Estándares farmacéuticos

Impurity Beclomethasone Dipropionate EP Impurity D
Applications 9-Deschloro-9-bromo Beclomethasone Dipropionate (Beclomethasone Dipropionate EP Impurity D) is an impurity of Beclomethasone Dipropionate (B131030).
References Shou, M. et al.: J. Pharmac. Biomed. Anal., 50, 356 (2009); Johnston, S. et al.: J. Chrom. Sci., 48, 733 (2010);

Applications Atorvastatin (A791750) impurity.
References Kearney, A.S., et al.: Pharm. Res., 10, 1461 (1993); Heinonen, T.M., et al.: Clin. Ther., 18, 853 (1996);

Applications 3-(4-Chlorophenyl)glutaric Acid (cas# 35271-74-0) is a compound useful in organic synthesis. Baclofen Impurity 1

Applications 4-Amino-1-naphthalenesulfonic acid has potent therapeutic applications. Its sodium salt has been used as non-toxic hemostatic. It is also a metabolite of azo dyes.
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 Alonso, M., et al.: Anal. Chim. Acta, 400, 211 (1999); Chung, K., et al.: Appl. Environ. Microb., 42, 641 (1981)

Impurity Fluticasone USP Related Compound B
Applications An impurity of Fluticasone Propionate (F599500), a derivative of Flumethasone (F455000). An antiallergic; anti-asthmatic; anti-inflammatory. Fluticasone USP Related Compound B.
References Matuszewski, B, et al.: Anal. Chem., 75, 3019 (2003), Fekete, S., et al.: J. Pharm. Biomed. Anal., 49, 64 (2009), Meltzer, E.O., et al.: J. Allergy Clin. Immunol., 86, 221 (1990), Mitchison, H.C., et al.: Gut, 32, 260 (1991), Phillipps, G.H., et al.: J. Med. Chem., 37, 3717 (1994)

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),

Stability Hygroscopic
Applications Ferulic Acid 4-O-Sulfate is 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 Potassium p-Nitrophenyl Sulphate (cas# 6217-68-1) is a compound useful in organic synthesis.

Applications A metabolite of Acepromazine (A130900).
References Cossum, P., et al.: Drug Dispos., 9, 321 (1988), Stowell, L., et al.: J. Anal. Toxicol., 22, 166 (1998),

Applications Ethyl 2-[N-[(2'-Cyanobiphenyl-4-yl)methyl]amino]-3-nitrobenzoate is a useful reagent in synthesis of candesartan cilexitil.
References Zhu, Y., et al.: Zhongguo Yaowu Huaxue Zazhi, 13, 31 (2003); Cao, R., et al.: Zhongguo Yiyao Gongye Zazhi, 34, 425 (2003);

Applications 7-Methoxy-4-(trifluoromethyl)coumarin is a biochemical for proteomics research.

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 3,5-Dinitropyridine is used as an azabenzyne pyrolytic precursor. The anion radical of 3,5-dinitropyridine aundergoes reversible dimerization reactions.
References Winkler, M., et al.: J. Am. Chem. Soc., 126, 6135 (2004); Macias-Ruvalcaba, N., et al.: J. Electroanal. Chem., 600, 294 (2007)

Stability Hygroscopic
Applications Labelled Adenosine 5’-Monophosphate (A281790), a naturally occurring nucleotide. A useful ligand determinant that facilitate the binding of APS reductase inhibitors and activates adenosine receptor agonists.
References Hong, J.A. et al.: J. Med. Chem., 52, 5485 (2009); Korboukh I. et al.: J. Med. Chem., 55, 6467 (2012)

Stability Hygroscopic
Applications The optically active isomer of Carvedilol (C184625), a nonselective ß-adrenergic blocker with a1-blocking activity. An antihypertensive used in the treatment of congestive heart failure.
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 Hirohashi, M., et al.: Arzneim.-Forsch., 40, 735 (1990),

Applications A labelled nonsteroidal anti-inflammatory drug (NSAID); activity resides primarily in the (S)-isomer.
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 Selenosulfuric Acid Disodium Salt is used in the synthesis of CdSe photocatalysts with enhanced photocatalytic ativitys. Possible application towards industrial wastewater treatment and pollutant removal.
References Lim, C. et al.: Bull. Korean Chem Soc., 32, 1657 (2011);

Applications 3'-Aminoacetophenone has potential anti-bacterial properties in addition to being used in the synthesis of selective antagonists at human A2B adenosine receptors. As well, it is used in the synthesis of HIV-1 Integrase Inhibitors.
References Kim, Y.C. et al.: J. Med. Chem., 43, 1165 (2000); Pais, G.C.C. et al.: J. Med. Chem., 45, 3184 (2002);

Applications Cesium Carbonate is used in the preparation of prodrugs based upon phosphonooxymethyl as HIV-1 attachment inhibitors. Also used in the synthesis of dodecahedral nanocrystals as effective antibacterial agents.
References Leahy, D. et al.: Org. Proc. Res. Dev., 17, 1440 (2013); He, J. et al.: Dalton Trans., 42, 15637 (2013);

Applications A crystalline water-soluble reagent that is useful for specific, reversible modification of the guanidino groups of arginine residues. Suitable for use with small arginine-containing molecules.
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 Wallace, C.J.A., et al.: Biochem. J., 215, 651 (1983), Dailey, H.A., et al.: J. Biol. Chem., 261, 7902 (1986),

Stability Hygroscopic
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 Juvenile Hormone B 3 is a sesquiterpenoid produced by the larval ring gland and adult corpus allatum (CA) of Drosophila melanogaster. Juvenile hormones regulate development, reproduction, diapause, and polyphenisms.
References Wang, Ch., et al.: Gen. Comp. Endocr., 176, 347 (2012); Bendena, W.G., et al.: Gen. Comp. Endocr., 172, 56 (2011); Wyatt, G., Davey, K.: Adv. Insect Physiol., 26, 1 (1996); Nijhout, H.: Insect Hormones (Princeton Univ. Press, Princeton) (1994)

Impurity Anastrozole Monoamide Impurity
Applications Anastrozole Monoamide is a derivative of Anastrozole (A637425), an aromatase inhibitor. Used as an antineoplastic.
References Plourde, P.V., et al.: Breast Cancer Res. Treat., 30, 103 (1994), Buzdar, A.U., et al.: Cancer, 79, 730 (1997)

Applications A Rosuvastatin (R700500) intermediate as HMG-CoA reductase inhibitor.
References Beck, et al.: J. Med. Chem., 33, 52 (1999),

Stability Unstable at Room Temperature
Applications 7-Methyl-6-thioguanosine Chloride is a compound useful in organic synthesis.

Stability Hygroscopic
Applications A metabolite of Cortisol (H714615).
References Quinkler, M., et al.: J. Clin. Endocrinol. Metab., 88, 2384 (2003), Draper, N., et al.: J. Endocrinol., 186, 251 (2005), Kotlowska, A., et al.: Clin. Biochem., 42, 448 (2009),

Applications apo-Ipratropium Bromide is an intermediate used in the preparation of quaternary salts of alkaloids.
References Ivanov, V., et al.: Farmatsiya17, 18 (1967)

Applications Tizanidine (T449500) intermediate.

Impurity Diltiazem EP Impurity F
Applications Desacetyl Diltiazem (Diltiazem EP Impurity F) is a metabolite of Diltiazem (D460620).
References Shallcross, H., et al.: Br. Med. J., 295, 1236 (1987), Yeung, P.K.F., et al.: Drug Metab. Dispos., 18, 1055 (1990), Cashman, J.R., et al.: J. Med. Chem., 34,2049 (1991),

Applications (-)-Lupinine is an alkaloid capable of counteracting ethanol anesthesia.

Applications Labelled Isoprothiolane, a dithiolane pesticide. Isoprothiolane is commonly used in agriculture as a fungicide to control planthoppers and blast disease in rice plants.
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 Chin, K.M.: Malay. Agric. J., 50, 221 (1975); Ikeda, Y. et al.: Biosci. Biotech. Biochem., 57, 288 (1993); Nakamura, H.: Rev. Plant Prot. Res., 10, 1 (1977); Reddy, A.P.K. et al.: Pesticide, 22, 21 (1988);

Applications Glutaurine Sodium Salt is the salt of Glutaurine (G597350) which has been observed to display antiepileptic effects with anti-amnesia properties. Mimics anxiolytic drug Diazepam (D416855).
References Bittner, S. et al.: Amino Acids., 28, 343 (2005); Uemura, S. et al.: Brain. res., 594, 347 (1992);

Applications 2,2'-Dinitrodibenzyl is an intermediate in the synthesis of Carbamazepine (C175840), an antiepileptic drug that is used to treat patients with trigeminal neuralgia and psychiatric disorders (such as depression and bipolar disorder).
References Greil, W.,et al.: J. Affect. Disord., 43, 151 (1997); Lerer, B., et al.: Spina, E., et al: Clin. Pharm., 31, 198 (1996)

Stability Hygroscopic
Applications Urolithin C is used in biological studies to evaluate the metabolite antioxidant activity.
References Ishimoto, H., et. al.: Bioorg. Med. Chem. Lett., 21, 5901 (2011);

Applications Urolithin A is a major metabolite of ellagitannin and exhibits anti-inflammatory and antioxidant properties.
References Ishimoto, H., et. al.: Bioorg. Med. Chem. Lett., 21, 5901 (2011);

Stability Hygroscopic
Applications Benfotiamine-Amide is an analog of Benfotiamine, which is a Vitamin B1 analog. Synthetic S-acyl derivative of Thiamine (T344185).
References Stracke, H., et al.: Exper. Clin. Endocrinol., Diabetes, 116, 600 (2008), Gohil, V., et al.: Nat., Biotechnol., 28, 249 (2010),

Applications Testosterone (T155000) derivative.
References McFarland, K., et al.: Science, 245, 494 (1989), Heckert, L., et al.: Mol. Endocrinol., 12, 1499 (1998), Themmen, A., et al.: Endocr. Rev. 21, 551 (2000), Kumar, R., et al.: Biol. Reprod., 65, 710 (2001),

Applications 1,2-Benzenedicarboxylic Acid, mixed decyl and hexyl and octyl diesters_x000D_(1:1:1 Mixture of B185420 and D228455 and D228460) (cas# 68648-93-1) 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 2,5-DICHLORO-4-NITROPHENOL (cas# 5847-57-4) is a useful research chemical.

Applications Bupivacaine metabolite.
References Goehl, T. J. et al.: Xenobiotica 3, 761 (1973)

Applications Enzalutamide Carboxylic Acid is used as hormone therapies to prevent androgen-fuled growth of castrate-resistant prostate cancer.
References Tomasz, M.B., et al.: New Engl, J. Med., 424, 371 (2014);

Applications S 23 is a selective androgen receptor modulator.
References Thevis, M., et al.: Drug Testing and Analysis, 2, 589 (2010); Jones, A., et al.; Endocr., 150, 385 (2009)

Applications Benzyldecyldimethylammonium Chloride is a biocide.
References Lee, M., et al.: Appl. Micro. Biotech., 87, 1109 (2010); Campanac, C., et al.: Antimicrob. Agents Ch., 46, 1469 (2002); Shen, J., et al.: Anal. Chem., 62, 116 (1990)

Applications Labelled Dihydroisoferulic Acid 3-O-β-D-Glucuronide, the glucuronide conjugate of Dihydroisoferulic Acid (H946365). Dihydroisoferulic Acid 3-O-β-D-Glucuronide is a minor circulating metabolite in human plasma after ingestion of coffee and can be used as a biomarker of coffee consumption.
References Fumeaux, R. et al.: Org. Biomol. Chem., 8, 5199 (2010); Stalmach, A. et al.: Drug Metab. Disp., 37, 1749 (2009);

Applications Testosterone 17-Phenylpropionate, is one of the 17β-fatty acid esters of testosterone, that is increasingly misused by athletes in an attempt to improve sports performance, and thus can be used in doping control. It can also be used as a therapy in glucocorticoid-treated patients to increase the circulating testosterone concentration.
References Shackleton, C. H. L., et al.: Steroids, 62 (7), 523 (1997); Reid, I. R., et al.: Archives Internal Med., 156 (11), 1173 (1996);