Beta Blockers

<p>Applications Pindolol (P468000) impurity.<br></p>

<p>Impurity Ezetimibe Tetrahydropyran Impurity<br>Applications Ezetimibe (E975000) tetrahydropyran impurity.<br></p>

<p>Impurity Timolol EP Impurity G; Timolol BP Impurity G<br>Stability Moisture Sensitive<br>Applications 4-​(4-Morpholinyl)​-1,​2,​5-​thiadiazol-​3(2H)​-​one 1-Oxide (Timolol EP Impurity G; Timolol BP Impurity G) is an impurity of Timolol (T4437005), an antihypertensive, an adrenergic blocking agent (1); antiarrhythmic (class II); antianginal; antiglaucoma (2) and antihypertensive (3) agent.<br>References 1. Wasson, B. et al.: J. Med. Chem. 1972 Jun;15(6):651-5.2. Heel, R. et al.: Drugs. 1979 Jan;17(1):38-55.3. Rofman, et al.: Hypertension. 1980 Sep-Oct;2(5):643-8.<br></p>

<p>Stability Hygroscopic<br>Applications A labelled metabolite of Propranolol.<br>References Walle, T., et al.: Drug Metab. Dispos., 13, 204 (1985), Mason, R., et al.: J. Med. Chem., 34, 869 (1991), Anderson, R., et al.: Biochem. Pharmacol., 52, 341 (1996), Hung, D., et al.: J. Pharmacol. Exp. Ther., 297, 780 (2001),<br></p>

<p>Applications Labelled Celiprolol. Cardioselective β1-adrenergic blocker. Antihypertensive, antianginal.<br>References Mazzo, D.J., et al.: Anal. Profiles Drug Subs., 20, 237 (1991), Meininger, C., et al.: Biochem. J., 349, 353 (2000), Ruan, H., et al.: Diabetes, 51, 1319 (2002), Liao, Y., et al.: Circulation, 110, 692 (2004),<br></p>

<p>Impurity Atenolol USP Related Compound D; Atenolol EP Impurity F<br>Applications 4,4'-[[(1-methylethyl)imino]bis[(2-hydroxy-3,1-propanediyl)oxy]]bis-benzeneacetamide (Atenolol USP Related Compound D; Atenolol EP Impurity F) is an impurity of Atenolol (A790075), a cardioselective β-adrenergic blocker.<br>References Caplar, V., et al.: Anal. Profiles Drug Subs., 13, 1 (1984); Caplar, V., et al.: Acta. Pharma. Jugoslavica., 33, 71 (1983);<br></p>

<p>Stability Hygroscopic<br>Applications Pravastatin Lactone is a metabolite of Pravastatin (P702000).<br>References Boberg, M., et al.: Drug Metab. Dispos., 25, 321 (1997), Neuvonen, P., et al.: Clin. Pharmacol. Ther., 63, 332 (1998), Boyd, R., et al.: J. Clin. Pharmacol., 40, 91 (2000),<br></p>

<p>Impurity Metoprolol USP Related Compound B<br>Applications An intermediate for the synthesis of β-chlorohydrins and β-chloroamines. An impurity found in metoprolol. Metroprolol USP Related Compound B.<br>References Moore, R., et al.: Marine Natural Products, 1, 43 (1978),<br></p>

<p>Applications A metabolite of Metoprolol.<br>References Lennard, M.S., et al.: Br. J. Clin. Pharmacol., 14, 713 (1982), Gengo, F.M., et al.: Clin. Pharmacol. Ther., 36, 320 (1984),<br></p>

<p>Applications Benzthiazide is a diuretic, antihypertensive agent.<br>References Mollica, J., et al.: J. Pharm. Sci., 58, 635 (1969), Chienthavorn, O., et al.: J. Pharm. Biomed. Anal., 36, 477 (2004),<br></p>

<p>Applications Perindoprilat is an angiotensin-converting enzyme (ACE) inhibitor and antihypertensive.<br>References Pascard, C., et al.: J. Med. Chem., 34, 663 (1991)<br></p>

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

<p>Applications Labelled Penbutolol (P220500). A β-adrenoceptor antagonist. Antihypertensive.<br>References Armstrong, D., et al.: Anal. Chem., 66, 1473 (1994), Kato, M., et al.: J. Pharm. Biomed. Anal., 30, 1845 (2003),<br></p>

<p>Stability Hygroscopic<br>Applications Used as an antihypertensive.This compound is very unstable in solution and will hydrolyze readily to give benazapril.<br></p>

<p>Applications A metabolite of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Atorvastatin is the only drug in its class specfically indicated for lowering both elevated LDL-cholesterol and triglycerides in patients with hypercholesterolemia.<br>References Smith, S., et al.: Am. J. Cardiol., 80, 10H (1997), Jacobsen, W., et al.: Drug Metab. Dispos., 28, 1369 (2000), Istvan, E., et al.: Science, 292, 1160 (2001), Tabernero, L., et al.: J. Biol. Chem., 278, 19933 (2003), Bratton, L., et al.: Bioorg. Med. Chem., 15, 5576 (2007),<br></p>

<p>Stability Hygroscopic<br>Applications A metabolite of Nebivolol.<br>References Stoleru, L., et al.: J. Cardiovasc. Pharmacol., 22, 183 (1993), Cockcroft, J., et al.: J. Pharmacol. Exp. Ther., 274, 1067 (1995), Stoschitzky, K., et al.: Cardiovasc. Drugs Ther., 16, 133 (2002), Poole-Wilson, P., et al.: Lancet, 362, 7 (2003),<br></p>