.: Chem. Res. Toxicol., 14, 1041 (2002), Paula, M. et al.: J Steroid Biochem. Mol. Biol., 101, 204 (2006);<br></p>

<p>Applications The labelled methylated analogue of Isobutyryl L-Carnitine (I780500). 2-Methylbutyryl-L-Carnitine is one of the acylcarnitines profiled from blood or plasma samples in the diagnosis of inborn errors of metabolism.<br>References Rashed, M.S. et al.: Pediat. Res., 38, 324 (1995); Frazier, D.M. et al.: J. Inher. Metab. Dis., 29, 76 (2006);<br></p>

<p>Applications A deuterated substrate for CYP2B6.<br>References Kabumoto, H., et al.: Biosci., Biotechnol., Biochem., 73, 1922 (2009), Maresca, A., et al.: J. Med. Chem., 53, 335 (2010), Si-Ahmed, K., et al.: J. Pharm. Biomed. Anal., 51, 225 (2010),<br></p>

<p>Stability Moisture Sensitive<br>Applications cis-Crotoxyphos is 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 Potter, J.C., Burton, W.B.: J. Agr. Food Chem., 12, 439 (1964)<br></p>

<p>Stability Hygroscopic, Temperature Sensitive<br>Applications 5-Phenyl-3-isoxazolyl Sulfate is a metabolite of the insecticide Isoxathion (O,O-diethyl O-(5-phenyl-3-isoxazolyl)-phosphorothioate) in the rats.<br>References Ando, M., et al.: Agric. Biol. Chem., 39, 803 (1975);<br></p>

<p>Applications 4-Cyclopropylmethyl-O-methyl Mycophenolic Acid is an intermediate in the synthesis of 4-Cyclopropylmethyl-O-glucuronide Mycophenolic Acid (C989235), an analogue of Mycophenolic Acid (M831500), an antibiotic produced by Penicillium brevi-compactum, P. Stoloniferum and related spp. A selective inhibitor of lymphocyte proliferation by blocking inosine monophosphate dehydrogenase, an enzyme involved in the de novo synthesis of purine nucleotides.<br>References Senda, M., et al.: Transplantation, 60, 1143 (1995); Nimmesgern, E., et al.: J. Biol. Chem., 271, 19421 (1996); Gummert, J.F., et al.: J. Pharmacol. Exp. Ther., 291, 1100 (1999)<br></p>

<p>Applications Deferiprone 3-O-β-D-Glucuronide Ammonium Salt, is a metabolite of Deferiprone (D474000).<br>References Choudhury, R., et al.: Drug Metab. Dispos., 23, 314 (1995),<br></p>

<p>Applications 1-N-Methyl Omeprazole is an impurity from the synthesis of Omeprazole (O635000). Omeprazole covalently binds to proton pump. It inhibits gastric secretion and it is used as an anttiulcerative.<br>References Muller, P., et al.: Arzneimittel-Forsch., 33, 1685 (1983), Wallmark, B., et al.: Biochim. Biophys. Acta., 778, 549 (1984), Morii, M., et al.: J. Biol. chem., 268, 21553 (1993), Ritter, M., et al.: Br. J. Pharmacol., 124, 627 (1998)<br></p>

<p>Applications Labelled N-Methylserotonin, the N-methylated derivative of serotonin with similar activity. Studies have identified N-Methylserotonin as a potential active constituent that contributes to the serotonergic activity of black cohosh.<br>References Powell, S.L. et al.: J. Agric. Food Chem., 56, 11718 (2008); Mais, D.E. et al.: J. Chrom. Biomed. Appl., 225, 27 (1981);<br></p>

<p>Applications Paclitaxel Succinate-d4 is the labeled analogue of Paclitaxel Succinate (P132530), which ahs been used as a reactant for the preparation of molecular hydrogelators to be used as local delivery systems for chemotherapy.<br>References Wang, H., et. al.: J. Mater. Chem., 22, 16933 (2012)<br></p>

<p>Stability No Data Availableg<br>Applications (1S,αS)-trans-Cypermethrin is an impurity in the synthesis of θ-Cypermethrin which a synthetic pyrethroid used as an insecticide in large-scale commercial agricultural applications as well as in consumer products for domestic purposes. It behaves as a fast-acting neurotoxin in insects. Cypermethrin can exhibit a toxic effect on the reproductive system.<br>References Hu, J., et al.: J. Appl. Toxicol., 33, 576 (2011); Singh, A., et al.: Neurobiol. Aging., 33, 404 (2012); Amer, S., et al.: J. Mut. Res., 155, 135 (1985)<br></p>

<p>Applications Pentachlorophenol-13C6 is the labeled form of Pentachlorophenol (P238100), which is used as insecticide for terminate control; pre-harvest defoliant; general herbicide. Antimicrobial preservative and fungicide for wood, wood products, starches, textiles, paints, adhesives, leather, pulp, paper, industrial waste systems, building materials. Surface disinfectant.This compound is a contaminant of emerging concern (CECs).<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 Gaines, T.B., et al.: Toxicol. Appl. Pharmacol., 14, 515 (1969),<br></p>

<p>Stability Hygroscopic<br>Applications Mefenamic acid metabolite.<br>References Besunder, J., et al.: Clin. Pharmacokinet., 14, 261 (1988), Smith, P., et al.: Drug Metab. Dipos., 18, 639 (1990), Kraus, D., et al.: Clin. Pharmacol. Ther., 54, 351 (1993), Sato, J., et al.: Biol. Pharm. Bull., 16, 811 (1993),<br></p>

<p>Applications 1S-cis-Bifenthrin is a pyrethroid which was evaluated in vitro and the interactions with estrogen receptor were predicted to determine disruption of the hormonal network and the enantioselectivity of bifenthrin in trophoblast. 1S-cis-Bifenthrin was observed to have greater effects of consistent enantioselective interference o hormone signaling. Thus, 1S-cis-Bifenthrin are of significant concern to maternal-fetal health.Third generation synthetic pyrethroid. Insecticide, acaricide. Used in Pesticide detection<br>References Zhao, Meirong., Environmental Science &amp; Technology, 48, 8109-8116, (2014)Plummer, E.L., et al.: Pestic. Sci., 14, 560 (1983), Trumble, J.T., et al.: J. Econ. Entomol., 81, 608 (1988), Ross, M., et al.: Biochem. Pharmacol., 71, 657 (2006), Hillegass, J., et al.: Toxicol. Sci., 102, 413 (2008),<br></p>

<p>Applications Used in the synthesis of novel phosphorothioates and phosphorodithioates as cholinesterase 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 Millard, C., et al.: J. Neurochem., 64, 1909 (1995), Nicolet, Y., et al.: J. Biol. Chem., 278, 41141 (2003), Casida, J., et al.: Chem. Res. Toxicol., 17, 983 (2004),<br></p>

<p>Applications N-Boc-(Ethylamino)-1,1-dimethylethyl Ester Fluvoxamine is an intermediate used in the synthesis of N-(Ethylamino) Fluvoxamine (E898280), which is a Fluvoxamine impurity.<br></p>