Toxicology

<p>Stability Hygroscopic<br>Applications Emtricitabine Triphosphate Triethylammonium Salt 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>Applications Pyrazosulfuron-ethyl<br></p>

<p>Applications rac Fosfomycin-D5 (Major) Benzylamine Salt is the deuterium labelled analogue of Fosfomycin antibiotic. Related to Fosfomycin Disodium Salt (F727500), rac Fosfomycin-13C3 Benzylamine Salt (F727502), Fosfomycin Tromethamine (F727505), and Fosfomycin Calcium (F727508).<br>References Goto, M., et al.: Antimicrob. Agents Chemother., 20, 393 (1981); Michalopoulos, A. et al.: Int. J. Infect. Dis., 15, e732 (2011); Matsumoto, T. et al.: J. Infection. Chemother., 17, 80 (2011); Keating, G. et al.: Drugs, 73, 1951 (2013); Demir, T. et al.: Int. J. Infect. Dis., 17, e966 (2013);<br></p>

<p>Applications 1-Iodo-2,3-dimethoxybenzene-d6 is the isotope labelled analog of 1-Iodo-2,3-dimethoxybenzene. 1-Iodo-2,3-dimethoxybenzene is used in the preparation of fused heterocyclic amido compounds as a potential anti hepatitis C virus agents.<br>References Aoyama, H., et al.: Bioorg. Med. chem., 19, 2675 (2011);<br></p>

<p>Applications An enantiomer of Tolvaptan. It is a selective, competitive arginine vasopressin V2 receptor antagonist used to treat hyponatremia (low blood sodium levels) associated with congestive heart failure, cirrhosis, and the syndrome of inappropriate antidiuretic hormone (SIADH).<br>References Paterna, S., et al.: Eur. J. Heart Fail, 2, 305 (2000), Udelson, J., et al.: Circulation, 104, 2417 (2001), Goldsmith, S., et al.: J. Am. Coll Cardiol., 46, 1785 (2005), Schrier, R., et al.: N. Engl. J. Med., 355, 2099 (2006),<br></p>

<p>Applications A metabolite of Demeton-S (D231360).<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 Szeto, S.Y., et al.: J. Agric. Food Chem., 30, 1082 (1982),<br></p>

<p>Applications Pyrethrin 1-d6(E/Z mixture) is the labeled analogue of Pyrethrin 1 (P991245), a pesticide residue that has been found in baby food.<br>References Luz Gomez-Perez, M., et. al.: Talanta, 131, 1 (2015)<br></p>

<p>Applications Sedative, hypnotic<br>References Wegner, F., et al.: J. Neurochem., 107, 1056 (2008), McDonald, L., ewt al.: Psychopharmacol., 197, 591 (2008), Wegner, F., et al.: Eur. J. Pharmacol., 580, 1 (2008),<br></p>

<p>Stability Hygroscopic<br>Applications (S,S)-Dihydro Bupropion is a metabolite of Bupropion (B689625), a selective inhibitor of dopamine uptake.<br>References Writer, J.H., et. al.: Sci. Total Environ., 461 (2013)<br></p>

<p>Applications The Δ2-isomer of Cefotean (C242970). It is useful as intermediate in the preparation of cephalesorin compounds.<br>References Sugioka, T., et al.: Chem. Pharm. Bull., 38, 1998 (1990),<br></p>

<p>Applications Deoxo Anhydro Itraconazole Bromide is an impurity of Itraconazole (I937500), which is orally active antimycotic drug structurally related to Ketoconazole (K186000). 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 Atraton is a toxic herbicide and an environmental contaminants.<br>References Lu, Y. C., et al.: Chemosphere, 165, 487 (2015); Dong, X., et al.: Soil Sediment Contam., 24,573 (2015); Gonzalez-Cadena, J., et al.: Sustainable Environment Research, 23, 253 (2013)<br></p>

<p>Applications Eslicarbazepine acetate-D3 is a labelled analogue of Eslicarbazepine acetate (E659000), a voltage-gated sodium channel blocker and antiepileptic that is used to treat patients with epilepsy.<br>References Almeida, L., et al.: Eur. J. Clin. Pharmacol., 64, 267 (2008); Gil-Nagel, A., et al.: Acta Neurol. Scand., 120, 281 (2009); McCormack, P. &amp; Robinson, D.: CNS Drugs, 23, 71 (2009)<br></p>

<p>Applications Haloxyfop-methyl-d4 is the isotope labelled analog of Haloxyfop-methyl (H104050); a herbicide used for selective post-emergence control of annual and perennial grasses in broadleaf crops.<br>References Buhler, D.D., et al.: Weed Sci., 32, 824 (1984); Gronwald, J.W.: Weed Sci., 34, 196 (1986)<br></p>

<p>Applications Saroglitazar, is a drug for the treatment of diabetic dyslipidemia and hypertriglyceridemia with Type 2 diabetes mellitus not controlled by statin therapy. Its trade name is Lipaglyn. It is also a 1,2-Diarylpyrroles derivative, which can be used in the preparation of Nonsteroidal anti-inflammatory drugs (NSAIDs).<br>References Khanna, I. K., et al.: J. Med. Chem., 40, 1619 (1997);<br></p>

<p>Applications Hopantenate Calcium-d6 is labeled analogue of Hopantenate Calcium (H669565), which is a central nervous system drug. In its calcium salt form, it used to be used for a variety of neurological, psychological and psychiatric conditions in Russia. Hopantenic Acid is also the amide of D-pantoate and γ-aminobutyric acid (GABA).<br>References Kopelevich, V.M., et al.: Pharm. Chem. J., 5, 534 (1971)<br></p>

<p>Applications A photodegadation product of Atorvastatin (a cyclic impurity of Atorvastatin (A791750)), a selective, competitive HMG-CoA reductase . Atorvastatin is the only drug in its class specfically 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 (R,R)-Sertraline acts as a selective serotonin reuptake inhibitor that displays minor antifungal activity as well.<br>References Young, T. et al.: J. Antimicrob. Chemother., 51, 1045 (2003);<br></p>

<p>Applications Aldicarb Sulfone is an analog of Aldicarb (A514650) detected in agricultural products as pesticide residue.<br>References Ashby, J., et al.: Environ. Mutagen., 7, 919 (1985), Ashby, J., et al.: Mutat. Res., 257, 229 (1991), Kazius, J., et al.: J. Med. Chem., 48, 312 (2005), Benigni, R., et al.: Mutagenesis, 25, 335 (2010),<br></p>

<p>Applications Triclopyr Butotyl is a herbicide. It s very effective in reducing the canopy of honey mesquite.<br>References El-Khodary, S., et al.: Cytologia, 54, 465 (1989); Bovey, R., et al.: J. Range Management, 34, 144 (1981)<br></p>

<p>Applications 1-Oxo Fexofenadine Methyl Ester, is an intermediate in the preparation of Fexofenadine (F322470). It can also be used for the synthesis of an oxidation metabolite of Terfenadine (T114500),a H1-receptor antagonist.<br>References Garteiz, D.A., et al.: Arzneim.-Forsch., 32, 1185 (1982), Rampe, D., et al.: Mol. Pharmacol., 44, 1240 (1993), Obradovic, T., et al.: Pharm. Res., 24, 318 (2007); Kawai, S., et al.: J. Org. Chem., 59, 2620 (1994);<br></p>

<p>Applications Testosterone Laurate-d23 is the isotopic analog of Testosterone Laurate. Testosterone Laurate is a derivative of testosterone(T155000), which is used in analytical studies to determine testosterone and nandrolone esters in race horse plasma for doping control through UPLC-ESI-MS-MS.<br>References You, Y., et al.: J. Chromato., 1218, 3982 (2011); Guan, F., et al.: Mass Spectrom., 45, 1270 (2010)<br></p>

<p>Applications O,O,O-Trimethyl-O-(3,5,6-trichloro-2-pyridinyl)diphosphosrodithioate is an impurity of Chlorpyrifos (C425300), an insecticide; acaricide.<br>References Smith, G.N., et al.: J. Agric. Food Chem., 15, 132 (1967); Schafer, et al.: Toxicol. Appl. Pharmacol., 21, 315 (1972)<br></p>

<p>Applications Gabapentin Lactam-d6, is the labeled analogue of Gabapentin Lactam (G117275), that reduces protein aggregates and improves motor performance in a transgenic mouse model of Huntington’s disease. It opens mitochondrial ATP-dependent potassium channels.<br>References Zucker, B.,et al.: Naunyn Schmiedebergs Arch. Pharmacol., 370, 131 (2004)<br></p>

<p>Applications 3-Chloro-5-(trifluoromethyl)pyridine-2-carboxylic acid<br></p>

<p>Applications Cefdinir Thiazine Analog is hydrolytic degradation product of Cefdinir (C242670).<br>References Okamoto, Y., et al.: J. Pharm. Sci., 85, 976 (1996)<br></p>

<p>Applications Metopimazine (MPZ) is used to prevent emesis during chemotherapies. Antiemetic.<br>References Catz, P., et al.: Int. J. Pharm., 58, 93 (1990), Sato, K., et al.: J. Pharm. Sci., 80, 104 (1991), Herrstedt, J., et al.: Cancer Chemother. Pharmacol., 33, 53 (1996), Sigsgaard, T., et al.: J. Clin. Onc., 19, 2091 (2001),<br></p>

<p>Applications Rosuvastatin Methyl Ester is an impurity of Rosuvastatin (R700500) in the pharmaceutical dosage forms under forced degradation conditions.<br>References Lennernas, H., et al.: Clin. Pharmacokinet., 32, 403 (1997), Kivisto, K., et al.: Br. J. Clin. Pharmacol., 46, 49 (1998), Lan, K., et al.: J. Pharm. Biomed. Anal., 44, 540 (2007),<br></p>

<p>Applications An optically active metabolite of Tramadol.<br>References Garrido, M., et al.: J. Pharmacol. Exp. Ther., 305, 710 (2003), Pedersen, R., et al.: Eur. J. Clin. Pharmacol., 62, 513 (2006),<br></p>

<p>Impurity Beclomethasone Dipropionate EP Impurity I<br>Applications (16β)-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4,9(11)-triene-3,20-dione (Beclomethasone Dipropionate EP Impurity I) is an impurity of Beclomethasone (B131000), a glucocorticoid. Used in chronic asthma and allergic rhinitis. Antiallergic, antiasthmatic (inhalant). Anti-inflammatory (topical).<br>References Malfitan, V.A., et al.: Clin. Ther., 4, 472 (1982), Rao, M., et al.: J. Asthma, 19, 21 (1982), Small, P., et al.: Ann. Allergy, 49, 127 (1982), Brogden, R.N., et al.: Drugs, 28, 99 (1984),<br></p>

<p>Applications N-Substituted picolinamides as drowsiness-free central muscle relaxants.<br>References Takahashi, H., et al.: Bioorg. Med. Chem. Lett., 19, 5436 (2009),<br></p>

<p>Applications Cloticasone is an intermediate in the synthesis of Fluticasone Propionate.<br>References Meltzer, E.O., et al.: J. Allergy Clin. Immunol., 86, 221 (1990), Mitchison, H.C., et al.: Gut, 32, 260 (1991), Phillipps, G.H., et al.: J. Med. Chem., 37, 3717 (1994)<br></p>

<p>Applications Phenindione is a proton pump inhibitor and traditional nonsteroidal anti-inflammatory drug used for acute interstitial nephritis and acute kidney injury.<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 Leonard, C.E., et al.: Pharmacoepidemiol. Drug. Safety., 21, 1155 (2012); Moda, T.L., et al.: Bioorg. Med. Chem. Lett., 22, 2889 (2012); Dhareshwar, S.S., et al.: J. Pharma. Sci., 99, 2711 (2010);<br></p>

<p>Stability Moisture Sensitive<br>Applications Oxyfedrine acts as a vasodilator affecting the coronary base flow.<br>References Baraka, Y. et al.: J. Drug Res., 12, 161 (1980);<br></p>

<p>Stability Acid Sensitive<br>Applications 17β-(Trimethylsiloxy)testosterone is an anabolic steriod, and a derivative compound of Testosterone (T155000), Principal hormone of the testes, produced by the interstitial cells. Major circulating androgen; converted by 5α-reductase in androgen-dependent target tissues to 5α-dehydrotestosterone which is required for normal male sexual differentiation. Also converted by aromatization to Estradiol.Testerone is a controlled substance (anabolic steroid). Androgen.<br>References McFarland, K., et al.: Science, 245, 494 (1989), Heckert, L., et al.: Mol. Endocrinol., 12, 1499 (1998), Themmen, A., et al.: Endocr. Rev. 21, 551 (2000), Kumar, R., et al.: Biol. Reprod., 65, 710 (2001),<br></p>

<p>Applications A new anti-inflammatory drug. Effect of SAS 650 (Furofenac) on malondialdehyde production by platelets.<br>References Bertoli, D., et al.: Int. J. Tissue Reactions, 2, 217 (1980),<br></p>

<p>Impurity Atorvastatin 2-Hydroxy Lactone<br>Stability Hygroscopic<br>Applications A metabolite of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Atorvastatin is the only drug in its class specfically indicated for lowering both elevated LDL-cholesterol and triglycerides in patients with hypercholesterolemia.<br></p>