Toxicology

Applications 5-Hydroxytryptophol Sulfate is a metabolite of serotonin (S274980), a monoamine neurotransmitter.
References Kuraishi, Y., et al.: Biol. Pharm. Bull., 31, 2143 (2008); Morera, E., et al.: Bioorg. Med. Chem. Lett., 19, 6806 (2009); Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010);

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).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
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);

Stability Hygroscopic
Applications Dinaciclib is a potent and selective inhibitor of cyclin-dependent kinases which is undergoing development as oncology therapeutics.
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);

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.
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);

Stability Moisture Sensitive
Applications cis-Crotoxyphos is an insecticide.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Potter, J.C., Burton, W.B.: J. Agr. Food Chem., 12, 439 (1964)

Stability Hygroscopic, Temperature Sensitive
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.
References Ando, M., et al.: Agric. Biol. Chem., 39, 803 (1975);

Applications Use as muscle relaxant (skeletal).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Cotton, M.L., et al.: Anal. Profiles Drug Subs., 17, 41 (1988),

Applications Sodium salt of Flurbiprofen (F598700) an anti-inflammatory used as an analgesic.
References Chalmers, et al.: Ann. Rheum. Dis., 31, 319 (1972), Nishizawa, et al.: Thromb. Res., 3, 577 (1973)

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.
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)

Applications Carcinogenic compound commonly found in hair dyes and henna ink, also a commonly used synthetic intermediate
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Mulyono; T., et al.: J. Biosci. Bioeng., 103, 147 (2007), Mosley-Foreman, C., et al.: Food Chem. Toxicol., 46, 3780 (2008), Patel, A.K., et al.: J. Agric. Food Chem., 56, 9236 (2008), Akyuz, M., et al.: J. Pharm. Biomed. Anal., 47, 68 (2008),

Applications A substituted benzamide derivative structurally related to STI-571 (Imatinib Mesylate). It was identified as highly potent Bcr-Abl kinase inhibitor. It is a COVID19-related research product.
References Li, Q., et al.: J. Med. Chem., 39, 3070 (1996), Ptasznik, A., et al.: Nat. Med., 10, 1187 (2004), Tetsuo, A., et al.: Bioorg. Med. Chem. Lett., 16, 1421 (2006),

Stability No Data Availableg
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.
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)

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).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Gaines, T.B., et al.: Toxicol. Appl. Pharmacol., 14, 515 (1969),

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
References Zhao, Meirong., Environmental Science & 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),

Applications N-Hydroxy Vortioxetine O-β-D-Glucuronide Sodium Salt, is a metabolite of Vortioxetine (V766000, HBr); a multimodal serotonergic agent which inhibits 5-HT1A, 5-HT1B, 5-HT3A, 5-HT7 receptor and SERT.
References Bang-Andersen, B., et al.: J. Med. Chem., 54, 3206 (2011); Mørk, A., et al.: J. Pharmacol. Exp. Ther., 340, 666 (2012); Mørk, A., et al.: Pharmacol. Biochem. Behav. 105C, 41 (2013); Uldam, H.K., et al.: Drug Metab. Dispos., 39, 2264 (2011)

Applications Dihydrotestosterone 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.
References You, Y., et al.: J. Chromato., 1218, 3982 (2011); Guan, F., et al.: Mass Spectrom., 45, 1270 (2010)

Stability very hygroscopic
Applications Labelled Ivabradine (I940500). Selective bradycardic agent with direct effect on the pacemaker If current of the sinoatrial node. Antianginal.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Thollon,C., et al.: Br. J. Pharmacol., 112, 37 (1994), Ragueneau, I., et al.: Clin. Pharmacol. Ther., 64, 192 (1998), Borer, J.S., et al.: Circulation, 107, 817 (2003), DiFrancesco, D., et al.: Drugs, 64, 1757 (2004),

Applications 2-(4-chlorophenyl)-3-methylbutanoic acid (cas# 2012-74-0) is a useful research chemical.

Applications 3’-Dechloro-4’-chloro Bupropion is an impurity of Bupropion (B689625), a arylaminoketone based monoamine reuptake inhibitor.
References Soroko, F., et al.: J. Pharm. Pharmacol., 29, 769 (1977); Tucker, W.E., J. Clin. Psychiatry, 44, 60 (1983); Hsyu, P-H., et al.: J. Clin. Pharmacol., 37, 737 (1997); West, R., et al.: Expert Opin. Pharmacother., 4, 533 (2003);

Applications Plumbagin-d3 is labelled Plumbagin (P627000) which induces apoptosis in cancer cells. It also inhibits NADPH oxidase 4 in a time- and dose-dependent manner.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Klotz, L., et al.: Molecules, 19 14902 (2014); Gupta, S., et al.: Cancer Metastasis Rev., 29, 405 (2010); Schramm, A., et al.: Vascul. Pharmacol., 56, 216 (2012)

Applications Isotope labelled cis-5-Dodecenoyl Carnitine Inner Salt is an L-carnitine metobolite which are often used to diagnose specific inherited metabolic diseases especially glucose related ones.
References Yang, S. et l.: J. Chrom. B., Anal. Tech. Biomed. Life Sci., 857, 251 (2007);

Applications Propionyl-L-carnitine (CAS# 20064-19-1) is a useful research chemical compound.

Applications Diphenyl Sulfide is an aromatic organosulfur compound. Diphenyl Sulfide is metabolite of the fungicide Edifenphos as well as a potential impurity of Fenticonazole Nitrate (F279250).
References Ueyama, I. et al.: Agric. Biol. Chem., 42, 885 (1978); Tajana, A. Arzneim.-Forsch., 31, 2127 (1981);

Applications 7-Chlorokynurenic acid is an NMDA receptor antagonist and inhibitor of EAAT.

Applications 3,4-Dichloroaniline-d2 (cas# 1219803-22-1) is a compound useful in organic synthesis.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications Inhibitor of Dopamine biosynthesis.
References Jones, D., et al.: Drug Metab. Disposition, 35, 1466 (2007), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010),

Applications Oxymorphone-13Cd3 is the labelled analogue of Oxymorphone (Cat. O876800). This opiate can be used as a analgesic.
References Gimbel, J., et al.: Anesth. Analg., 99, 1472 (2004)

Applications Triforin is an amide fungicide.

Applications Malathion-d7 (dimethyl-d6; 3-d1) (CAS# 352438-94-9) is a useful isotopically labeled research compound.

Applications Triasulfuron
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications 3,5,6-Trichloro-8-quinolinecarboxylic Acid is an impurity of Quinclorac (Q670300), which is a disubstituted quinolinecarboxylic acid that is part of a new class of highly selective auxin herbicides. Quinclorac is used in rice to control dicotyledonous and monocotyledonous weeds, particularly barnyardgrass (Echinochloa crus-galli). Quinclorac is also used for weed control in turfgrasses.
References Haden, E. et al.: Proc. Br. Corp. Prot. Conf. Weeds, 1, 77 (1985); Chism, W.J. et al.: Weed Sci., 39, 62 (1991); Grossmann, K. et al.: Weed Sci., 46, 707 (1998);

Applications Fluoxetine (F597100) derivative. A stereoselective inhibitor of serotonin re-uptake and phosphodiesterase. Potential antidepressants
References Cashman, J. et al.: Bioorgan Med. Chem. 17, 337 (2009)

Applications An antitussive. Controlled substance (opium derivative).
References Kabayashi, S., et al.: Arzneim.-Forsch., 20, 43 (1970), Yanagita, T., et al.: Bull. Narc., 29, 33 (1977),

Applications 7-Methyltryptophol is a metabolite of Tryptophan (T947200), an essential amino acid.
References Liu, F., et al.: Bioorg. Med. Chem., 18, 4167 (2010), Kumar, R., et al.: Eur. J. Med. Chem., 45, 2265 (2010), Cai, W., et al.: Bioorg. Med. Chem., 18, 1899 (2010),

Applications p-Chloro-N,N-diethylaniline-d10 is derived from 4-Chlorophenylamine (C421894), which is an organic chemical reagent and precursor in the synthesis of various drugs and dyestuffs. It is a building block and degradation product of Chlorhexidine (C335045), an antiseptic as well as azo dyes and pigments in printing and textiles.
References Leucea, D. et al.: Ind. Text., 61, 304 (2010); Below, H. et al.: Microchim. Acta 146, 129 (2004);

Applications 8-Hydroxy Efavirenz is a metabolite of Efavirenz (E425000), a nonnucleoside HIV-1 reverse transcriptase inhibitor.
References Gorski, J., et al.: Biochem. Pharmacol., 47, 1643 (1994), Desta, Z., et al.: J. Pharmacol. Exp. Ther., 285, 428 (1998), Langmann, P., et al.: Eur. J. Med. Res., 7, 309(2002), Chang, T., et al.: Drug Metab. Dispos., 31, 7 (2003),

Applications Clindamycin 3-Palmitate Hydrochloride, is an impurity in the synthesis of Clindamycin Palmitate Hydrochloride (C580035), a semi-synthetic antibiotic with high bioavailability. Clindamycin Palmitate is an antibacterial.
References Bharathi, Ch. et al.: J. Pharm. Biomed. Anal., 48, 1211 (2008); Platzer, D., et al.: J. Pharm. Biomed. Anal., 41, 84 (2006);

Impurity Lopinavir EP Impurity K
Applications Lopinavir D-Valine Diastereomer (Lopinavir EP Impurity K) is a metabolite of Lopinavir (L469480); a selective HIV protease inhibitor and antiviral. It is a COVID19-related research product.
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)

Applications Testosterone (T155000) derivative. Inhibits estrogen biosynthesis. A steroid ligand for the cytosol androgen receptor (AR) of rat prostate.
References Ojasoo, T. et al.; J. Steroid Biochem. 27, 255 (1987); Schwarzel, W. et al.; Endrocrinology 92, 866 (1973);

Applications Lombazole-d9 is deuterium labelled form of Lombazole (L470205), which is imidazole based antimicrobial agent with some antifungal activity.
References Barug, D., De Groot, K.: Antimicrob. Agents Chemother., 28, 643 (1985); Barug, D., et al.: Antimicrob. Agents Chemother., 30, 238 (1986);