Toxicology

<p>Applications Minodronic acid is developed for osteoporosis treatment.<br>References Tanishima, S., et al.: Clin. Interv. Aging, 8, 185 (2013)<br></p>

<p>Impurity Anastrozole Diacid Impurity<br>Applications Anastroloze Diacid is a derivative of Anastrozole (A637425), an aromatase inhibitor. Used as an antineoplastic. Anastrozole Diacid Imp<br>References Plourde, P.V., et al.: Breast Cancer Res. Treat., 30, 103 (1994), Buzdar, A.U., et al.: Cancer, 79, 730 (1997)<br></p>

<p>Applications (4S)-6-Chloro-1-(1-((S)-6-chloro-2-oxo-4-(trifluoromethyl)-2,4-dihydro-1H-benzo[d][1,3]oxazin-4-yl)pent-1-yn-3-yl)-4-(pent-1-yn-1-yl)-4-(trifluoromethyl)-1H-benzo[d][1,3]oxazin-2(4H)-one is an impurity of Efavirenz (E425000) which is a nonnucleoside HIV-1 reverse transcriptase inhibitor. Antiviral.<br>References Young, S.D., et al.: Antimicrob. Ag. Chemother., 39, 2602 (1995),<br></p>

<p>Applications A metabolite of Phenobarbital (P316760).<br>References Soine, W.H., et al.: Drug Metab. Dispos., 12, 792 (1984), Soine, W.H., et al.: J. Pharmac. Sci., 80, 99 (1991),<br></p>

<p>Applications Terbufos-d10 (O,O-diethyl-d10) (CAS# 1276197-42-2) is a useful isotopically labeled research compound.<br></p>

<p>Applications Testosterone-2,2,4,6,6-d5 Propionate is a useful isotopically labeled compound of Testosterone Propionate (T155045)<br></p>

<p>Applications N2-(1-Ethylpropyl)-4,5-dimethyl-3-nitro-1,2-benzenediamine is a metabolite of Pendimethalin (P221900), an herbicide used to control the spread of weedgrass.<br>References Haith, D., et al.: Environ. Sci. Technol., 44, 6496 (2010); Jabran, K., et al.: Int. J. Agric. Biol., 12, 335 (2010); Rahaman, S., et al.: Environ. Ecol., 28, 1 (2010); Smith, R.H., et al.: Chemosphere, 8, 855-61 (1979);<br></p>

<p>Applications A Nicorandil (N398500) derivative<br></p>

<p>Applications A protected metabolite of Testosterone (T155000) in humans and animals.<br>References Demisch, K. et al.: Eur. J. Biochem., 8, 284 (1969); Fernandez, C. et al.: J Chrom. B Biomed. Appl., 677, 363 (1996); Capolongo, F. et al.: J. Vet. Pharmacol. Therap., 26, 160 (2003);<br></p>

<p>Applications Diphenyl (Hydroxymethyl)phosphonate is a reagent for the synthesis of amidate prodrugs of novel nucleoside phosphonate HIV reverse transcriptase (RT) inhibitor GS-9148.<br>References Mackman, R. L., et al.: Bioorg. Med. Chem., 18, 3606 (2010)<br></p>

<p>Applications A methylated analog of Zonisamide (Z700000) with anticonvulsant activity.<br>References Uno, H., et al.: J. Med. Chem., 22, 180 (1979)<br></p>

<p>Applications Tatenoquine is a new 8-aminoquinoline with an improved therapeutic index and safety profile as compared to primaquine (P733500).Tafenoquine has the potential to become a widely used drug in the prevention and treatment of malaria infection and could replace some currently used drugs as resistant strains of Plasmodium species increase.<br>References McIntyre, J. A., et al.: Drugs. Future., 28, 859 (2003); LaMontagne, M.P., et al.: J. Medn. Chem., 32, 1728 (1989);<br></p>

<p>Applications Fluoronitrofen contains pesticidal utility.<br>References Zhang, Y., et.al.: PCT Int. Appl. WO 2019236274 A1, 63, (2019);<br></p>

<p>Applications D-2'-Deoxyribopyranosyl-3-guanylurea (α/β-Mixture) can be obtained from 5-Aza-2’-deoxy Cytidine (A796950) which can be used as cancer treatment, in particular to inhibit the growth of pancreatic endocrine tumor cell lines.<br>References Deng, T., et al.: Life Sci., 84, 311 (2009), Horne, H., et al.: Mol. Cancer Res., 7, 199 (2009), Zinner, R., et al.: Mol. Cancer Ther., 8, 521 (2009),<br></p>

<p>Applications Rizatriptan Benzoate is a selective serotonin 5-HTID receptor agonist and used to treat migraine (1,2,3). It is structurally derived from tryptamine.<br>References (1) Cheng, H., et al.: Biopharm. Drug Dispos., 17, 17 (1996) (2) Su, M., et al.: Eur J Neurosci. 44, 2129 (2016)(3) Millson, D. S., et al.: Expert Opin Pharmacother. 1, 391 (2000)<br></p>

<p>Applications N2-Des(L-valinyl) N2-Formal Lopinavir is an impurity of Lopinavir (L469480), which is a selective HIV protease inhibitor. An analogue of Ritonavir. Antiviral. It is a COVID19-related research product.<br>References Sham, H.L., et al.: Antimicrob. Ag. Chemother., 42, 3218 (1998), Kumar, G.N., et al.: Drug Metab. Dispos., 27, 86 (1999), Murphy, R.L., et al.: Antiviral Ther., 4, Suppl. 3, 85 (1999)<br></p>

<p>Applications N-Hydroxyphenylglycyl Cefadroxil-d4 is the isotope labelled analog of N-Hydroxyphenylglycyl Cefadroxil. N-Hydroxyphenylglycyl Cefadroxil is a derivative of Cefadroxil (C235750), which is a semi-synthetic cephalosporin antibiotic.<br>References Muggleton, et al.: Antimicrob. Agents Chemother., 253 (1968), Marrelli, L.P., et al.: Anal. Profiles Drug Subs., 4, 21 (1975),<br></p>

<p>Applications 13-O-Methylamphotericin B is an antifungal. 13-O-Methylamphotericin B is a derivative of Amphotericin B (A634250), a polypeptide antibiotic active against gram positive bacteria. Antifungal.<br>References Taylor, A.W., et. al.: J. Antibiot., 46, 486 (1993); Asher, I.M., et al.: Anal. Profiles Drug Subs., 6, 1, (1977)<br></p>

<p>Applications N-tert-Butyl-3-isopropyl-5-oxo-4,5-dihydro-1H-1,2,4-triazole-1-carboxamide is a metabolite of Amicarbazone (A605040); a triazolinone herbicide with a broad spectrum of weed control.<br>References Dayan, F., et al.: Weed Science, 57, 579 (2009); Elmore, M., et al.: Weed Technol., 27, 596 (2013); Dong, M., et al.: J. Sep. Sci., 38, 2245 (2015)<br></p>

<p>Applications An impurity of Norethindrone Acetate (N675990).<br></p>

<p>Applications N4-Anisoyl-2'-deoxycytidine (cas# 48212-99-3) is a useful research chemical.<br></p>

<p>Applications (2Z)-2,3-Dehydroxy Atorvastatin is an intermediate in synthesizing (2E)-2,3-Dehydroxy Atorvastatin (D230045), which is an impurity in the synthesis of Atorvastatin (A791750).<br>References Kearney, A.S., et al.: Pharm. Res., 10, 1461 (1993); Heinonen, T.M., et al.: Clin. Ther., 18, 853 (1996);<br></p>

<p>Stability Hygroscopic<br>Applications Quifenadine-d10 is the isotope labelled analog of Quifenadine. Quifenadine is used in the biological studies of azoniabicyclooctanes as muscarinic acetylcholine receptor antagonists.<br>References Laine, D. I., et al.: J. Med. Chem., 52, 2493 (2009);<br></p>

<p>Applications A ring-opened analog of Fentanyl (F274990). An opioid analgesic with potency similar to morphine.<br>References Casy, A.F. et al.: J. Pharm. Pharmacol., 19, 17 (1967); Dosen-Micovic, L. et al.: Elec. Conf. Heterocyc. Chem., 157 (1998);<br></p>

<p>Applications 6-Keto-testosterone Cypionate, is a derivative of Testosterone Cypionate (T155100), which is an anabolic steroid with androgenic properties. Testosterone Cypionate is also used for testosterone therapy in males with hypogonadism. (Controoled Substance)<br>References Rabkin, J.G. et al.: J. Clin. Psychopharmacol., 19, 19 (1999); Hajjar, R. et al.: J. Clin. Endocrinol. Metab., 82, 3793 (1997); Rhoden, E. et al.: J. Sex Med., 7, 277 (2010);<br></p>

<p>Applications A thienopyrimidine derivative as herbicides.<br>References Kourounakis, A., et al.: Drug Dev. Res., 2000, 49(4), 227 (2000),<br></p>

<p>Applications Molinate is a herbicide that is used to control broad-leaved and grassy plants in rice and other crops (1,2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and 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. Nacher-Mestre, J. et al.: J. Agri. Food. Chem. 2014 Mar 12;62(10):2165-742. Sugrue, E. et al.: Appl. Environ. Microbiol. 2015 Apr;81(7):2612-24.<br></p>

<p>Applications (S)-2-(4-CHLOROPHENYL)-3-METHYLBUTANOIC Acid (cas# 55332-38-2) is a useful research chemical.<br></p>

<p>Applications A metabolite of Cholesterol.<br>References Connor, W., et al.: J, Clin. Invest., 48, 1363 (1969), Nestel, P., et al.: Metabolism, 24, 189 (1975), Ellegard, L., et al.: Eur. J. Clin. Nutr., 45, 451 (1991), Pedersen, A., et al.: J. Lipid Res., 41, 1901 (2000),<br></p>

<p>Applications 2,4,5-Trichlorophenol-d2 is the labelled analogue of 2,4,5-Trichlorophenol (T774145), 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 Amer, S. et al.: Cytologia, 39, 633 (1974); Xu, X. wt l.: Occup. Environ. Med., 68, 557 (2011); Sinclair, C.J. et al.: Environ. Sci. Technol., 37, 4617 (2003);<br></p>

<p>Stability Hygroscopic, Light Sensitive<br>Applications A Rifamicyn derivative with therapeutic effect on pulmonary tuberculosis.<br>References Gozalbes, R., et al.: J. Pharm. Pharmacol., 51, 111 (1999), Estrada, E., et al.: J. Med. Chem., 43, 1975 (2000), Gonzalez-Diaz, H., et al.: Chem. Res. Toxicol., 16, 1318 (2003), Garcia-Garcia, A., et al.: J. Antimicrob. Chemother., 53, 65 (2004),<br></p>

<p>Applications 2,3-Bis[(acetyloxy)methyl]-1-oxoquinoxalin-1-ium-4(1H)-olate is an antibiotic.<br>References Marrero-Ponce, Yovani, et al.: Bioorg. &amp; Med. Chem., 13(8), 2881-2899 (2005)<br></p>

<p>Applications 17α-Vinyltestosterone Acryl Ester is an intermediate in synthesizing 20,21-Dehydro Spironolactone (D229405), which is an impurity of Spironolactone (S683000), a synthetic 17-lactone steroid which is a renal competitive aldosterone antagonist in a class of pharmaceuticals called potassium-sparing diuretics, used primarily to treat ascites in patients with liver disease, low-renin hypertension, hypokalemia, and Conn’s syndrome.<br>References Sutter, J.L., et al.: Anal. Profiles Drug Subs., 4, 431 (1975);<br></p>

<p>Applications A metabolite of Midazolam (M343000).<br></p>

<p>Applications (1R,2S)-rel-2-Phenylcyclopropanamine Sulfate is a monoamine oxidase inhibitor (MAOI), synthesized into a functioning anti-depressant.<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 Birkenhager, T. et al.: J. Clin. Psych., 65, 1505 (2004); van Haelst, I. et al.: J. CLin. Psych., 73, 1109 (2012);<br></p>

<p>Applications Dehydronaproxen is an analog of Naproxen (N377520), an anti-inflammatory, analgesic, antipyretic. A non-steroidal anti-inflammatory.<br>References Harrison, I.T., et al.: J. Med. Chem., 13, 203 (1970);<br></p>

<p>Stability Hygroscopic<br>Applications Profenofos-D3 is the labeled form of Profenofos(P755880). Profenofos is a broad-spectrum organophosphorous pesticide that is used widely in cotton fields for insect control (1). Acetylcholinesterase inhibiting organophosphoric pesticide (2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.<br></p>

<p>Applications Labelled Triazolam (T767380(M)). Triazolam in an hypnotic drug used in the short term treatment of insomnia.<br>References Lomen, P., et al.: J. Int. Med. Res., 4, 55 (1976), Allens, G.S., et al.: J. Int. Med. Res., 6, 343 (1978), Pakes, G.E., et al.: Drugs, 22, 81 (1981).<br></p>

<p>Stability Hygroscopic<br>Applications Isomalathion is a major impurity in the synthesis of Malathion (M111000), a commonly used 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 Josse, R et al.: Chem. Bio., Interact., 209, 76 (2014); Buratti, F. et al.: J. Biochem. Mol. Toxicol., 19, 406 (2009);<br></p>

<p>Applications Ethofumesate is a herbicide.<br></p>

<p>Applications An intermediate of Rosuvastatin (R700500).<br>References Laufer, S., et al.: J. Med. Chem., 45, 2733 (2002), Palani, A., et al.: Bioorg. Med. Chem. Lett., 13, 709 (2003),<br></p>

<p>Applications CMPD101 is a potent and selective GRK2/3 inhibitor.<br>References Lowe, J.D., et al.: Mol. Pharmacol., 88, 347 (2015); Ikeda, S., et al.: PCT Int. Appl. WO 2007034846 A1 20070329. Mar 29, 2007<br></p>

<p>Applications 2-Bromoethyl Benzoate-d4 is a labelled analogue of 2-Bromoethyl Benzoate (B810050), a compound used as a reactant in the coupling of challenging heteroaryl halides with alkyl halides via nickel-ctalyzed cross-electrophile coupling.<br>References Hansen, E. C., et al.: J. Org. Chem., 82, 7085 (2017);<br></p>

<p>Stability Hygroscopic<br>Applications A main Levomepromazine metabolite<br>References Hals, P., et al.: Human Toxicol., 3, 497 (1984), Cutroneo, P., et al.: J. Pharm. Biomed. Anal., 41, 333 (2006),<br></p>

<p>Impurity Beclometasone Dipropionate EP Impurity C<br>Applications An impurity of Beclomethasone Dipropionate (B131030).<br></p>

<p>Applications A metabolite of Propranolol.<br>References Otton, S., et al.: Br. J. Clin. Pharmacol., 30, 751 (1990), Fujita, S., et al.: J. Pharmacol. Exp. Ther., 264, 226 (1993), Bichara, N., et al.: Drug Metab. Dispos., 24, 112 (1996), Tasaki, T., et al.: J. Biochem., 123, 162 (1998),<br></p>

<p>Applications 4-Methyl-1,2,3-Thiadiazole-5-Carboxylic Acid (cas# 18212-21-0) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications Intermedine is an unsaturated monoester pyrrolizidine alkaloid that is extracted from the seeds of Amsinckia intermedia, a tarweed that causes enzootic hepatic cirrhosis in horses and hard liver disease in cattle. Intermedine is also a diastereomer of Lycopsamine (L487525), a pyrrolizidine alkaloid that is found in honey and in comfrey (a topical anti-inflammatory agent used to treat patients with arthritis and gout).<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 Culvenor, C., et al.: J. Agr. Food Chem., 29 958 (1981); Janes, D., et al.: Nat. Prod. Comm., 7, 861 (2012); Li, Y. &amp; Stermitz, F.: J. Nat. Prod., 51, 1289 (1988); McCulloch, E.: Am. Vet. Med. Assoc., 96, 5 (1940); Pawar, R., et al.: J. Sep. Sci., 33, 200 (2010)<br></p>

<p>Applications Chlorthiophos is an organophosphorus pesticide.<br>References Lan, M., et al.: Sepu, 36, 938 (2018); Abbas, M. S., et al.: Int. J. Env. Anal. Chem., 97, 1003 (2017)<br></p>