Estándares farmacéuticos

Applications Labelled acetylsalicylic acid impurity B.
References Walter, M., et al.: Eur. J. Biochem., 1996, 239, 281 (1996), Bantignies, B., et al.: Plant Mol. Biol., 42, 871 (2000), Bais, H., et al.: J. Biol. Chem., 278, 32413 ( 2003), Finkler, C., et al.: Genetica, 124, 117 (2005),

Applications The naturally occuring isomer is the L-form which has been found in apples and many other fruits and plants. Selective α-amino protecting reagent for amino acid derivatives. Versatile synthon for the preparation of chiral compounds including κ-opioid receptor agonists, 1α,25-dihydroxyvitamin D3 analogue, and phoslactomycin B.
References Rindi, G., et al.: Biochem. J., 80, 214 (1961), Wolfgang, M., et al.: J. Biol. Chem., 281, 37265 (2006), Navarro, D., et al.: Metab. Brain Dis., 23, 115 (2008),

Applications Dopaminergic neurotoxin; a selective cytostatic agent in small-cell lung cancer cell lines with neuroendocrine properties.
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 Marini, A.M. et al.: J, Nat. Cancer Inst., 84, 1582 (1992); Singh, M. et al.: Arch. Biochem. Biophys., 286, 138 (1991); Santiago, M. et al.: J. Neurosci. Meth., 108, 181 (2001);

Applications A Stilbenoid glucoside and is a major Resveratrol derivative.
References Jeong, E., et al.: Arch. Pharm. Res., 33, 1331 (2010), Larrosa, M., et al.: J. Med. Chem., 53, 7365 (2010), Nguyen, T., et al.: Food Chem., 124, 437 (2010),

Applications Adenosine 5'-Monophosphomorpholidate 4-Morpholine-N,N'-dicyclohexylcarboxamidine salt is an intermediate in the synthesis of Flavine Adenine Dinucleotide.
References Ravalico, F., et al.: Org. Biomolec. Chem., 9, 6496 (2011);

Applications (+)-Lycopsamine N-Oxide, is occurs in pyrrolizidine alkaloid-containing plants, which are the most common poisonous plants affecting livestock, wildlife, and humans. Thye are being known as hepatotoxins and tumorigens.
References Qingsu, X., et al.: Chem. Res. Toxic., 26, 1384 (2013); Bosi,, C. F., et al.: Revista Brasileira de Farmacognosia, 23, 425 (2013);

Applications trans-Cinnamamide is used in the used in the synthesis of U-77863 and U-77864 as it has antitumor activity.
References Harper, D.E., et al.: J. Antibiot., 45, 1827 (1992)

Stability Hygroscopic
Applications 2'-Amino-2'-deoxyadenosine (cas# 10414-81-0) is a useful research chemical.

Applications sotope labelled m-Cresol (C781915) is one of the components that make up liquid rice hull smoke, and may contribute to its anti-inflammatory effects in mice.
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 2-​(2-​Hydroxyphenyl)​-​4,​5-​dihydro-​1,​3-​thiazole-​4-​carboxylic Acid is an intermediate in synthesizing Pyochelin I and Pyochelin II (P840365). They are two major siderophores produced and secreted by Pseudomonas aeruginosa PAO1 to assimilate iron. It also has triphenyltin (T809350) decomposition capacity.
References Braud, A., et al.: J. Bacteriol., 191, 3517 (2009); Sun, G., et al.: Appl. Environ. Microb., 72, 7264 (2006)

Impurity Pilocarpine Hydrochloride EP Impurity C
Stability Hygroscopic
Applications Isopilocarpic Acid is a degradation product of Pilocarpine (P441500).
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 Szepesi, G. et al.: Pharmazie, 38, 94 (1983); Bundgaard, H. et al.: Int. J. Pharmac., 10, 281 (1982);

Applications Cresyl Diphenyl Phosphate-d7 Isomer 1 is the deuterated form of Cresyl Diphenyl Phosphate (C783015), which is a phosphorus flame retardant additive.
References van der Veen., et al.: Chemosphere, 88, 1119 (2012);

Applications 3-Hydroxypropionic Acid induces gene expressions and also functions as a reagent for industrial application.
References Zhou, S., et al.: Biotechnol. Biofuels, 8, 169 (2015)

Applications 3-Phenylpropionic Acid Methyl Ester is an ester derivative of 3-phenylpropionic acid that is sometimes present in fragrance ingredients.
References Belsito, D. et al.: Food Chem. Toxicol., 49, S256 (2011):

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 5-Amino-1-naphthalenesulfonamide Hydrochloride (cas# 1215328-08-7) is a compound useful in organic synthesis.

References Zeun, R., et al.: Pest Manag. Sci., 69, 527 (2013); Oostendorp, M., et al.: Phytopathology, 101, S133 (2011); Olaya, G., et al.: Phytopathology, 101, S132 (2011)

Applications m-Cresol is one of the components that make up liquid rice hull smoke, and may contribute to its anti-inflammatory effects in mice.
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 Kim, S., et al.: J. Agr. Food Chem., 59, 4570 (2011)

Applications 1,2-Dihydro-1,1,6-trimethyl-naphthalene is responsible for a "kerosene note" or "petrol" aromas in aged Riesling wines.
References Sacks, G., et al.: J. Agri. Food Chem., 60, 2998 (2012); Winterhalter, P., et al.: ACS Symposium Series, 1134, 125 (2013)

Applications Acetophenone-13C6 is an intermediate in synthesizing Ibuprofen-13C6 (I140003), a labelled Ibuprofen. It is a selective cyclooxygenase inhibitor (IC50=14.9uM). Inhibits PGH synthase-1 and PGH synthase-2 with comparable potency.
References Busson, M., et al.: J. Int. Med Res., 14, 53 (1986); Meade, E.A., et al.: J. Biol. Chem., 268, 6610 (1993); Davies, N.M., et al.: Clin. Pharmacokinet., 34, 101 (1998)

Applications 2H,2H,3H,3H-Perfluorooctanoic Acid is used in analytical studies for the identification of precursors and biodegradable products of perfluorinated and polyflorinated compounds using high resolution mass spectrometry.
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 Yamamoto, A., et al.: Anal. Bioanal., Chem., 406, 4745 (2014)

Applications 2-Phenylbutyrylurea is used in the synthesis and discovery of novel trypanosomicidal drug-like compounds which is useful in the treatment of diseases. A degradation product of Phenobarbitol (P316760).
References Castillo-Garit, J. et al.; Eur. J. Med. Chem., 46, 3324 (2011);

Applications Alpha-Amylcinnamyl Alcohol (cas# 101-85-9) is a useful research chemical.

Applications 7-Hydroxy-1,3-naphthalenedisulfonic acid is a coupling component used to prepare heterocyclic monoazo dyes.
References Naik, D., et al., Dyes and Pigments., 14,1 (1990); Bilimoria, J., et al.: Colourage, 57, 72 (2010)

Stability Hygroscopic
Applications A type of biodiesel with industrial applications. Used as a reagent in cholesterol photooxidation.
References Hu, P.C. et al.: J. Agri. Food Chem., 50, 3572 (2002); Yu, M.J. et al.: Kor. J. Chem. Eng., 28, 2287 (2011);

Applications 2,3-Dibromoanthracene is a useful synthetic intermediate. It is used to synthesize various acenes and acene derivatives such as Acenaphth[1,2-b]anthracene (A130745) which is mutagenic.
References Toyota, S., et al.: Sci. Syn., 45, 745 (2010); Durant, J., et al.: Mutat. Res-Genet. Tox., 371, 123 (1996)

Applications Isovaleryl L-Carnitine-d3 Chloride is labelled Isovaleryl L-Carnitine Chloride (I917580) which is used to prepare carnitine benzyl esters as neuroprotectant prodrugs.
References Gong, X., et al.: J. Chem. Res., 6, 327 (2008)

Applications Ferulic Acid-d3 4-O-Sulfate Disodium Salt, is a labeled analogue of Ferulic Acid 4-O-Sulfate Disodium Salt (F308920), a metabolite of Ferulic Acid. Ferulic Acid 4-O-Sulfate is one of the circulating metabolites in human plasma after consumption polyphenol-rich juice drink.
References Fumeaux, R., et al.: Org. Biomol. Chem., 8, 5199 (2010); Mullen, W., et al.: J. Agric. Food Chem., 58, 2586 (2010);

Applications Isovaleric Acid Methyl Ester is a volatile compound found in Albion and Juliette strawberry fruits that contributes to the flavor of the fruit.
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 Samykanno, K., et. al.: Sci. Hortic-Amsterdam, 164, 633 (2013)

Applications Hydrogen bonding in 8-Azaadenosine was examined in this study.8-Azaadenosine is one of the best substrates of highly purified rabbit liver adenosine kinase.
References Jeffrey, G., et al.: Int. J. Biol. Macromol., 7, 336 (1985).Miller, R., et al.: J. Biol. Chem., 254, 2346 (1979).

Impurity Beclomethasone Dipropionate EP Impurity B
Applications Beclomethasone 21-Acetate 17-Propionate (Beclomethasone Dipropionate EP Impurity B) is an impurity of Beclomethasone Dipropionate (B131030).

Applications An oleic acid synthetic analog that is an effective non-toxic anticancer drug with a wide spectrum against different types of cancer. An antihypertensive.
References Llado, V. et al.: J. Cell. Molec. Med., 14, 659 (2010); Alemany, R. et al.: J. Lip. Res., 47, 1762 (2006); Martinez, J. et al.: J. Pharmacol. Exp. Therap., 315, 466 (2005);

Impurity Betamethasone Dipropionate EP Impurity G
Applications Betamethasone Tripropionate (Betamethasone Dipropionate EP Impurity G) is a Betamethasone (B327000) related compound.
References Grootveld, M., et al.: Biochem. Pharmacol., 37, 271 (1988), Chen, B., et al.: Steriods, 74, 30 (2009), Mikami, E., et al.: J. Pharm. Biomed. Anal., 28, 261 (2002),

Stability Hygroscopic
Applications An anti-neoplastic - inhibits ribonucleoside reductase and DNA replication. A potential therapy for sickle cell anemia which involves the nitrosylation of sickle cell hemoglobin. Horseradish peroxidase catalyzes nitric oxide formation from hydroxyurea in the presence of hydrogen peroxide.
References Ratcliffe, W., et al.: Lancet, 339, 164 (1992), Roodman, G., et al.: Cancer, 80, 1557 (1997), Horwitz, M., et al.: J. Clin. Endocrinol. Metab., 2003, 88, 1603 (2003),

Applications Betamethasone 17-Butyrate is an impurity of Clobetasone 17-Butyrate (C583550), an glucocorticoid used for anti-inflammatory purposes.

Stability Light Sensitive
Applications Ciprofibrate Ethyl Ester is an impurity of ciprofibrate(C482475) is a hypolipemic agent, related structurally to Clofibrate (C586910). Ciprofibrate is used as an antilipemic.
References Davison, C., et al.: Drug. Metab. Dispos., 3, 520 (1975), Arnold, A., et al.: J. Pharm. Sci., et al.: 68, 1557 (1979), Tuchman-Duplessis, H., et al.: Toxicology, 12, 1 (1979),

Stability Hygroscopic
Applications An intermediate in the production of Rosuvastatin (R700500) derivatives.

Applications The major metabolite of Deflazacort.
References Bernareggi, A., et al.: J. Pharma. Biomed. Anal., 5, 177-81 (1987), Assandri, A., et al.: Xenobiotica, 13(3), 185 (1983), Martinelli, E., et al.: Drug Metab. Dispos., 7, 335 (1979),

Applications A metabolite of Digoxin (Dx) (D446575).
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 Fujii, Y., et al.: Clin. Chem., 37, 476 (1991), Salphati, L., et al.: Xenobiotica, 29, 171 (1999), Song, S., et al.: Drug Metab. Dispos., 27, 689 (1999),

Applications A related compound of Desloratadine (D290250).
References Krishna, K., et al.: J. Pharm. Biomed. Anal., 32, 29 (2003), Qi, M., et al.: J. Pharm. Biomed. Anal., 38, 355 (2005),

Applications A metabolite of Baclofen (c).
References Ault, B., et al.: Eur. J. Pharmacol., 71, 357 (1981),

Applications Potassium bromide is an ionic compound that is commonly used in chemistry to form a pellet that can be used to analyze a number of compounds by means of infrared spectroscopy. Potassium bromide is also used as an anticonvulsant to treat refractory seizures in humans and dogs.
References Kirkland, J.: Anal. Chem., 27, 1537 (1955); Korinthenberg, R., et al.: J. Child Neuro., 22, 414 (2007); Wilberley, S., et al.: Anal. Chem., 29, 210 (1957); Yohn, S., et al.: J. Am. Vet. Med. Ass., 201, 468 (1992)

Impurity Artemether USP Related Compound B
Applications Derivative of Artemisinin (A777500). Shows antimalarial and antifungal activity.
References Michael, O., et al.: Malaria J., 9, 335 (2010), Cesar, I., et al.: J. Pharm. Biomed. Anal., 54, 114 (2011), Galal, A. et al.: J. Nat. Prod. 68, 1274 (2005)

Applications A labelled protein kinase C inhibitor.
References Marki, H.P., et al.: Helv. Chimica Acta, 71, 320 (1988), Iwagami, H., et al.: Bull. chem. Soc. Jpn., 63, 3073 (1990), Funahashi, T., et al.: J. Bacteriol., 184, 936 (2002),

Stability Hygroscopic
Applications A metabolite of Azelastine (A808250).
References Heinemann, U. et al.: J. Chrom. B Anal. Tech. Biomed. Life Sci., 793, 389 (2003); Tasaka, K., et al.: Arzneim.-Forsch., 29, 488 (1979);

Applications A metabolite of Tramadol.
References Lintz, V.W., et al.: Arzneim.-Forsch./Drug Res., 31, II, 11, 1932 (1981)

Stability Temperature and Light Sensitive, unstable in solution
Applications Vitamin K1 Hydroxide is a derivative of Vitamin K1 (V676080), which occurs widely in green plants, algae, and photosynthetic bacteria.
References Hassan, M.M.A., et al.: Anal. Profiles Drug Subs., 17, 449 (1988), Breton, J., et al.: Biochemistry, 33, 12405 (1994), Dowd, P., et al.: Science, 269, 1684 (1995),