Heterociclos con nitrógeno (N)

<p>2,5-Diketopiperazine is a trifluoroacetic acid derivative that has been shown to inhibit the growth of prostate cancer cells. The molecular docking analysis revealed that 2,5-Diketopiperazine binds to epidermal growth factor (EGF) and intermolecular hydrogen bonding may be involved in its interaction with EGF. 2,5-Diketopiperazine also inhibits the activity of fatty acid synthase by binding to the acyl carrier protein and blocking the formation of malonyl coenzyme A. This compound can be found in plants and some marine invertebrates as well as in etoac extract. It has been shown to have anti-inflammatory properties due to its ability to inhibit cyclic peptide production from arachidonic acid.</p>

<p>5-Methoxy-2-methylindole is an organic solvent that has been shown to have a wide range of bioactive properties. It is used in the production of acetylcholine, which is an important neurotransmitter. 5-Methoxy-2-methylindole also reacts with chloride ions, which may be an important factor when considering the life cycles and bioactive substances of this molecule. The reaction yield depends on the pH of the solution. 5-Methoxy-2-methylindole can undergo chlorination reactions to form polychlorinated derivatives, which are used as petrochemicals. This molecule also has retinoid properties and can act as a proton donor or acceptor depending on whether it is protonated or deprotonated.</p>

<p>6-Chloro-2-cyano-3-nitropyridine is a modified pyridine derivative that has been shown to be an antagonist of the adenosine receptors. 6-Chloro-2-cyano-3-nitropyridine blocks the binding of adenosine to A1 and A2A receptors, which leads to increased levels of cyclic AMP in cells. This compound can be used as an antiviral agent or as a component in the development of a new generation of drugs for the treatment of malaria. 6-Chloro-2-cyano-3-nitropyridine has also been shown to be active against HIV, inhibiting its replication and preventing viral assembly. The drug’s mechanism of action is not yet fully understood, but it may involve interference with viral replication by binding to sulfinyl groups on proteins required for virus assembly.</p>

<p>5-Bromo-6-chloropyrazin-2-amine is a high quality, versatile building block for the synthesis of a variety of chemical compounds. It is also a reagent used in organic chemistry for the conversion of alcohols to alkyl chlorides and bromides. It can be used as an intermediate for the preparation of various complex compounds with potential use as pharmaceuticals or fine chemicals. This compound has been shown to have potential as a useful scaffold for the development of novel drugs which could be used to treat bacterial infections such as tuberculosis. 5-Bromo-6-chloropyrazin-2-amine has also been shown to be an excellent starting material for the synthesis of research chemicals and speciality chemicals.</p>

<p>6-Methyl-2,2':6',2''-terpyridine is a versatile building block that can be used in the synthesis of complex compounds. It is a fine chemical and is sold for research purposes only. 6-Methyl-2,2':6',2''-terpyridine has been used as a reagent or speciality chemical in the manufacture of pharmaceuticals, agrochemicals, and other organic compounds. This compound also has potential use as an intermediate in the synthesis of other useful compounds or scaffolds.</p>

<p>3,3-Dibromopiperidin-2-one is a synthetic reaction product that is used to synthesize diisobutylaluminum. This compound can be found in the sources methylester chloride, pentachloride, thionyl, phosphorus pentachloride, coniferyl alcohol and ferulic acid. It is also an alkaloid compound that has been reported as a palladium catalyst for coupling reactions. 3,3-Dibromopiperidin-2-one is used to synthesize diisobutylaluminum. This compound can be found in the sources methylester chloride, pentachloride, thionyl, phosphorus pentachloride, coniferyl alcohol and ferulic acid. It is also an alkaloid compound that has been reported as a palladium catalyst for coupling reactions.</p>

(5α)-17-(3-Pyridinyl)androst-16-en-3-one is a natural metabolite of testosterone that is produced in the liver. It has been identified as an impurity in API, which can be found in drugs used for the treatment of high blood pressure and prostate cancer. (5α)-17-(3-Pyridinyl)androst-16-en-3-one is not active as a drug itself, but it can be used as a standard to study the metabolism of testosterone and other steroids.

<p>4-(Piperazin-1-yl)benzoic acid hydrochloride is a chemical intermediate that is used in the synthesis of pharmaceuticals. It has been shown to be a useful scaffold, and can be used as a reaction component and building block in the synthesis of complex compounds. 4-(Piperazin-1-yl)benzoic acid hydrochloride is also versatile, as it has been shown to be an intermediate for the synthesis of fine chemicals.</p>

<p>4-Chloropyrimidine is a nucleophilic compound that is synthesized by the reaction of acetone with hydrogen chloride. The proton NMR spectrum of 4-chloropyrimidine has been determined and it has been shown to be active against herpes simplex virus in clinical studies. The synthesis of this compound is accomplished using a flow system. It can be prepared from trifluoroacetic acid and carbon disulphide or from sodium hydroxide and amines. The structure of 4-chloropyrimidine was determined by X-ray crystallography. It reacts with organic compounds to form new compounds, such as fluorine, which are often toxic to humans or animals.</p>

<p>7-Azaindole is a chemical compound that can be used as a building block in organic synthesis. It can be used as a reactant in the preparation of other chemicals, such as dyes, rubber accelerators, and pharmaceuticals. 7-Azaindole is also useful as an intermediate in the production of polymers, such as polyurethanes and polyesters. This chemical is soluble in water and alcohols, but insoluble in ethers and chloroform. 7-Azaindole has been classified by the International Agency for Research on Cancer (IARC) as Group 3: Not Classifiable as to its Carcinogenicity to Humans.</p>

<p>Pyridin-2-sulfonyl chloride is a kinase receptor inhibitor that binds to and inhibits the activity of certain protein kinases. It is used in the treatment of cardiovascular disorders and can be administered intravenously or orally. Pyridin-2-sulfonyl chloride has been shown to inhibit tumor necrosis factor-α (TNF-α) production in vivo, which may be due to its ability to inhibit the release of proinflammatory cytokines from macrophages. This drug also has pharmacokinetic properties that are similar to those of other sulfonamides, with an elimination half life of about 2 hours. Pyridin-2-sulfonyl chloride is not reactive with amines, which makes it a useful reagent for organic synthesis.</p>

<p>Please enquire for more information about 3-((4-Benzylpiperazinyl)carbonyl)pyridine-2-carboxylic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about 7-Bromo-5-fluoro-1H-indole-3-carboxylic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>5-Ethylindole-2-carboxylic acid is an organic compound that is a decarboxylation product of indole. It can be obtained by catalytic dehydrogenation of ethyl ester or 5-ethylindole-2-carboxylic acid. It has been shown to inhibit the growth of bacteria and fungi, as well as to have anti-inflammatory properties.</p>

<p>2-(Pyridin-2-ylthio)ethyl]amine dihydrochloride is a chemical compound that has been used as a research reagent. It reacts with other compounds to produce new substances, and it can be used as a building block for more complex compounds. 2-(Pyridin-2-ylthio)ethyl]amine dihydrochloride is soluble in water and organic solvents such as acetone and ethanol, making it useful for reactions that require both types of solvents. This product also has CAS No. 40379-31-5, which means it is listed on the Chemical Abstracts Service registry. 2-(Pyridin-2-ylthio)ethyl]amine dihydrochloride has an interesting chemical structure that makes it a versatile building block or intermediate for many different reactions.</p>

2,6-Dichloropyrimidine-4-carboxylic acid is a pyrimidine that can be used as a starting material for the synthesis of other compounds. It is an intermediate in the manufacture of anilines and pyrimidines. 2,6-Dichloropyrimidine-4-carboxylic acid is also used in the production of dyes and agrochemicals.

<p>2,6-Dichloro-4-(2,4,6-triphenyl-1-pyridinio)phenolate is a protonated form of the anion of 2,6-dichloro-4-(2,4,6-triphenyl-1-pyridinio)phenolate. It has hydrophobic properties and a low solubility in water. The solution temperature is close to 0°C. It can be analyzed by regression and chloride or physicochemical methods. This compound has a polarizability that is similar to that of nitrogen atoms and hydrogen bonds with chloride ions.</p>

<p>4-[3-(Methylsulfonyl)phenyl]-1-propylpiperidine is a low-potency, selective inhibitor of cytochrome P450 (CYP). It has been shown to inhibit p450 activity in rat and human liver microsomes. 4-[3-(Methylsulfonyl)phenyl]-1-propylpiperidine is also a neuroprotectant that restores mitochondrial function and protects against the degenerative effects of dopamine. This drug decreases locomotor activity in rats and has been used as an anthelmintic drug. 4-[3-(Methylsulfonyl)phenyl]-1-propylpiperidine is metabolized by CYP enzymes and may have other pharmacological activities due to its ability to inhibit CYPs.</p>

<p>2-Amino-3-chloropyrazine is an active analogue of pyrazinamide, which is a potent antimycobacterial drug. It has been shown to have bacteriostatic activity against Mycobacterium tuberculosis in vitro and in vivo. 2-Amino-3-chloropyrazine has been shown to inhibit mitochondrial membrane potential, which may be due to its ability to inhibit hepg2 cell growth by decreasing intracellular ATP levels. It also inhibits the synthesis of bacterial DNA and protein, thereby inhibiting bacterial growth. 2-Amino-3-chloropyrazine has also been shown to have antitumor properties against mouse tumor cells. The pharmacokinetic properties of this drug are not well understood yet, but it has been shown that it can be detected in serum after administration</p>

<p>Please enquire for more information about Methyl 3-amino-6-methylthieno[2,3-b]pyridine-2-carboxylate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

1-Boc-4-bromomethylpiperidine is a versatile building block for the synthesis of complex compounds with diverse biological activity. It is an excellent reagent for the synthesis of 1,2,3-triazoles, which are useful scaffolds in the synthesis of high quality pharmaceuticals. This compound can be used as a reaction component and as a useful intermediate in various chemical reactions.

<p>Piperonal oxime is a chemical compound that is used in the synthesis of the fragrance piperonal. It can be produced by the reaction of sodium carbonate and piperonal with an aldehyde such as n-propyl chloride. Piperonal oxime can also be produced by refluxing piperonal in water with sodium carbonate, followed by acidification and polymerization. Piperonal oxime is insoluble in water and has a melting point range between 118-121 °C. The compound has been shown to catalyze the oxidation of benzaldehyde to benzoic acid and o-xylene to ortho-xylene, which are useful for the production of polymers such as nylon 6.</p>

<p>Purine analog; fluorescent probe; kinase inhibitor; mutagenic</p>

<p>Applications 2-Oxo-N-(pyridin-4-yl)butanamide is an intermediate in synthesizing 2-Hydroxy-N-(pyridin-4-yl)butanamide (H953495). It is a is a useful synthetic intermediate.<br></p>

<p>Applications 2-Butyl-d3-4-chloro-5-benzyloxymethyl-1H-imidazole (cas# 1189919-69-4) is a compound useful in organic synthesis.<br></p>

<p>Applications An intermediate in the preparation of labelled Pipradrol Hydrochloride<br></p>

<p>Applications 6-Chloro-2-(4-chlorophenyl)imidazo[1,2-a]pyridine (cas# 88964-99-2) is a compound useful in organic synthesis.<br></p>

<p>Applications Used in ointments for treatment of psoriasis.<br>References Wetterau, J., et al.: Biochim. Biophys Acta, 1345, 136 (1997), Sorbera, L., et al.: Drugs Future, 25, 1138 (2000), Robl, J., et al.: J. Med. Chem., 44, 851 (2001), Theuns, J., et al.: Neurolog. Aging, 25, S85 (2004),<br></p>

<p>Applications Methyl 3-(Imidazol-4-yl) Propionate (cas# 31434-93-2) is a compound useful in organic synthesis.<br></p>

<p>Applications Reactant in the preparation of CB1 cannabinoid receptor agonists and brain imaging agents.<br>References Deng, H. et al; J. Med. Chem. 48, 6386 (2005)<br></p>

<p>Applications Used in the preparation of piperazine-1-carboxamide derivatives as fatty acid amide hydrolase (FAAH) inhibitors.<br>References Glorius, F., et al.: Org. Biomol. Chem., 3, 4171 (2005),<br></p>

<p>Applications An intermediate for the synthesis of labelled thiazolidinedione anti-diabetic drugs<br>References Cantello, B., et al.: Bioorg. Med. Chem. Lett., 4, 1181 (1994),<br></p>

<p>Stability Stable<br>Applications 2,4,5-Triamino-6-pyrimidinol-13C2,15N is an intermediate in the synthesis of labelled Guanine (G836000). Guanine is on one of the five nucleobases incorporated into biological nucleic acids. Guanine, along with adenine and cytosine, is present in both DNA and RNA, whereas thymine is usually seen only in DNA, and uracil only in RNA.<br>References Geslain, R., et al.: J. Biol. Chem., 284, 27760 (2009); Manini, P., et al.: Toxicol. Lett., 190, 41 (2009); Gong, B., et al.: Biochem., 48, 11961 (2009); Sugimoto, M., et al.: J. Agric. Food Chem., 58, 374 (2010)<br></p>

<p>Applications 4-[2-(1-Piperidinyl)ethoxy]-benzenemethanol is an intermediate in the synthesis of Pipendoxifene (P479850), a 2-Ph indole selective estrogen receptor modulator (SERM) that exhibits an excellent preclin. pharmacol. profile and was selected for further development as a treatment for metastatic breast cancer.<br>References Cotreau, M., et al.: J. Clin. Pharm., 42, 157 (2002); Greenberger, L., et al.: Clin. Cancer Res., 7, 3166 (2001)<br></p>

<p>Applications 2-AMINO-4,6-DICHLOROPYRIMIDINE (cas# 56-05-3) is a useful research chemical.<br></p>

<p>Applications 3-Bromopyridine-d4 is the isotope labelled analog of 3-Bromopyridine (B686740). Pyridine as novel substrate for regioselective oxygenation with aromatic peroxygenase from Agrocybe aegerita.<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 Colby, J., et al.: Biochem. J., 165, 395 (1977), Damani, L., et al.: Xenobiotica, 12, 527 (1982), Balzarini, J., et al.: J. Antimicrob. Chemother., 55, 135 (2005),<br></p>

<p>Applications 2,2,5,5-Tetramethyl-3-amino-pyrrolidine-1-oxyl Free Radical is a highly reactive spin-label compound.<br></p>

<p>Applications 2-(Tetrazol-1-yl)acetic Acid-13C2,15N is a reactant used in the preparation of labelled β-lactam antibiotics.<br>References Nys, P. et al.: App. Biochem. Biotech., 88, 221 (2000); Won, J. et al.: App. Biochem. Biotech., 69, 1 (1998); Kostadinov, M. et al.: App. Biochem. Biotech., 33, 177 (1992)<br></p>

<p>Applications 1-(2,3-Dichlorophenyl)piperazine 1-Oxide is an intermediate in the synthesis of Aripiprazole (A771000) related compound.<br>References Satyanarayana, Bollikonda. et al., Heterocyclic. Commun., 11, 485 (2005);<br></p>

<p>Applications Pyridine as novel substrate for regioselective oxygenation with aromatic peroxygenase from Agrocybe aegerita.<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 Colby, J., et al.: Biochem. J., 165, 395 (1977), Damani, L., et al.: Xenobiotica, 12, 527 (1982), Balzarini, J., et al.: J. Antimicrob. Chemother., 55, 135 (2005),<br></p>

<p>Applications 2-[(4-Bromophenyl)methyl]-4,5-dihydro-4,4-dimethyloxazole is an intermediate used in the synthesis of Bilastine-d6 (B385002), which is labelled Bilastine. It is a novel, nonsedating H1-antihistamine developed for symptomatic treatment of allergic rhinitis and chronic idiopathic urticaria.<br>References Van Cauwenberge, P., et al.: Clin. Exp. Allergy, 30, 891 (2000), Bauchau, V., et al.: Eur. Respir. J., 24, 758 (2004), Lehman, J., et al.: Drugs, 66, 2309 (2006),<br></p>

<p>Applications 2-Amino-4,6-dihydroxy-5-nitropyrimidine (cas# 80466-56-4) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,4-Dinitro-3-pyridinol is an impurity in the synthesis of 2,6-Diamino-5-hydroxy-3-(phenylazo)pyridine which is a novel metabolite of Phenazopyridine (P313751).<br>References Bailey, K., et al.: Drug Metab. Dispos., 11, 277 (1983), Thomas, B. H., et al.: J. Pharm. Sci., 79, 321 (1990), Thomas, B.H., et al.: Xenobiotica, 23, 99 (1993),<br></p>

<p>Applications (2-Pyrrolidinylethyl)triphenylphosphonium Bromide is an intermediate in the synthesis of in the synthesis of Pyrrobutamine Hydrochloride which is an antihistaminic.<br>References Casy, A.F., et al.: J. Pharm. Pharmacol., 22, 270 (1970),<br></p>

<p>Applications A novel heterobifunctional linker for facile access to bioconjugates.<br>References Gait, M., et al.: Cell Mol. Life Sci., 60, 844 (2003), Hossany, R., et al.: Bioorg. Med. Chem., 12, 3743 (2004), Maurel, F., et al.: Bioorg. Med. Chem., 15, 5084 (2005),<br></p>

<p>Applications 2-Bromopyridine n-oxide hydrochloride<br></p>

<p>Applications (1S)-3,4-Dihydro-1-phenyl-2(1H)-isoquinolinecarboxylic Acid 2,5-Dioxo-1-pyrrolidinyl Ester is an intermediate in the synthesis of ((R)-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)((S)-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)methanone (P309025). ((R)-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)((S)-1-phenyl-3,4-dihydroisoquinolin-2(1H)-yl)methanone is a possible impurity of solifenacin (S676700) which is a muscarinic M3 receptor antagoinst. Solifenacin is used in treatment of urinary incontinence.<br>References Ikeda K., et al.: Arch. Pharmacol., 366, 97, (2002); Chapple, C.R., et al.: Br. J. Urol., 93, 303 (2004); Ohtake, A., et al.: Eur. J. Pharmacol., 492, 243 (2004); Brunton, S., et al.: Curr. Med. Res. Opin., 21, 71 (2005); Habb, F., et al.: Eur. Urol. 47, 376 (2005); Payne, C.K., et al.: Drugs, 66, 175 (2006)<br></p>

<p>Applications N-Boc-pyrrolidine is a boc-protected cyclic amine used as a building block in the preparation of diastereomers by usually undergoing α'-lithiations and electrophilic substitution reactions.<br>References Beak, P. et al.: J. Org. Chem., 58, 1109 (1993);<br></p>

<p>Applications 4-Bromo-3-hydroxypyridine (cas# 161417-28-3) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-Hydroxy-4-(trifluoromethyl)pyrimidine (cas# 104048-92-2) is a compound useful in organic synthesis.<br></p>

<p>Applications tert-Butyl 4-(2-(2-Oxoimidazolidin-1-yl)ethyl)piperazine-1-carboxylate is an intermediate in the synthesis of N1-[2-(1-Piperazinyl)ethyl]-1,2-ethanediamine (P481230), which is an impurity of Diethylenetriamine (D444255); a compound that is used in biological studies for polyamines inhibition to carbonic anhydrases by anchoring to the zinc-coordinated water molecule.<br>References Carta, F., et al.: J. Med. Chem., 53, 5511(2010)<br></p>

<p>Applications A useful synthetic intermediate for solid phase synthesis of polyamides containing imidazole.<br>References Baird., E.E. and Dervan, P.B.: J. Am. Chem. Soc., 118, 6141 (1996)<br></p>

<p>Applications (4R)-3-(1-Oxo-3-buten-1-yl)-4-(phenylmethyl)-2-oxazolidinone is an intermediate in the synthesis of emericellamide A, a secondary metabolite of marine cyclic depsipeptide with antimicrobial properties.<br>References Ma, J. Y., et al.: Synlett., 8, 1307 (2009);<br></p>

<p>Applications 2-[[[1-(4-Chlorophenyl)-1H-pyrazol-3-yl]oxy]methyl]benzenamine is an intermediate used in the synthesis of (P840402), which is an isotope labelled Pyraclostrobin, a fungicide for use in seed grass and food crops.<br>References Gyldenkaerne, S., et al.: Pestic Sci., 55, 1210 (1999), Pennington, D., et al.: Environ. Sci. Technol., 39, 1119 (2005), Wang, S., et al.: Food Control., 18, 731 (2007),<br></p>

<p>Applications Intermediate in the preparation of selective cyclooxygenase-2 inhibitors and calcium antagonists<br>References Ashimori, A., et al.: Chem. Pharm. Bull., 38, 2446 (1990), Khanna, I., et al.: J. Med. Chem., 43, 3168 (2000),<br></p>

<p>Applications N6-(2-Chloro-6-methyl-4-pyrimidinyl)-2-methyl-4,6-quinolinediamine is an intermediate in the synthesis of NSC 23766 (N900280), which is a highly soluble and membrane permeable Rac GTPase inhibitor. NSC 23766 inhibits Rac GTPase by targeting Rac activation by guanine nucleotide exchange factor (GEF). NSC 23766 has been shown to inhibit the anchorage-independent growth and invasion phenotypes of human prostate cancer PC-3 cells.<br>References Gao, Y., et. al.: Proc. Natl. Acad. Sci. U.S.A., 101, 7618, (2004); Akbar, H., et. al.: Methods Enzymol, 406, 554 (2006)<br></p>

<p>Applications 2-Butyl-5-hydroxy-1H-imidazole (cas# 1026802-97-0) is a compound useful in organic synthesis.<br></p>

<p>Applications 4-Chloropyridine-2-carboxamide, is a versatile building block used in synthesis of various chemical compounds.<br></p>

<p>Applications 1-Propylpiperazine dihydrobromide (cas# 64262-23-3) is a useful research chemical.<br></p>

<p>Applications Octahydro-6-(phenylmethyl)-1H-Pyrrolo[3,4-b]pyridine-d4 is an isotope labelled intermediate in the synthesis of moxifoxacin (M745000), a fluorinated quinolone antibacterial.<br>References Somisetti, N. et al.: Org. Chem. Indian J., 7, 123 (2011);<br></p>

<p>Applications 4-(1,2-Benzisothiazol-3-yl)-1-piperazinecarboxylic Acid 1,1-Dimethylethyl Ester is an intermediate in the synthesis of Ziprasidone (Z485010) related compounds.<br>References Huang, M., et al.: Clin. Pharmacol. Ther., 54, 257 (1993), Prakash, C., et al.: Drug Metab. Dispos., 25, 206 (1997), Brosen, K., et al.: Eur. J. Clin. Pharmacol., 44, 349 (1993),<br></p>

<p>Applications 1,4-Bis(tert-boc)piperazine-d8 (cas# 1246816-49-8) is a compound useful in organic synthesis.<br></p>

<p>Applications 4-Amino-6-hydroxypyrimidine (cas# 1193-22-2) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-[(5-Benzyloxypyridin-2-yl)methylamino]ethanol-d4 (cas# 1794786-87-0) is a compound useful in organic synthesis.<br></p>

<p>Applications N-Acetyl-3-acetoxy-5-phenylpyrrole (cas# 100750-39-8) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,5-Dihydro-3-(hydroxymethyl)-2,2,5,5-tetramethyl-4-(3-pyridinyl)-1H-pyrrol-1-yloxy is an intermediate in the synthesis of highly active spin labelling reagents.<br>References Fawzi, N.L., et al.: J. Biomolec. NMR., 51, 105 (2011);<br></p>

<p>Applications Boronic acid derivatives and their binding affinities with diols.<br>References Yang, W., et al.: Bioorg. Med. Chem. Lett., 12, 2175 (2002), Yang, W., et al.: Med. Res. Rev., 23, 346 (2003),<br></p>

<p>Applications 2,6-Dibromopyridine is used as a starting material to synthesize 2,2’-bipyridines (such as 5-Cyano-1,6-dihydro-6-oxo-[3,4'-bipyridine]-2-carboxylic Acid [C979150]) via a Stille-type cross-coupling reaction. 2,6-Dibromopyridine is also used as a reagent to synthesize pyridylpyrimidine fungicides, compounds that eliminate fungi by cycling copper through the cell membrane, where it reaches toxic levels.<br>References Hargreaves, S., et al.: Tetrahedron Lett., 41, 1653 (2000); Heller, M. &amp; Schubert, U.: J. Org. Chem., 67, 8269 (2002); Simkovsky, N., et al.: J. Chem. Soc. Perk. Trans. 1, 16, 1847 (2002)<br></p>

<p>Applications N-(Benzyloxycarbonyl)-4-piperidone<br></p>

<p>Applications 3-Formyl-2,5-dihydro-2,2,5,5-tetramethyl-4-(3-pyridinyl)-1H-pyrrol-1-yloxy is an intermediate in the synthesis of highly active spin labelling reagents.<br>References Fawzi, N.L., et al.: J. Biomolec. NMR., 51, 105 (2011);<br></p>

<p>Applications 2-(2-Thenylamino)pyridine is an intermediate in the synthesis of Methapyrilene Hydrochloride (M259970). Methapyrilene is used as antihistaminic agent.<br>References Calandre, E.P., et al.: Clin. Pharmacol. Ther., 29, 527 (1981); Eastmond, D., et al.: Mutagenesis, 24, 341 (2009); Dertinger, S., et al.: Toxicol. Sci., 115, 401 (2010)<br></p>

<p>Applications A labelled reactant used in the preparation of inhibitors for treatment of neurodegenerative diseases.<br></p>

<p>Applications 1,3-Dibromo-5,5-dimethyl-2,4-imidazolidinedione is a useful synthetic intermediate in aromatic bromination of alkoxybenzoic acids and in bromofluorination of alkenes.<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 Olah, G., et al.: Synthesis, 7, 692 (1993); Auerbach, J., et al.: Tetrahedr. Lett., 34, 931 (1993)<br></p>

<p>Applications α-Methyl-2-piperidinemethanol-13C2 is a labelled analogue of α-Methyl-2-piperidinemethanol (M324830), which can be used in the preparation of substances with herbicidal activity. α-Methyl-2-piperidinemethanol-13C2 is also an intermediate in synthesizing 2-Acetyl-3,4,5,6-tetrahydropyridine-13C2 Hydrochloride (A188502), which is a labelled 2-Acetyl-3,4,5,6-tetrahydropyridine (A188500), the most important bread flavor component.<br>References Buttery, R.G., et al.: J. Agric. Food Chem., 43, 1878 (1995)<br></p>

<p>Applications 1-Piperonylpiperazine (cas# 32231-06-4) is a compound useful in organic synthesis.<br>References Min, J. Z. et at., Biom. Chrom. 24, 1287 (2010); Mitrea, N. et al., Bioanalysis 2, 1211 (2010)<br></p>

<p>Impurity Abiraterone Impurity 7<br>Applications 3-(Diethylboryl)pyridine is an intermediate used to prepare inhibitors of ataxia telangiectasia mutated and Rad3 related (ATR) protein kinase as potential anticancer agents. It is also used in the synthesis of trisubstituted pyrimidines from polyhalopyrimidines via Suzuki coupling.<br>References Charrier, J., et al.; J. Med. Pharm. Chem., 54, 2320 (2011); Large, J., et al.: Synlett., 861 (2006)<br></p>

<p>Applications 3-Cyanopyridine N-Oxide is a useful synthetic intermediate in the synthesis of Arimoclomol Maleic Acid (A771270); an orally administered drug used to treat amyotrophic lateral sclerosis.<br>References Kurthy, M., et al.: New. York. Acad. Sci., 967, 482 (2002); Kalmar, B., et al.: Exp. Neurol., 184, 636 (2003)<br></p>

<p>Applications 3-Chloropyridine N-Oxide (cas# 1851-22-5) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-Aminoimidazole Sulfate (cas# 1450-93-7) is a compound useful in organic synthesis.<br></p>

<p>Applications A useful synthetic intermediate.<br>References Korosec, T., et al.: Bioorg. Med. Chem., 16, 209 (2008),<br></p>

<p>Applications 3-(2-Mercapto-1H-imidazol-4-yl)pyridine (cas# 93103-29-8 ) is a compound useful in organic synthesis.<br></p>

<p>Applications 6-Chloro-4-(2,2,2-trifluoroacetyl)benzo[d]oxazol-2(3H)-one is an intermediate in the synthesis of 6-Chloro-4-[3-cyclopropyl-1-hydroxy-1-(trifluoromethyl)-2-propyn-1-yl]-2(3H)-benzoxazolone (C365790), a impurity of Efavirenz (E425000) which is a nonnucleoside HIV-1 reverse transcriptase inhibitor.<br>References Young, S.D., et al.: Antimicrob. Ag. Chemother., 39, 2602 (1995)<br></p>

<p>Applications 1-(N,N-Dimethylsulfamoyl)-1H-imidazole-15N2 is a labelled imidazole (I350202) derivative, used in the preparation of Histamine H3 Receptor Agonists and druglike angiotensin II compounds with affinity for the AT2 receptor.<br>References Wijtmans, M. et al.: J. Med. Chem., 51, 2944 (2008); Georgsson, J. et al.: J. Med. Chem., 50, 1711 (2007)<br></p>

<p>Applications 1,3-Dibutyl-3,6-dihydropyrimidin-1-ium Bromide is a byproduct in the synthesis of Carboplatin-d4 (C177502), which is an analog of Cisplatin with reduced nephrotoxicity. Antineoplastic.<br>References Harland, S.J., et al.: Cancer Res., 44, 1693 (1984), Smith, I.E., et al.: Cancer Treat. Rep., 69, 43 (1985), Lygidakis, N.J., et al.: Interferon Cytokine Res., 15, 467 (1995),<br></p>

<p>Applications 2,3-Diaminopyridine-d3 is an intermediate in the synthesis of Pentosidine-d3 TFA Salt which is a biochemical marker of bone turnover for management of metabolic bone diseases.<br>References Turner, W., et al.: Biol. Psychiatry, 14, 177 (1979), Miyata, T., et al.: Kidney Int., 60, 2351 (2001), Politi, P., et al.: Neurosci. Lett., 396, 163 (2006),<br></p>

<p>Applications N-Nitro-1H-imidazol-2-amine is used as a reagent in the synthesis of Imidacloprid-olefin (I274995); a metabolite of Imidacloprid (I274990) which is an active ingredient in certain neuro-active insecticides.<br>References Chauzat, M., et al.: Env. Entomol., 38, 514 (2009); Patial, A., et al.: Env. Ecol., 27, 320 (2009); Fernandez-Bayo, J., et al.: J. Agric., Food Chem., 57, 5435 (2009); Tomizawa, M., et al.: J. Med. Chem., 52, 3735 (2009); Chem. and Eng. News 90: 10 (2012)<br></p>