Building Blocks

Applications Labelled Bisphenol A (B519495). A monomer used for policarbonate and epoxy resins; exhibits estrogenic activity.
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 Krishnan, A.V., et al.: Endocrinology, 132, 2279 (1993), Steinmetz, R., et al.: Trends Endocrinol. Metab., 9, 124 (1998), Petersen, H., et al.: Eur. Food Res. Technol., 216, 355 (2003),

Applications The phosphonate Diethylenetriaminepenta(methylenephosphonic acid) is a wastewater pollutant, and a component of phosphorous-containing nanoparticles and materials, such as in the preparation of chitosan nanoparticles for plutonium pulmonary decorporation.
References Rott, E.; et al.: Water Res., 145, 608 (2018); Leost, L.; et al.: J. Chem. Soc., Dalton Trans., 47, 11605 (2018).

Applications NALPHA-(5-FLUORO-2,4-DINITROPHENYL)-L-LEUCINAMIDE (cas# 178065-29-7) is a useful research chemical.

Applications A sulfonate ester as potential genotoxic impurity in drug substances. It may exert genotoxic effects in bacterial and mammalian cell systems.
References Eder, E., et al.: Xenobiotica, 12, 831 (1982), Li, W., et al.: J. Chromatogr., 1046, 297 (2004), Glowienke, S., et al.: Mutat. Res., 581, 23 (2005), Colon, I., et al.: J. Pharm. Biomed. Anal., 39, 477 (2005),

Applications Ethyl 3-(4-Pyridyl)propiolate (cas# 66869-71-4) is a useful research chemical.

Applications Methyl 4-Chloropicolinate (cas# 24484-93-3) is a compound useful in organic synthesis.

Stability Moisture Sensitive
Applications Ethyl Trifluoroacetate is an intermediate used in the synthesis of various pharmaceutically active molecules and agricultural products. Ethyl Trifluoroacetate is also useful for the preparation of trifluoroacylated compounds.
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 HugenBerg, V., J. Fluorine. Chem., 131, 942 (2010); Belyakova, Z.V., et al.: Russ. J. Gen. Chem., 79, 2634 (2009); Wu, J.L., et al.: Jingxi. Huagong. Zhongjianti., 40, 64 (2010);

Applications 6,7-Dihydro-6-mercapto-5H-pyrazolo[1,2-a][1,2,4]-triazolium chloride (cas# 153851-71-9) is a useful research chemical.

Applications 1,4-Diiodooctafluorobutane (cas# 375-50-8) is a useful research chemical.

Applications 1-(Chloromethyl)naphthalene is used in the identification of Novel p38α MAP Kinase Inhibitors. It is also used in the Identification of 1,5-Naphthyridine derivatives as a novel series of potent and selective TGF-β type I receptor inhibitors.
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 Gill, A., et al.: J. Med. Chem., 48, 414 (2005); Gellibert, F., et al.: J. Med. Chem., 47, 4494 (2004)

Applications 3-Chloro-2-methyl-1-propene has been used in the synthesis of 2-S-substituted pyrimidines as antimetabolites of nucleic acid precursors for cancer therapy.
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 Kaldrikyan, M.A., Melik-Ohanjanyan, R.G.: Hayastani Kimiakan Handes, 67, 321 (2014)

Applications Stabilizer in manufacturing of vinyl polymers; intermediate in synthesis of glycerol, glycidyl ethers, and amines; additive for oil and synthetic hydraulic fluids; epoxy resin diluent.
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 Hiles, R.A., et al.: Food Cosmet. Toxicol., 19, 347 (1981); Thompson, E.D., et al.: Food Chem. Toxicol., 22, 665 (1984);

Applications 5-Chloronaphthalene-2-sulfonyl Chloride (cas# 89108-45-2) is a compound useful in organic synthesis.

Applications 2,4'-Dihydroxydiphenylmethane can be used in anisotropically conductive paste containing thermosetting compd. and solder particles with improved reliability.
References Ishizawa, H., et al.: Jpn. Kokai Tokkyo Koho, JP 2016066614 A 20160428 (2016);

Impurity Chlorpheniramine EP Impurity B
Applications A metal-complexing agent; an effective iron chelating agent to help protect against UVB radiation. An impurity of Chlorpheniramine Maleate (C424300).
References Bissett, D. et al.: Photochem. Photobiol., 54, 215 (1991); Patel, M.H. et al.: J. Enzyme Inhib. Med. Chem., 26, 188 (2011);

Applications Bis(2-hydroxypropyl) Ether is commonly used as a plasticizer, an intermediate in industrial chemical reactions.
References Fasano, W.J., et al.: Toxicol. In. Vitro., 25, 1664 (2011); Ottavioli, J., et al.: Spectroscopy. Lett., 44, 221 (2011);

Applications 4-Chlorophenyl Phenyl Sulfone is an impurity of Dapson (D193250), an antibacterial used in the treatment of dermatitis herpetiformis.
References Dong, X.W., et al.: Bioorg. Med. Chem., 16, 8151 (2008); Schafer, E., et al.: Arch. Environ. Contamin. Toxicol., 12, 355 (1983);