Building Blocks

<p>Applications Dansylhydrazine is a fluorescent marker for carbonyl compounds.<br></p>

<p>Applications Benznidazole (BNZ) is traditionally used to treat Chagas disease caused by Trypanosoma cruzi. The drugs used for the treatment of this disease, Nifurtimox and Benznidazole, are toxic and present severe side effects.<br>References Abuin, G., et al.: Mol. Biochem. Parasitol ., 35, 229 (1989), Arora, P., et al.: J. Biol. Chem., 270, 6042 (1995), Campos, M., et al.: J. Immunol., 167, 416 (2001), Faundez, M., et al.: Antimicrob. Agents Chemother., 49, 126 (2005),<br></p>

<p>Stability Moisture Sensitive<br>Applications m-Xylylene Diisocyanate (cas# 3634-83-1) is a useful research chemical.<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></p>

<p>Applications Harmine is a natural β-carboline alkaloid and a CNS stimulant (1,2). Harmine has been shown to be a potent and selective inhibitor of dual specificity tyrosine phosphorylation regulated kinase 1A (DYRK1A) (3). DYRK1A is a potential therapeutic target for treating diabetes, Down Syndrome, and HIV (4).<br>References (1) DiStefano, S., et al.: J. Pharmacol. Exp. Ther., 174, 456 (1970)(2) Dos Santos, R. G. and Hallak, J. E. J Psychoactive Drugs. 5,1 (2016) (3) Atteya, R., et al.: Mech Ageing Dev. 6, S0047 (2016)(4) Bol, S. M., et al.: PLoS One. 6, e17190 (2011)<br></p>

<p>Applications (+)-(S)-Tylophorine is a a major alkaloid of Tylophora indica. (+)-(S)-Tylophorine is an immunosuppressant and inflammation inhibitor. (+)-(S)-Tylophorine showed antiproliferative activity and induction of apoptosis in tumor cells.<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 Gopalakrishnan, C. et a.: Ind. J. Med. Chem., 71, 940 (1980); Ganguly, T.et al.: Phytomedicine, 9, 288 (2002); Gao, W. et al.: Cancer, Res., 64, 678 (2004);<br></p>

<p>Stability Light Sensitive<br>Applications Isoprene is used in the synthesis of rubber through a polymer synthetic route.<br> E3<br>References Pugachov, V. et al.: Lat. J. Phys. Tech. Sci., 46, 56 (2009); Oprea, C. et al.: Polym. Plas. Tech. Eng., 27, 173 (1988);<br></p>

<p>Applications 1-Phenyl-1,2,3,4-tetrahydroisoquinoline is a Solifenacin (S676700) intermediate. 1-Phenyl-1,2,3,4-tetrahydroisoquinoline had been detected in parkinsonian human brain. 1-Phenyl-1,2,3,4-tetrahydroisoquinoline maybe a candidate for endogenous MPTP-like neurotoxin since it is a structural analogue of MPTP which produces parkinsonism in humans.<br>References Kajita, M. et al.: J. Chrom. B Biomed. Appl., 669, 345 (1995);<br></p>

<p>Applications Tetrachloroauric Acid, is used for the recovery, concentrating, purification, and analytical determinations of gold. It is the precursor used in the purification of gold by electrolysis.<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 Mironov, I. V., et al.: Russian J. Inorg. Chem., 57, 610 (2012); Feather, A., et al.: J. Southern Africa Inst. mining Metal., 169 (1997);<br></p>

<p>Applications 2-Tert-Butyl-1,4-Benzoquinone (cas# 3602-55-9) is a useful research chemical.<br></p>

<p>Applications 1,10-Decanedioic-2,2,9,9-d4 Acid (CAS# 339080-77-2) is a useful isotopically labeled research compound.<br></p>

<p>Applications D-Glutamic Acid is the unnatural (R)-enantiomer of Glutamic Acid, a non-essential amino acid. Its salt form (glutamate) is an important neurotransmitter that plays a key role in long-term potentiation and is important for learning and memory. Glutamic Acid is also a key molecule in cellular metabolism.<br>References McEntee, W. et al.: Psychopharmacology, 111, 391 (1993); Manev, H. et al.: Mol. Pharmacol., 36, 106 (1989);<br></p>

<p>Impurity Solifenacin EP impurity A<br>Applications Solifenacin (S676700) intermediate.<br>References Andersson, K., et al.: Drugs, 35, 477 (1988), Wallis, R., et al.: Life Sci., 64, 395 (1999), Mitsuya, M., et al.: J. Med. Chem., 43, 5017 (2000), Ohtake, A., et al.: Eur. J. Pharmacol., 492, 243 (2004),<br></p>

<p>Stability Moisture Sensitive<br>Applications Malonic Acid-d4 is the isotope labelled analog of Malonic Acid (M158005); a small bioactive molecule that can be used in various reactions. It is the classic example of a competitive inhibitor which acts against succinate dehydrogenase (complex II) in the respiratory electron transport chain.<br>References Weiner, N., "Malonic Acid", Org. Synth.; Coll. Vol. 2: 376<br></p>

<p>Applications DL-Dihydoorotic Acid is used in the production of orotic acid and methyl dihydroorotate (D449975). DL-Dihydoorotic Acid is one of many components used for enhancing the biosynthesis of hyaluronic acid.<br></p>

<p>Applications Imidazo[1,2-a]pyridine is one of four imidazopyridine isomers. Imidazopyridine derivatives possess activity as inhibitors of target enzymes and have medicinal and pharmaceutical applications and are used as herbicides and fungicides.<br>References Liu, J. et al.: Huax. Jinz., 22, 631 (2010);<br></p>

<p>Stability Hygroscopic<br>Applications A metabolite of Catecholamines.<br>References Kopin, I.J., et al.: J. Biol. Chem., 236, 2109 (1961), Short, F.W., et al.: J. Med. Pharm. Chem., 5, 642 (1962)<br></p>

<p>Stability Moisture Sensitive<br>Applications 5-Bromoacetyl-2-hydroxybenzamide is a reagent used in the synthesis of bisthiazole derivatives and novel 7-methylguanine derivatives targeting influenza polymerase binding domains.<br>References Pautus, S. et al.: J. Med. Chem., 56, 8915 (2013); Araniciu, C. et al.: Revista. Chim., 64, 1067 (2013);<br></p>

<p>Applications N,N-Dimethylthioformamide<br></p>

<p>Applications Acetamide-2,2,2-d3 is used in infrared spectral studies and normal vibrations of acetamide and it’s deutrated analogs.<br>References Suzuki, I., et al.: Bull. Chem. Soc. of Jpn., 35, 1279 (1962); Knudsen, R., et al.: J. Mol. Struct., 321, 187 (1994)<br></p>

<p>Applications 1-Isopropenyl-2-benzimidazolidinone (cas# 52099-72-6) is a compound useful in organic synthesis.<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></p>

<p>Applications Azodicarbonyl reagent used in the methods for determining levels of 1,25 dihydroxyvitamin d2 and d3 in biological and food samples and dietary supplements.<br>References Aranov, P. K. et al.: Anal. Bioanal. Chem., 391, 1917 ( 2008),<br></p>

<p>Applications An oxazole derivative used as an antibiotic. It is also used in the preparation of compounds with antitumor activity. A metabolite of Furazolidone (F864100).<br>References Miyahara, M. et al.: CHem. Pharmac. Bull., 29, 2366 (1981); Hunder, G. et al.: Arch. Toxicol., 61, 161 (1987); Roloff, T. et al.: Med. Monat. Pharrm., 22, 370 (1999);<br></p>

<p>Stability Moisture Sensitive<br>Applications Pentafluorobenzoyl Chloride is a useful analytical reagent in the derivatization amphetamines as well as other primary amines.<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 Koster, E. et al.: Analyst, 127, 598 (2002);<br></p>

<p>Stability Light Sensitive<br>Applications 4,4’-Diaminostilbene-2,2’-disulfonic Acid, 95+% (cas# 81-11-8) is a compound useful in organic synthesis.<br></p>

<p>Impurity Imatinib EP Impurity I<br>Stability Hygroscopic<br>Applications Dimethylamine hydrochloride (Imatinib EP Impurity I) is a precursor to several industrially significant compounds. It is a COVID19-related research product.<br>References Burton, P., et al.: Biochem. J., 432, 575 (2010); Shim, K.S., et al.: DNA Repair., 5, 718 (2006); Robacker, D.C., et al.: J. Chem. Ecol., 23, 1263 (1997);<br></p>

<p>Applications Meprylcaine Hydrochloride is a local anaesthetic used in medical procedures.<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 Morita, K. et al.: Brain Res., 1057, 153 (2005); Toshihiro, D. et al.: Curr. Med. Chem., Cent. Nerv. Sys. Agents, 5, 89 (2005);<br></p>

<p>Applications A product from thermal and hydrolytic degradation of Orlistat. Orlistat impurity.<br>References Stalder, H., et al.: Helv. Chimica Acta, 75, 1593 (1992),<br></p>

<p>Stability Air Sensitive, Moisture Sensitive<br>Applications (4-Formyl-5-hydroxy-6-methylpyridin-3-yl)methyl dihydrogen phosphate hydrate (cas# 41468-25-1) is a useful research chemical.<br></p>

<p>Applications cis-Aconitic Acid is the cis-isomer of Aconitic Acid. The conjugate base of cis-Aconitic Acid is an intermediate in the isomerization of citrate and isocitrate in the citric acid cycle.<br>References Suarez, M., et al.: Food. Nutri. Sci., 3, 705 (2012);<br></p>

<p>Applications 2,2-Difluoro-3-hydroxy-(3-pyridyl)propionic Acid (cas# 887354-54-3) is a compound useful in organic synthesis.<br></p>

<p>Applications Cyclopentanone-2,2,5,5-d4 (CAS# 3997-89-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications N-(p-Toluenesulfonyl)urea is used in the synthesis of Glyburide (G598350), a second generation sulfonylurea with hypoglycemic activity. Glyburide is an antidiabetic agent.<br>References Hellman, B., et al.: Metabol. Clinc. Experiment., 23, 839 (1974); Tozuka, Z., et al.: J. Pharma. Sci., 100, 4024 (2011);<br></p>

<p>Applications (E)-Ethyl 4-Bromo-3-methyl-2-butenoate (cas# 51318-62-8) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-Mercaptothiazoline is an antithyroid agent that strongly reduces thyroid hormone levels. 2-Mercaptothiazoline is also used as an intermediate in the preparation of pesticides and other biologically active compounds.<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 Thomes, J. et al.: Jap. J. Pharmacol., 58, 201 (1992); Buxeraud, J. et al.: Eur. J. Med. Chem., 20, 43 (1985); Cheng, J. et al.: Nongyao, 38, 12 (1999);<br></p>

<p>Applications Ethyl 4-Bromobutanoate is a building block which has been used as a reactant for the preparation of firefly luciferase inhibitor-conjugated peptide derivatives.<br>References Poutiainen, P.K., et. al.: Bioconjugate Chem., 25, 4 (2014)<br></p>

<p>Applications α-Chloro-p-methyltoluene is a building block that has been used as a reactant for the preparation of 6-aminoquinolone derivatives as submicromolar hepatitis C virus NS5B inhibitors<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 Manfroni, G., et. al.: J. Med. Chem., Ahead of Print (2013)<br></p>

<p>Applications (±)-Warfarin Sodium, an anticoagulant drug 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 Nguyenpho, A., et al.: J. Pharm. Sci., 104, 4232-4240, (2015)<br></p>

<p>Applications Cyclopentyl chloride (cas# 930-28-9) is a useful research chemical.<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></p>

<p>Stability Hygroscopic<br>Applications 2-Chloromandelic acid<br></p>

<p>Applications Forest fires are actually beneficial for ecosystems, provided they don’t happen too often. After a fire, plants germinate and grow incredibly fast. KAR4 is a compound in smoke responsible for promoting the seed germination of a wide range of plant species. The researchers named the compounds “the karrikins”, for “karrik”, an aboriginal word for smoke.<br>References Sakuma, H., et al.: .Agric Biol. Chem., 45, 443 (1981), Stevens, J., et al.: Plant Soil, 298, 113 (2007), Nelson, D., et al.: Plant Physiol., 149, 863 (2009),<br></p>

<p>Applications NN'-Bis(2-hydroxyethyl)urea (cas# 15438-70-7) is a useful research chemical.<br></p>

<p>Applications DL-Penicillamine is a penicillin metabolite used in the treatment of Wilson’s disease, Cystinuria, Scleroderma and arsenic poisoning.<br>References Marti-Prats, L., et al.: Neurosci. Lett., 483, 143 (2010); Singh, A., et al.: J. Pharm. Sci., 99, 3931 (2010); Everette, J., et al.: J. Agric. Food Chem., 58, 8139 (2010)<br></p>

<p>Applications Antioxidant GS is a rubber compound, used in preparation of polyester.<br>References Qiu, Z., et al.: Famg. Zhuan. Shenq., (2020); Takagi, K., et al.: PCT Int. Appl., (2020);<br></p>

<p>Stability Hygroscopic<br>Applications 2,6-Difluoroaniline is an important chemical in the sythesis technology for high-efficiency insecticide.<br>References Xiong, G.-I. et al.: ANh. Nong. Kex., 36, 9848 (2008);<br></p>

<p>Applications 5-Chlorovaleronitrile is used as a reagent in the synthesis of cyanoguanidine derivatives which exhibit dual histamine H1 and H2 receptor antagonist activity. Also used in the synthesis of purine derivatives which exhibit antimicrobial activity.<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 Kinali-Demirci, S., et al.: Med. Chem. Res., no vol., no pp. (2014); Sadek, B., et al.: Molecules, 18, 14186 (2013)<br></p>

<p>Applications A Penicillin metabolite used in the treatment of Wilson’s disease, Cystinuria, Scleroderma and arsenic poisoning.<br>References Marti-Prats, L., et al.: Neurosci. Lett., 483, 143 (2010); Singh, A., et al.: J. Pharm. Sci., 99, 3931 (2010); Everette, J., et al.: J. Agric. Food Chem., 58, 8139 (2010);<br></p>

<p>Applications (3S,4R)-4-(3-Methoxyphenyl)-3-pyrrolidinecarboxylic Acid is a useful synthetic intermediate.<br></p>

<p>Applications 1-Methyluracil (cas# 615-77-0) is a compound useful in organic synthesis.<br></p>

<p>Applications 1-(Bromoacetyl)pyrene is a novel photoinitiator.<br></p>

<p>Stability Moisture Sensitive<br>Applications Lauroyl Chloride (cas# 112-16-3) is a compound useful in organic synthesis.<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></p>

<p>Applications Dicyclohexyl Ketone (cas# 119-60-8) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,2’-Iminobis(N-(2,6-Dimethylphenyl)acetiamide is an impurity in the synthesis of Lidocaine Hydrochloride (L397800), an anesthetic local agent and antiarrythmic class IB agent.<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>Applications A naturally occurring nitrostable secondary amine found in tabacco smoke condensate.<br>References Singer, G.M. et al.: J. Agric. Food Chem. 24, 553(1976); Bush, L. P. et al.: Can. J. Plant Sci. 50, 289(1970).<br></p>

<p>Stability Light Sensitive<br>Applications 3-Phenyl-5-vinyl-1,2,4-oxadiazole is a chemical reagent used in the synthesis of pharmaceutically active motifs.<br>References Burns, A. et al.: Org. Biomol. Chem., 8, 2777 (2010); Catanese, B. et al.: Exp. Mol. Path. Supp., 2, 28 (1963);<br></p>

<p>Applications α-Desethyl Butamirate is an impurity in the synthesis of Butamirate (B690025), an antitussive drug.<br>References Wang, T., et al.: J. Pharm. Biomed. Anal., 23, 867 (2000), Lasztity, A., et al.: Microchem. J., 73, 59 (2002), Wang, L., et al.: J. Pharm. Biomed. Anal., 33, 961 (2003), Lewen, N., et al.: J. Pharm. Biomed. Anal., 35, 739 (2004),<br></p>

<p>Applications 2,7-Dimethylanthraquinone (cas# 3286-01-9) is a compound useful in organic synthesis.<br>References Kuo, D., et al.: J. Pharm. Pharmacol., 52, 839 (2000), Zagotto, G., et al.: Bioorg. Med. Chem., 16, 354 (2008),<br></p>

<p>Applications N,N-Dicyclohexylmethylamine is used as a reagent in the base preparation of 13C2- and 2H phenethylamines as internal standards for IDMS by Pd-catalyzed double carbonylation of aryl iodides in the presence of amine nucleophiles followed by deoxygenation.<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 Nielsen, D., J. Org. Chem., 74, 6155 (2012)<br></p>

<p>Applications Benzyl Glycolate was utilized as a potential moiety for the preparation of phosphonate dipeptides as potential inhibitors of VanX.<br>References Jia, C., et al.: BIoorg. Med. Chem. Lett., 22, 482 (2012);<br></p>

<p>Applications 6-Methoxy-2,2,4-trimethyl-1,2-dihydroquinoline (CAS# 4053-50-3) is a useful research chemical compound.<br></p>

<p>Applications 5-Chlorovaleric acid is used in the synthesis of β-cyclodextrins linked with a cyclohexyl group via an aza-Wittig reaction.<br>References Li, D. B., et al.: Tetrahedron, Lett., 43, 1871 (2002);<br></p>

<p>Applications A reagent used for the synthesis of hydroxylamines and hydroxyamates.<br>References Magin, D.F., et al.: J. Chromatogr., 178, 219 (1979), Safavy, A., et al.: Bioconjug. Chem., 13, 327 (2002),<br></p>

<p>Applications Cinnamic Acid derivative<br>References Sato, M., et al.: Chem. Pharm. Bull., 42, 521 (1994), Remiszewski, S., et al.: J. Med. Chem., 46, 4609 (2003),<br></p>

<p>Applications 2,6-Dichloropyridine-1-oxide (cas# 2587-00-0) is a compound useful in organic synthesis.<br></p>

<p>Applications cis-1,3-O-Benzylideneglycerol (cas# 4141-19-9) is a compound useful in organic synthesis.<br></p>

<p>Applications 4-Formylbenzoic Acid Methyl Ester is a benzoic acid derivative with antioxidant activity.<br>References Conde, E. et al.: Food Chem., 114, 806 (2009);<br></p>

<p>Stability Hygroscopic<br>Applications Diphenyltin Dichloride belongs to a class of organotin compounds that are commonly used as pesticides, fungicides, and plastic additives. It is an environmental pollutant with potential antitumor activity.<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 Khosa, R.L. et al.: Sci. Cult., 35, 637 (1969); Hamasaki, T. et al.: Mutat. Res. Gen. Toxicol. Test., 300, 265 (1993); Peng, J.: Yaox. Xueb., 29, 406 (1994)<br></p>

<p>Applications Tetraethylenepentamine Pentahydrochloride, is used as a copper chelator, for the treatment of copper mobilization in copper-overloaded rats, and eventually for the as a therapy for disorders of copper transport, such as Wilson's disease.<br>References Domingo, J., et al.: Bio. trace Element Res., 74, 127 (2000);<br></p>

<p>Applications Benzylamine Hydrochloride (cas# 3287-99-8) is a useful research chemical.<br></p>

<p>Applications 2-Ethyl-m-xylene, is one of the components thermocontact pyrolysis tars. It has been also found to be one of the volatile organic emissions from Motor Vehicles, that might have impact on ozone production.<br>References Koretskaya, N. A., Neftepererabotka i Neftekhimiya, 10, 44 (1978); Gentner, D. R., et al.: Environ. Sci. Tech., 47, 11837 (2013);<br></p>

<p>Applications (cas# 526-83-0) is a useful research chemical.<br></p>

<p>Applications 5-((2-Hydroxyethyl)amino)-2-methylphenol (cas# 55302-96-0) is a useful research chemical.<br></p>

<p>Applications A metabolite of aldehydes.<br>References Shiobara, Y., et al.: Xenobiotica, 9, 157 (1979),<br></p>

<p>Applications Tetraethyl Orthosilicate is used in the preparation of antidreflective coatings on silicate glass via silicon dioxide. Crosslinking reagent.<br>References Zhang, Y. et al.: App. Surf. Sci., 276, 769 (2013); Troitskii, B. et al.: Rus. J. App. Chem., 86, 297 (2013);<br></p>

<p>Applications N,N-dimethyl-2,4-dinitroaniline (cas# 1670-17-3) is a useful research chemical.<br></p>

<p>Applications 2,2,2-Triphenylacetic Acid is used in preparation of Rhodium(II) Tetramethyl-benzenedipropioate complex, other Carboxylate complexes, and their catalytic activity.<br>References Martinez-Castro, E., et al.: Organic Process Research &amp; Development, et al.: 24, 1207-1212 (2020);<br></p>