Toxicology

<p>Stability Hygroscopic<br>Applications Octenidine is an antiseptic (topical). Octenidine is a cationic surfactant and bis-(dihydropyridinyl)-decane derivative.<br>References Slee, A.M., et al.: Antimicrob. Agents Chemother., 23, 531 (1983), Ghannoum, M.A., et al.: J. Antimicrob. Chemother., 25, 237 (1990), Allen, M., et al.: Microbiology, 152, 989 (2006), Ojha, A., et al.: Mol. Microbiol., 66, 468 (2007),<br></p>

<p>Applications A red Cy3-based biarsenical fluorescent probe targeted to a complementary binding peptide. AsCy3 has good photostability, low pH sensitivity, high absorbance, and good quantum yield. This new probe provides a FRET partner to biarsenical dye FlAsH, making this discovery an important step toward a whole toolkit of colored probes directed to different small peptide motifs.<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 Cao, H., et al.: J. Am. Chem. Soc., 129, 8672 (2007)<br></p>

<p>Applications Daptomycin is a Cyclic lipopeptide antibiotic derived from a fermentation product of Streptomyces roseosporus; disrupts plasma membrane function in gram-positive bacteria. Antibacterial.<br>References Allen, N.E., et al.: Antimicrob. Agents Chemother., 31, 1093 (1987), Tully, F.P., et al.: Expert Opin. Invest. Drugs, 8, 1223 (1999),<br></p>

<p>Applications 3,5-Dimethyl-4-(methylthio)phenol is used as an insecticide and used the synthesis of methiocarb.<br>References Yamada, K. et al.: J. Health Sci., 57, 134 (2011); Keum, Y. et al.: Chromatograph., 52, 237 (2000);<br></p>

<p>Applications Promecarb-d3 is the isotope labelled analog of Promecarb (P756500); a carbamate pesticide.<br>References Knowles, C.O., et al.: B. Environ. Contam. Tox., 27, 529 (1981); Pacioni, N.L., et al.: Anal. Chim. Acta, 583, 63 (2007); Sanchez, F.G., et al.: Analyst, 116, 851 (1991)<br></p>

<p>Applications A labelled metabolite of Metronidazole (M338880).<br>References Haller, I., et al.: Antimicrob. Agents Chemother., 22, 165 (1982), Gibson, R., et al.: Clin. Chem., 30, 784 (1984), Kuti, J., et al.: Pharmacotherapy, 25, 935 (2005),<br></p>

<p>Applications Afatinib Dimaleate is a salt of Afatinib {BIBW 2992) (B377000), an aminocrotonylamino-substituted quinazoline derivative used for treating cancer and diseases of the respiratory tract, lungs, gastrointestinal tract, bile duct, and gallbladder. An anilino-quinazoline that irreversibly inhibits EGFR and HER2 kinase activity.<br>References D, Li. et al.: Oncogene., 27, 4702 (2008); Wang, X. et al.: Cancer Res., 74, 4431 (2014);<br></p>

<p>Stability Hygroscopic<br>Applications A labelled metabolite of Bisphenol A.<br>References Zalko, D., et al.: Drug Metab. Dispos., 26, 28 (1998), Matthews, J., et al.: Chem. Res. Toxico., 14, 149 (2001), Kinjo, J., et al.: Biol. Pharm. Bull., 27, 185 (2004), Murata, M., et al.: Biochemistry, 43, 2569 (2004),<br></p>

<p>Applications Cyantraniliprole is used as an insecticide and/or acaricide. Also useful in cannabis testing kits as a component of pesticide mixes (P698240).<br>References Abbott, W., et al.: J. Econ. Entomol., 18, 265 (1925), Ali, A., et al.: Environ. Entomol., 19, 1066 (1990),<br></p>

<p>Applications A coumarin (C755380) derivative classified as an anticoagulant.<br>References Neau, J. et al.: Cereb. Dis., 11, 195 (2001); Boschetti, E. et al.: Chim. Ther., 7, 20 (1972);<br></p>

<p>Applications Lidocaine-d6 Hydrochloride is the labeled analogue of Lidocaine Hydrochloride, a local anesthetic; antiarrhythmic (class IB). Long-acting, membrane stabilizing agent against ventricular arrhythmia. Originally developed as a local anesthetic.<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 Duce, R., et al.: J. Pharmacol. Exp. Ther., 179, 580 (1971), Kronberg, G.H., et al.: J. Med. Chem., 16, 739 (1973), Groningsson, K., et al.: Anal. Profiles Drug Subs., 14, 207 (1985), Davies, P.S., et al.: Drugs, 64, 937 (2004),<br></p>

<p>Stability Unstable in Solution<br>Applications Mesosulfuron-methyl can be used in biological study of targeted screening and safety evaluation of 276 agrochemical residues in raisins using buffered ethyl acetate extraction and liquid chromatography-​tandem mass spectrometry analysis.<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 Shabeer, T. P. A., et al.: Chemosphere, 184, 1036 (2017)<br></p>

<p>Applications 2-Chlorobenzonitrile is an activated aryl chloride that is commonly used in reactions that involve the Palladium-catalyzed direct arylation of heteroaromatics (e.g. 3-aminopicolinic acid [A627800]). 2-Chlorobenzonitrile and its substituted derivatives (e.g. 2,3-dichloro-6-nitrobenzonitrile [2112-22-3]) also have potential anti-inflammatory properties.<br>References Andreu, M., et al.: Chem. Commun., 24, 2475 (2000); Hellman, W., et al.: J. Med. Chem., 21, 906 (1978); Roy, D., et al.: ACS Catal., 2, 1033 (2012);<br></p>

<p>Stability Hygroscopic<br>Applications Iso Cyclosporin H is an impurity of Cyclosporin H (C988920).<br>References Borel, J., et al.: Pharmacol. Rev., 41, 259 (1990); Brooks, C., et al.: Clin. Chem., 39, 457 (1993); Lee, Y., et al.: J. Pharm. Biomed. Anal., 22, 183 (2000);<br></p>

<p>Applications Cefotaxime Bromoacetyl Analogue is an impurity of Cefotaxime (C242950), a broad spectrum third generation cephalosporin antibiotic<br>References Wise, R., et al.: Antimicrob. Agents Chemother., 14, 807 (1978), Muhtadi, F.J., et al.: Anal. Profiles Drug Subs., 11, 139 (1982),<br></p>

<p>Applications Heterocyclic inhibitor of the RNA-dependent RNA polymerase enzyme transcribed by the Hepatitis C virus.<br>References Mashino, T., et al.: Bioorg. Med. Chem. Lett., 15, 1107 (2005), Liu, Y., et al.: Biochem., 45, 11312 (2006), Tedesco, R., et al.: J. Med. Chem., 49, 971 (2006),<br></p>

<p>Applications N,N-Dimethylnicotinamide-2-sulfonamide (cas# 112006-75-4) is a compound useful in organic synthesis.<br></p>

<p>Stability Hygroscopic<br>Applications Digallic Acid is an intermolecular ester of Gallic acid (G188900), a phenolic acid with antioxidant activity. Gallic acid was found to protect human cells against oxidative damage and showed cytotoxicity against cancer cells. Gallic Acid and its esters also show antiviral and antifungal activities.<br>References Yen, G. et al.: Food Chem., 79, 307 (2002); Chen, C. et al.: Mol. Nutrit. Food Res., 51, 962 (2007); Kratz, J. et al.: Mem. Inst. Oswaldo Cruz, 103, 437 (2008); Osborne, L. et al.: Infect. Immun., 33, 769 (1981)<br></p>

<p>Applications Labelled Clomiphene. Synthetic estrogen agonist-antagonist. Gonad-stimulating principle.<br>References Palopoli, F.P., J. Med. Chem., 10, 84 (1967), Ernst., et al.: J. Pharm. Sci., 65, 148 (1976), Baustian, C.L., et al.: Pharm. Biomed. Anal., 4, 237 (1986),<br></p>

<p>Stability Very Hygroscopic<br>Applications A benzoquidine diimine derivative useful as animal growth substance.<br>References Clark, R., et al.: J. Agric. Food Chem., 44, 3643 (1996), Sadowski, J., et al.: J. Med. Chem., 41, 332 (1998), Estrada, E., et al.: J. Med. Chem., 43, 1975 (2000),<br></p>

<p>Applications Labelled Cephapirin (C261500). An antimicrobial agent.<br>References Tan, J.S., et al.: Antimicrob. Agents Chemother., 15, 510 (1979),<br></p>

<p>Applications Copper Acetoarsenite has been used as a rodenticide and insecticide, and also as a pigment, despite its toxicity. It is also used as a blue colorant for fireworks.<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.: Toxicol. Appl. Pharm., 2, 88 (1960); Jameson, F.: Paint Manu., 13, 6 (1943)<br></p>

<p>Stability Light Sensitive<br>Applications A labelled metabolite of Dapsone.<br>References Preuss, C.V., et al.: Biochem. Pharmacol., 51, 1661 (1996),<br></p>

<p>Applications Adamantane-d16 is used in the fast catalytic hydroxylation of hydrocarbons with ruthenium porphyrins. Unlabeled adamantane derivatives have been used to treat influenza, as well as serve as NMDA receptor channel blockers for a wide range of pharmaceutical application.<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 Wang, C. et al.: Inorg. Chem. 45, 4769 (2012); Thomas. A. et al.: J. Neurosci., 25, 3312 (2005); Deyde, V. et al.: Exp. Rev. Mol. Diag., 9, 493 (2009);<br></p>

<p>Applications Isoprocarb is a non-systematic carbamate insecticide. Isoprocarb functions by reversibly inactivating the enzyme acetylcholinesterase in insects.<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 Voss, G.: Anzeig. Schaedling., 40, 73 (1967); Metcalf, R.L. et al.: J. Agric. Food Chem., 15, 1022 (1967); Nishioka, T. et al.: Pest. Biochem. Physiol., 6, 320 (1976);<br></p>

<p>Applications Mieshuan is a pesticide. It is effective against house and wild rodents, including rats and mice.<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 Teng, T., et al.: Zhonghua Yufang Yixue Zazhi, 13, 220 (1979); Deng, Z.: Chinese J. Preventive Medicine, 13, 220 (1979)<br></p>

<p>Applications An agricultural fungicide. Kresoxim-methyl is also useful in cannabis testing kits as a component of pesticide mixes (P698235).<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 Gold, R.E. et al.: Pestic. Sci., 43, 250 (1995); Creemers, P. et al.: Meded. Fac. Landbouwwet. Univ. Gent, 61, 431 (1996); Gold, R.E. et al: Mod. Fungic. Antifungal Compd., 11, 79 (1996);<br></p>

<p>Applications Ethynyl Estradiol-13C2 is isotope labelled version of Ethynyl Estradiol (E685100) which can be used in biological and analytical studies of simultaneous determination of UV-​filters and estrogens in aquatic invertebrates by modified Quick, Easy, Cheap, Effective, Rugged, and Safe extraction and liquid chromatography tandem mass spectrometry.<br>References 1. Koetsawang, S. et al.: Contraception. 1982 March:25(3) p231-2412. Cuttler, L. et al.: J. Endocrinol. Metab. 1985 Jun;60(6):1087-92.<br></p>

<p>Applications Growth hormone-release inhibiting factor; treatment of severe, acute hemorrhage of gastroduodenal ulcers; experimental antidiabetic.<br>References Brazeau, P., et al.: Science, 179, 77 (1973), Siler, T.M., et al.: J. Clin. Endocrinol. Metab., 37, 632 (1973), Pradayrol, L., et al.: Biochem. Biophys. Res. Commun., 85, 701 (1978), Mandarino, L., et al.: Nature, 291, 76 (1981),<br></p>

<p>Applications Des-[(E)-Methyl-3-methyoxyacrylate] Picoxystrobin is an impurity of Picoxystrobin(P437600). Picoxystrobin is a methoxyacrylate strobilurin fungicide designed for the control of wide range of cereal diseases.<br>References Walorczyk, S., et al.: J. Chromatograph. A., 1251, 219 (2012); Roszko, M., et al.: J. Am. OIl. Chemist. Soc., 89, 389 (2012);<br></p>

<p>Applications A deuterated tyrosine kinase inhibitor. Highly specific for BCR-ABL, the enzyme associated with chronic myelogenous leukemia (CML) and certain forms of acute lymphoblastic leukemia (ALL). It is a COVID19-related research product.<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 Chlorphenesin-D5 is an isotopic labeled form of Chlorphenesin (C424250). Chlorphenesin is an antigen-associated immunosuppressant that inhibits IgE-mediated histamine release. Chlorphenesin is also used as an antimycotic agent.<br>References Whang, H.Y. et al.: Infect. Immun., 2, 60 (1970); Lichtenstein, L.M. et al.: J. Immunol., 103, 866 (1969); Thoma, K. et al.: Pharmazie, 52, 362 (1997);<br></p>

<p>Applications Triclabendazole Sulfoxide-D3 is a stable isotopically labelled metabolite of Triclabendazole (T774175), an anthelmintic.<br>References Wolff, K., et al.: Vet. Parasitol., 13, 145 (1983)<br></p>

<p>Impurity Azithromycin EP Impurity G<br>Applications 3’-N-Desmethyl-3’-N-tosyl Azithromycin (Azithromycin EP Impurity G) is an Azithromycin (A927000) impurity.<br>References Kirst, H., et al.: Antimicrob. Agents Chemother., 33, 1419 (1989), Gandhi, R., et al.: J. Pharm. Biomed. Anal., 23, 1073 (2000),<br></p>

<p>Impurity Oxifloxacin EP Impurity F<br>Applications Levofloxacin N-oxide is an impurity of Ofloxacin (O245750), which is a fluorinated quinolone antibacterial.<br>References Horstkotter, C., et al.: J. Chromatography Biomed. Sci. Appli., 754, 169 (2001); Monk, J.P., et al.: Drugs, 33, 346 (1987), Drlica, K., Curr. Opin. Microbiol. 2, 504 (1990)<br></p>

<p>Impurity Clindamycin Phosphate EP Impurity F<br>Applications Lincomycin 2-Phosphate (Clindamycin Phosphate EP Impurity F) is the derivative of Lincomycin (L466200), a lincosamide antibiotic that forms cross-links within the peptidyl transferase loop region of the 23S rRNA. Inhibits bacterial protein synthesis. Antibacterial.<br>References Mason, D.J., et al.: Antimicrob. Agents Chemother., 555 (1962), Gray, et al.: Toxicol. Appl. Pharmacol., 6, 476 (1964), Muti, H.Y., et al.: Anal. Profiles Drug Subs. Excip., 23, 269 (1994),<br></p>

<p>Applications 4-Hydroxy Coumarin is a plant derived antioxidant, protecting against lipid peroxidation, as well as a potential inhibitor of HIV-1 Integrase.<br>References Foti, M. et al.: J. Agric. F., 44, 497 (1996); J. Med. Chem., 40, 242 (1997);<br></p>

<p>Stability Light Sensitive<br>Applications A novel pharmaceutical compound based on PDE IV inhibitors; used in the treatment of respiratory complaints.<br>References Gomez, et al.: Br. J. Anaesth., 74, 549 (1995),<br></p>

<p>Applications Labelled Tinidazole. Antiprotozoal (Trichomonas, Giardia); antiamebic; antibacterial.<br>References Miller, M.W., et al.: J. Med. Chem., 13, 849 (1970), Oderdea, G., et al.: Gut, 33, 1328 (1992),<br></p>