Alpha-bloquants

Applications Mirtazapine-d4 is the labeled analogue of Mirtazapine (M365000), which is an α2-Adrenergic blocker, analogue of Mianserin, and antidepressant.
References De Boer, T., et al.: Neuropharmacology, 27, 399 (1988), Smith, W.T., et al.: Psychopharmacol. Bull., 26, 191 (1990);

Applications 4-Methyl-1-(3-methyl-2-pyridinyl)-2-phenylpiperazine is an impurity of Mirtazapine (M365000). Mirtazapine impurity E.
References De Boer, T., et al.: Neuropharmacology, 27, 399 (1988), Wynia, G., et al.: J. Chromatography, A 773, 339 (1997),

Applications A labelled metabolite of Carvedilol (C184625). It is used in the treatment of hypertension.
References Sponer, G., et al.: J. Cardiovasc. Pharmacol., 9, 317 (1987), Fujimaki, M., ET AL.: Xenobiotica, 20, 1025 (1990), Ruffolo, R., et al.: Eur. J. Clin. Pharmacol., 38, S82 (1990), Schaefer, W.H., et al.: Drug Metab. Dispos., 26, 10, 958 (1998),

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 Used in the preparation of Mirtazapine (M365000) impurities.

Applications An optically active metabolite of Carvedilol (C184625), a nonselective ß-adrenergic blocker with α1-blocking 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 Sponer, G., et al.: J. Cardiovasc. Pharmacol., 9, 317 (1987), Fujimaki, M., ET AL.: Xenobiotica, 20, 1025 (1990), Ruffolo, R., et al.: Eur. J. Clin. Pharmacol., 38, S82 (1990), Schaefer, W.H., et al.: Drug Metab. Dispos., 26, 10, 958 (1998),

Impurity Carvedilol EP Impurity C; Carvedilol Impurity C; Carvedilol USP C
Applications N-Benzyl Carvedilol (Carvedilol EP Impurity C) is an impurity of Carvedilol (C184625) and a degradation product in Carvedilol tablets.
References Karle, C., et al.: Cardiovasc. Res., 49, 361 (2001), Chen, J., et al.: Acta Cardiol. Sin., 19, 93 (2003), Xiang, T., et al.: Pharm. Res., 22, 1205 (2005),

Applications A carvedilol Impurity.

Applications Piperazine derivative used as reference materials for forensic laboratories. They affect the central and the autonomic nervous systems, the blood pressure, and smooth muscle.
References Brady, J., et al.: Drug Dev. Res., 20, 231 (1990), Winter, J., et al.: J. Pharmacol. Exp. Ther., 262, 682 (1992), Ator, N., et al.: Eur. J. Pharmacol., 241, 237 (1993), Forster, E., et al.: Eur. J. Pharmacol., 281, 81 (1995),

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 Tamsulosin is a specific α1-adrenoceptor antagonist. Used in the treatment of benign prostatic hypertrophy.
References Kawabe, K., et al.: J. Urol., 144, 908 (1990), Abrams, P., et al.: Br. J. Urol., 76, 325 (1995), Michel, M.C., Expert Opin. Pharmacother., 5, 151 (2004),

Applications Methyl 1,4-Benzodioxan-2-carboxylate is an intermediate used to prepare 2,3-dihydrobenzo[b|[1,4|dioxin- and indolealkylamine derivatives as potential antidepressants.
References Wang, S., et al.: Archiv der Pharmazie (Weinheim, Germany), 347, 32 (2014); Wang, S., et al.: Bioorg. Med. Chem. Lettt., 24, 1766 (2014)

Impurity Mirtazapine
Applications A labelled metabolite of Mirtazapine, α2-adrenergic blocker.
References De Boer, T., et al.: Neuropharmacology, 27, 399 (1988), Smith, W.T., et al.: Psychopharmacol. Bull., 26, 191 (1990)

Applications Mirtazapine N-Glucuronide is a metabolite of Mirtazapine (M365000), an α2-Adrenergic blocker; analogue of Mianserin. Antidepressant.
References Smith, D.A., RSC Drug Discovery Series, 1, 193 (2010); De Boer, T., et al.: Neuropharmacology, 27, 399 (1988); Smith, W.T., et al.: Psychopharmacol. Bull., 26, 191 (1990)

Applications N-Formyl Cardevilol is an impurity of Carvedilol (C184625).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Impurity Mirtazapine EP Impurity C; Mirtazapine USP Related Compound C
Applications 1-Oxo Mirtazapine (Mirtazapine Impurity C; Mirtazapine USP Related Compound C) is an impurity of Mirtazapine. Mirtazapine EP Impurity C.
References De Boer, T., et al.: Neuropharmacol., 27, 399 (1988), Vindevogel, J., et al.: Anal. Chem., 63, 1530 (1991), Wynia, G., et al.: J. Chromatogr., 773, 339 (1997),

Applications A metabolite of Mirtazapine (M365000). This compounds contains some of the alpha anomer.
References Sandker, G., et al.: Xenobiotica, 24, 143 (1994), Dahl, M., et al.: Clin. Drug Invest., 13, 37 (1997),

Impurity Carvedilol EP Impurity D; Carvedilol USP-D
Applications 4-(2,3-Epoxypropoxy)carbazole (Carvedilol EP Impurity D; Carvedilol USP-D) is an intermediate in the synthesis of Carvedilol (C184625).

Applications An impurity in the synthesis of Silodosin (S465000), an α1a-adrenoceptor antagonist. It is used in treatment of benign prostatic hypertophy.
References Barve, I. et al.: Tetra., 69, 2834 (2013); Shibata, K., et al.: Mol. Pharmacol., 48, 250 (1995), Murata, S., et al.: J. Urol., 164, 578 (2000),

Impurity Carvedilol Impurity A; Carvedilol USP A
Applications An impurity from the process of Carvedilol (C184625). Carvedilol impurity A. Carvedilol USP A.

Applications (R)-Tamsulosin-d4 Hydrochloride is the labeled analogue of (R)-Tamsulosin Hydrochloride (T006350), a specific α1-adrenoceptor antagonist. It is used in the treatment of benign prostatic hypertrophy.
References Kawabe, K., et al.: J. Urol., 144, 908 (1990); Abrams, P., et al.: Br. J. Urol., 76, 325 (1995); Michel, M.C., Expert Opin. Pharmacother., 5, 151 (2004)

Applications 1-Bromo-3-chloropropane can be used safer and equally efficient alternative to chloroform as a phase-separation agent in the 1-step method of RNA isolation from biological samples such as animal and plant tissue.
References Chomczynski, P. et al.: Anal. Biochem., 225, 163 (1995); Chey, S. et al.: Anal. Biochem., 411, 164 (2011);

Applications A metabolite of Carvedilol (C184625).
References McGurk, K., et al.: Biochem. Pharmacol., 55, 1005 (1998), Tukey, R., et al.: Annu. Rev. Pharmacol. Toxicol., 40, 581 (2000), Bowalgaha, K., et al.: Br. J. Clin. Pharmacol., 52, 605 (2001), Richardson, T., et al.: Drug Metab. Dispos., 34, 351 (2006),

Applications A metabolite of Mirtazapine, α2-adrenergic blocker.
References De Boer, T., et al.: Neuropharmacology, 27, 399 (1988), Smith, W.T., et al.: Psychopharmacol. Bull., 26, 191 (1990)

Applications N,N-Diethylcyanoacetamide (cas# 26391-06-0) is a compound useful in organic synthesis.

Stability Hygroscopic
Applications Semicarbazide Hydrochloride is a metabolite of Nitrofuran (N493840), a minor antimicrobial used in veterinary medicine affecting semicarbazide-sensitive amine oxidase (SSAO) activity (1). Semicarbazide may be found in from nitrofuran residues in honey extracts (2) as well as milk from dairy cows (3). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.Environmental contaminants; Food contaminants; Heat processing contaminants.
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 1. Elliott J. et al.: J Pharm Pharmacol. 1989 Jan;41(1):37-41. 2. Tribalat L. et al.: Anal Bioanal Chem. 2006 Dec;386(7-8):2161-8. 3. Chu, P. et al.: J. Agric. Food Chem. 2007 Feb:55(6);2129-2135

Applications An α2-Adrenergic blocker; analogue of Mianserin. Antidepressant.
References De Boer, T., et al.: Neuropharmacology, 27, 399 (1988), Smith, W.T., et al.: Psychopharmacol. Bull., 26, 191 (1990)

Applications A metabolite of Carvedilol (C184625), a nonselective β-adrenergic blocker with α1-blocking activity.
References Sponer, G., et al.: J. Cardiovasc. Pharmacol., 9, 317 (1987), Fujimaki, M., et al.: Xenobiotica, 20, 1025 (1990), Ruffolo, R., et al.: Eur. J. Clin. Pharmacol., 38, S82 (1990), Clohs, L., et al.: J. Pharm. Biomed. Anal., 31, 407 (2003),

Impurity Carvedilol EP Impurity B; Carvedilol Impurity B; Carvedilol USP B
Applications Carvedilol Bis-carbazole (Carvedilol EP Impurity B; Carvedilol Impurity B; Carvedilol USP B) is an impurity from the process of Carvedilol (C184625).

Applications Silodosin is an α1a-adrenoceptor antagonist. It is used in treatment of benign prostatic hypertrophy.
References (1) Shibata, K., et al.: Mol. Pharmacol., 48, 250 (1995) (2) Murata, S., et al.: J. Urol., 164, 578 (2000)

Applications Carvedilol-d5 is the labelled analog of Carvedilol, a nonselective β-adrenergic blocker with α1-blocking activity. Carvedilol is 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), Packer, M., et al.: N. Engl. J. Med., 334, 1349 (1996),

Impurity Carvedilol EP Impurity E; Carvedilol Impurity E; Carvedilol USP E
Applications 2-(2-Methoxyphenoxy)ethylamine Hydrochloride (Carvedilol EP Impurity E; Carvedilol Impurity E; Carvedilol USP E) is an impurity of Carvedilol synthesis.
References Smith, L., et al.: J. Med. Chem., 20, 1653 (1977),

Applications A vascularly inactive metabolite of Carvedilol (C184625). A novel antihypertensive agent, is a potent antioxidant.
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 Sponer, G., et al.: J. Cardiovasc. Pharmacol., 9, 317 (1987), Rapola, J., et al.: Lancet, 349, 1715 (1997), Gao, F., et al.: Eur. J. Pharmacol., 406, 109 (2000),

Applications Carvedilol is a nonselective β-adrenergic blocker with α1-blocking activity. Carvedilol is 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); Packer, M., et al.: N. Engl. J. Med., 334, 1349 (1996);

Applications 2-Chloro-3-cyanopyridine (cas# 6602-54-6) is a compound useful in organic synthesis.

Applications (αR)-4-Methoxy-α-methyl-N-[(1R)-1-phenylethyl]benzeneethanamine is used in the symthesis of Formoterol (F693400).
References Hett, R., et al.: Tetrahedron Lett., 38, 1125 (1997),

Applications S-Mirtazapine is an enantiomer of Mirtazapine (M365000); an antidepressant. R-Mirtazapine showed antinociceptive effects in acute thermal nociception, whereas S-Mirtazapine showed pronociceptive effects.
References Muth-Selbach, Uta., et al.: Brain Res. Bull., 79(1), 63-68 (2009); Smith, Donald F., et al.: Psychopharmacology, 200(2), 273-279 (2008); Freynhagen, Rainer., et al.: Brain Res. Bull., 69(2), 168-173 (2006)

Applications 3,4-Dichloro Trazodone is the dichlorinated analogue and impurity of the antidepressant agent Trazodone (T718500).
References Pai, N.R. et al.: J. Chem. Pharmac. Res., 2, 458 (2010); Pai, N. et al.: Int. J. Pharmac. Sci. Rev. Res., 4, 180 (2010);

Applications A new known impurity of Carvedilol (C184625), published in Carvedilol USP monograph.

Stability Hygroscopic
Applications A possible metabolite of Trazodone-HCl (T718500).