Toxicology

<p>Applications Methyl 5-Methyl-3-phenyl-4-isoxazolecarboxylate-d5 is an intermediate in the synthesis of Oxacillin Sodium-d5 Salt (O758502); Isotope labelled Oxacillin Sodium Salt is a semi-synthetic antibiotic related to Penicillin. Antibacterial.<br>References Goldenthal, E.I., et al.: Toxicol. Appl. Pharmacol., 18, 185 (1971),<br></p>

<p>Applications 2-Hydroxy Carbamazepine β-D-Glucuronide is a metabolite of 2-Hydroxy Carbamazepine (H884100).<br></p>

<p>Applications A selective A2A adenosine receptor agonist in myocardial imaging.<br>References Palle, V.P., et al.: J. A. Drug Dev. Res., 50, 64 (2000), Gordi, T., et al.: J. Clin. Pharmacol., 47, 825 (2007), Zhao, G., et al.: J. Cardiovas. Pharmacol., 52, 467 (2008), Botvinick, E., et al.: J. Nuc. Med. Technol., 37, 14 (2009),<br></p>

<p>Stability Hygroscopic<br>Applications A labelled metabolite from endophytes of the medicinal plant Erythrina crista-galli.<br>References Stadler, M., et al.: Planta Med., 60, 128 (1994), Kopcke, B., et al.: Phytochemistry, 60, 709 (2002), Chu, M., et al.: J. Nat. Prod., 66, 1527 (2003), Weber, D., et al.: J. Antibiot., 57, 559 (2004),<br></p>

<p>Applications 3-(t-Butyldimethylsilyl)morphine N-Oxide is a by-product intermediate in synthesizing Morphinone N-Oxide ()M652352, a derivative of morphinone (M652350), which is a toxic metabolite of Morphine, a controlled substance.<br>References James, R., et al.: J. Pharmacol. Exp. Ther., 221, 708 (1982); Yamano, S., et al.: J. Biol. Chem., 260, 5259 (1985); Ishida, T., et al.: Drug Metab. Dispos., 17, 77 (1989); Yamano, S., et al.: Xenobiotica, 27, 645 (1997)<br></p>

<p>Applications N-Arachidonoyltaurine is a polyunsaturated lipid that inhibits the Cav3.3 current in T-type calcium channels.<br>References Cazade, M., et. al.: Mol. Phearmacol., 85, 218 (2014)<br></p>

<p>Applications 2,3,4,5,6-Pentachlorobenzeneamine is a chemical in pesticides used to protect crops from various fungus and bacterium.<br>References Gartrell, M. et al.: J. Assoc. Off. Anal. Chem., 68, 1163 (1985); Renner, G. et al.: App. Env. Microbio. 46, 765 (1983);<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’,3’,4’-Tri-O-benzoyl Propofol-d17 β-D-Glucuronide Methyl Ester is an protected metabolite of Propofol (P829750), an anesthetic used in veternary medicine.<br>References Fujiwara, R., et al.: Drug Metab. Dispos., 35, 747 (2007), Soars, M., et al.: J. Pharmacol. Toxicol. Methods, 47, 161 (2002),<br></p>

<p>Applications Thiophanate Ethyl-d10 is the isotope labelled analog of Thiophanate Ethyl; a systemic fungicide used in plant protection. Thiophanate Ethyl was shown to be effective against Botryotinia [ Sclerotinia] fuckeliana and Uncinula necator on grapevines, Mycosphaerella fragariae on strawberries, and powdery mildew of cucumber.<br>References Baicu, T., et al.: Analele Institutului de Cercetari pentru Protectia Plantelor, 8, 227 (1970)<br></p>

<p>Applications A labelled isotpe of Isopropyl 1-(1-phenylethyl)-1H-imidazole-5-carboxylate (I485580). A short-acting intravenous anaesthetic agent used for dislocated joints, tracheal intubation, cardioversion and electroconvulsive therapy.<br>References Goetz, E., et al.: Anaesthesist, 23, 331 (1974), Chang, Z. L., et al.: Anal. Profiles Drug Subs., 12, 191 (1983),<br></p>

<p>Applications Parathion-methyl is an derivative of Parathion (P192220), an organophosphate insecticide used on cotton, rice and fruit trees. 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 Sykes, M., et al.: J. Agri. Food. Chem., 61, 4205 (2013); Sipes, N.S., et al.: Chem. Res. Toxicol., 26, 878 (2013);<br></p>

<p>Applications A labelled antihypertensive. Angiotensin converting enzyme (ACE) inhibitor.<br>References Brown, N.L., et al.: Eur. J. Pharmacol., 148, 79 (1988), Kober, L., et al.: N. Engl. J. Med., 333, 1670 (1995), Malik, R.A., et al.: Lancet, 352, 1978 (1998)<br></p>

<p>Applications Flufenoxystrobin is used as a pesticide.<br>References Yang, J., et al.: Xiandai Nongyao, 14, 1 (2015), Yang, Y., et al.: Nongyao, 50, 223 (2011)<br></p>

<p>Applications Tiglylcarnitine Hydrochloride is a long-chain fatty ester of carnitine which is accumulated and released into the circulation, in fatty-acid oxidation defects. Pattern of Tiglylcarnitine Hydrochloride can be diagnostic for a number of ß-oxidation defects.<br>References Adams, S., et al.: J. Nutrition, 139, 1073 (2009); 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 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 Difluoro Atorvastatin Acetonide tert-Butyl Ester is a useful synthetic intermediate in the synthesis of Difluoro Atorvastatin (D445660); an Atorvastatin impurity.<br>References Dart, A., et al.: Am. J. Cardiol., 80, 39 (1997)<br></p>

<p>Applications Birinapant is a bivalent SMAC mimetic compound antagonist of TRAF2 associated cIAP1 and cIAP2.<br>References Benetatos, C.A., et. al.: Mol. Cancer Ther., 13, 867 (2014)<br></p>

<p>Applications (1S)-trans-Bifenthrin is an stereo isomer of B383000, which is a third generation synthetic pyrethroid. Insecticide, acaricide. Used in Pesticide detection<br>References 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 Morphine Methylsulfonate is a derivative of Morphine (M652285), which is the principle alkaloid of opium and an analgesic used to treat both acute and chronic pain.<br>References Stefano, G., et. al.: Folia Biol, 58, 49 (2012);Buchwald, M.E., et al.: J. Pharmacol. Exp. Ther., 71, 197 (1941); Muhtadi, F.J., et al.: Anal. Profiles Drug Subs., 17, 259 (1988)<br></p>

<p>Applications Protected Morphine metabolite.<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 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 Clascoterone is being developed as a topical cream by Cassiopea for androgen-​dependent skin disorders.<br>References Dhillon, S., et al.: Drugs, 80, 1745 (2020)<br></p>

<p>Applications Herbicide.<br>References Oehler, D.D., et al.: J. Agric. Food Chem., 28, 685 (1980),<br></p>

<p>Applications Khellin is a compound present in the kella or picktooth fruit, used as a muscle relaxant.<br>References Shinde, P. et al.: Indian J. Nat. Prod. Res., 5, 40 (2014); Sztiller-Sikorska, M. et al.:<br></p>

<p>Applications Bupirimate is a pyrimidine based fungicide with protective and curative activity for the control of fungal diseases by interfearing with nucleic acid synthesis.<br>References Belmonte, V. N., et al.: J. Chromatograph. A., 1264, 110 (2012); Attallah, E.R., et al.: J. Food. Agri. Envrion., 10, 755 (2012);<br></p>

<p>Applications Phosalone is a organophosphate compouund used as insecticide and acaricide. Phosalone is a weak inhibitor of acetylcholinesterase.<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 Munj, A.Y., et al.: Pestol., 36, 35 (2012); Andrascikova, M., et al.: Food. Add. Contamin. Chem. Anal. Control. Exposure. Risk. Assess., 30, 286 (2013);<br></p>

<p>Stability Light Sensitive<br>Applications Tacalcitol Monohydrate is used as a vitamin D analog used in combination with Imatinib (G407000) in the therapy of non-small cell lung cancer. It is a COVID19-related research product.<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 Schindler, T., et al.: Science, 289, 1938 (2000), Drucker, B.J., et al.: N. Engl. J. Med., 344, 1031 (2001),<br></p>

<p>Applications Antiepileptic; Anticonvulsant that also acts as a mood stabilizer for those with bipolar disorder.<br>References Chang, Z.L., et al.: Anal. Profiles Drug Subs., 8, 529 (1979), Della Paschoa, O.E., et al.: Br. J. Pharmacol., 125, 1610 (1998), Grimes, C.A., et al.: J. Neirochem., 73, 1384 (1999), Loscher, W., Prog. Neurobiol., 58, 31 (1999),<br></p>

<p>Applications 3,5-Dichloroaniline-2,4,6-d3 (CAS# 1219795-03-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications Prazosin Hydrochloride Dihydrate (Terazosin EP Impurity K) is an antihypertensive. α1-Adrenergic blocker.<br>References Jaillon, P., et al.: Clin. Pharmacokinet., 5, 365 (1980), Russell, I.J., et al.: J. Rheumatol., 12, 94 (1985), Kostek, L.J.: Anal. Profiles Drug Subs., 18, 351 (1989),<br></p>

<p>Applications Pentachloroanisole-d3 (methoxy-d3) (CAS# 1219804-52-0) is a useful isotopically labeled research compound.<br></p>

<p>Applications: (R)-Apomorphine-11-sulfate Potassium Salt-d5 is the isotope labelled analog of (R)-Apomorphine-11-sulfate Potassium Salt (A727520); a derivative of (R)-Apomorphine (A727500) which is a dopamine (D1 and D2) receptor agonist, emetic, and antiparkinsonian.<br>References Neumeyer, J.L., et al.: J. Pharm. Sci., 59, 1850 (1970); Ginos, J.Z., et al.: J. Med. Chem., 18, 1194 (1975); Muhtadi, F.J., et al.: Anal. Profiles Drug Subs., 20, 121 (1991)<br></p>

<p>Stability Hygroscopic<br>Applications Insecticidal, acaricidal, and fungicidal combinations of carboxamides and other pesticides.<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 Dugo, G., et al.: Food Chem., 16, 435 (2005), Caldas, E., et al.: Toxicology, 222, 132 (2006), Cabras, P., et al.: J. Agric. Food Chem., 45, 2244 (1997), Wilkinson, C., et al.: Regul. Toxicol. Pharmacol., 31, 30 (2000),<br></p>

<p>Applications R-(-)-Norapomorphine Hydrochloride-d5 is the isotope labelled analog of R-(-)-Norapomorphine Hydrochloride (N661030); an (R)-Apomorphine (A727500) derivative as inhibitor of amyloid-β (Aβ) fibril formation and their use in amyloidosis based disease.<br>References Howlett, D., et al.: Biochem. J., 340, 283 (1999); Kuner, P., et al.: J. Biol. Chem., 275, 1673 (2000); Ono, K., et al.: J. Neurosci. Res., 75, 742 (2004)<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 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 N-Lignoceroyl Taurine facilitate skin wound healing in mouse skin where it was observed that margins of a freshly inflicted wound decreases with increasing dosage of N-Lignoceroyl Taurine.<br>References Sasso, O., et al.: Proc. Natl. Acad. Sci. U. S. A., 113, E4397-E4406 (2016)<br></p>

<p>Applications 3-sec-Amylphenyl N-Methylcarbamate is a component of the carbamate insecticide Bufencarb (B689385).<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 Kmellar, B., et al.: Food Addit. Contam., 27, 1415 (2010); Kaufmann, A., et al.: Anal. Bioanal. Chem., 403, 1233 (2012);<br></p>

<p>Applications 5-Methyl-N-[2-(4-sulfamoylphenyl)ethyl]-1,2-oxazole-3-carboxamide is a reagent used for the synthesis of glisoxepid (G410600). Glisoxepid is used as an antidiabetic drug. Glisoxepid is a sulfonylurea derivative used in the treatment of diabetes mellitus type 2.<br>References Schulz, M., et al.: Pharmazie, 58, 447 (2003), Viswanathan, C., et al.: Pharm. Res., 24, 1962 (2007), Drees, J., et al.: Clin. Chem., 55, 126 (2009),<br></p>

<p>Applications N-(3-((2-Chlorothiazol-5-yl)methyl)-5-methyl-1,3,5-oxadiazinan-4-ylidene)benzenesulfonamide is an impurity of Thiamethoxam (T344180) which is a neonicotinoid insecticide.<br>References Oliver, J., et al.: J. Environ. Horticult., 28, 135 (2010), Ghosh, A., et al.: J. Entomol. Res., 34, 35 (2010), Chem. and Eng. News 90: 10 (2012)<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 A labelled metabolite of Cortisol.<br>References Abel, S., et al. J. Steroid Biochem. Mol. Biol., 45, 445 (1993), Yates, C., et al.: Pharm. Res., 20, 1794 (2003),<br></p>

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

<p>Applications A Naphthalimides with potent anticancer activity.<br></p>

<p>Applications Labeled Lauric Acid which may be used in combination with drug loading to reduce side effects, such as irritation with clarithromycin.<br>References Liu, X. et al.: Int. J. Pharma., 443, 318 (2013);<br></p>

<p>Applications 2-Oxo-7a-hydroxy Clopidogrel is an impurity found in clopidogrel (C587250).<br></p>

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

<p>Applications A dinitroanilie heribicide used for the control of a wide range annual grass and broadleaf weeds in crops such as groundnuts, tobacco, lettuce, turf, alfalfa, clover, watermelons and sweet melons.<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 Bradley, M.R. et al.: Exp. Horticult., 29, 35 (1977); Harvey, R.G. et al.: Weed Sci., 25, 256 (1977); Grichar, W.J. et al.: Peanut Sci., 20, 126 (1993);<br></p>

<p>Applications 2,4-Dimethylphenol is used both as a pesticide to ward of insects or other common pests from crops from crops as well as in the synthesis of anti-oxidant compounds due to the phenol moiety in the structure. This is a labelled analog.<br>References Liu, B. et al.: J. Agri. Chem., 58, 2673 (2010); Guillen, M. et al.: J. Agri. Chem., 47, 3016 (1999); Guillen, M. et al.: J. Agri. Chem., 46, 1276 (1999); Kim, S. et al.: J. Agri. Chem., 59, 4570 (2011);<br></p>

<p>Applications Protected Propofol metabolite.<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>