Toxicología

<p>Stability Hygroscopic<br>Applications 3-Sulfoglycolithocholic Acid Disodium Salt is a derivative of Lithocholic acid (L469180). Lithocholic acid (LCA) is a putative tumor promoter,that is shown to be able to inhibit mammalian DNA polymerase β.<br>References Ogawa, A., et al.: Jap. J. Canc. Res., 89, 1154 (1998)<br></p>

<p>Applications Metabolite of 5α-Androst-16-en-3β-ol<br>References Gower, D., et al.: J. Steroid Biochem. Mol. Biol., 63, 81 (1997), Zorko, M., et al.: Steroids, 65, 46 (2000), Diel, P., et al.: Toxicol. Lett., 169, 64 (2007),<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 Used as an antihypertensive.This compound is very unstable in solution and will hydrolyze readily to give benazapril.<br></p>

<p>Applications 4-Hydroxyatorvastatin is a hydroxylated 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 One of the bioactive forms of Riboflavin. Nutritional factor found in milk, eggs, malted barley, liver, kidney, heart, leafy vegetables. Richest natural source is yeast. Minute amounts present in all plant and animal cells. Vitamin (enzyme cofactor).<br>References Unna, K., et al.: J. Pharmacol. Exp. Ther., 76, 75 (1942), Rivlin, et al.: N. Engl. J. Med., 283, 463 (1970), Al-Shammary, F.J., et al.: Anal. Profiles Drug Subs., 19, 429 (1990),<br></p>

<p>Applications A new indicator for the determination of organic acid anhydrides by the morpholine method.<br>References Ruch, J.E., et al.: Anal. Chem., 47, 2057 (1975),<br></p>

<p>Applications Dabigatran Carboxamide Ethyl Ester is an impurity of Dabigatran Etexilate Mesylate (D100150) which is a nonpeptide, direct thrombin inhibitor.<br>References Hauel, N., et al.: J. Med. Chem., 45, 1757 (2002); Mungall, D., et al.: Curr. Opin. Invest. Drugs, 3, 095 (2002); Stangier, J., et al.: J. Clin. Pharmacol., 45, 555 (2005)<br></p>

<p>Impurity Fulvestrant EP Impurity B<br>Applications A metabolite of Fulvestrant (F862500).<br>References Rao, P., et al.: J. Steroid Biochem., 25, 417 (1986), Wakeling, A., et al.: J. Steroid Biochem. Mol. Biol., 43, 173 (1992), DeFriend, D., et al.: Cancer Res., 54, 408 (1994),<br></p>

<p>Applications N2'-Deacetyl-N2'-[3-(methylthio)-1-oxopropyl]-maytansine is an active metabolite of Maytansine (M197940), inhibits in vitro polymerization of tubulin and is used in the treatment of advanced breast cancer.<br>References Remillard, S., et. al.: Science, 189, 1002 (1975); Prota, A.E., et. al.: P. Natl. Acad. Sci. USA, 111, 13817 (2014)<br></p>

<p>Applications Minor Cisapride (C496400) metabolite.<br>References Meuldermans, W., et al.; Drug Metab. Disposition, 16, 410 (1988), Lowry J., et al.; Clin. pharmacol. ther., 73, 209 (2003), Shao L., et al.: Bioorg. Med. Chem. Lett., 19, 5679 (2009),<br></p>

<p>Applications epi Dienogest, is metabolite of Dienogest (D441870), a derivative of 19-Nortestosterone, that in combination with estrogencan acts as oral contraceptive.<br>References Hubner, M., et al.: Arzneim.-Forsch., 30, 401 (1980), Spona, J., et al.: Contraception, 56, 185 (1997), Foster, R.H., et al.: Drugs, 56, 825 (1998),<br></p>

<p>Impurity Olmesartan Medoxomil EP Impurity D<br>Applications Olmesartan medoxomil intermediate.<br>References Birkenhager, W., et al.: J. Hypertens, 17, 873 (1999), Whittaker, A., et al.: Br. J. Cardiol., 12, 125 (2005),<br></p>

<p>Stability Hygroscopic<br>Applications A labelled metabolite of Caffeine.<br>References Suto, M., et al.: Anticancer Drug Des., 6, 107 (1991), Burkart, V., et al.: Nat. Med., 5, 314 (1999), Hassa, P., et al.: J. Biol. Chem., 278, 45145 2003), Veres, B., et al.: J. Pharmacol. Exp. Ther., 310, 247(2004),<br></p>

<p>Applications Labelled Diltiazem (D460620). A calcium channel blocher with vasodilating activity. Antianginal; antihypertensive; antiarrhythmic (class IV).<br>References Sato, et al.: Arzneim.-Forsch., 21, 1338 (1971), Smirnov, S.R.: Eur. J. Pharmacol., 360, 81 (1998), Hansson, L., et al.: Lancet, 356, 359 (2000),<br></p>

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

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

<p>Applications A tobacco smoke-derived nitrosamine which is activated by multiple human cytochrome P 450s including the polymorphic human cytochrome P 4502D6.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Castonguay, A., et al.: Cancer Lett., 46, 93 (1989), Crespi, C.L., et al.: Carcinogenesis, 12, 1197 (1991),<br></p>

<p>Applications An oxidative product of the drug Norethindrone (N676000). Norethindrone impurity.<br>References Reif, V., et al.: Pharmaceutical Res., 4, 54 (1987), Rao, P., et al.: Steroids, 59, 621 (1994),<br></p>

<p>Stability Hygroscopic<br>Applications Decarboxy Cilastatin is an impurity in the synthesis of Cilastatin (C441100), prevents renal metabolism of penem and carbapenem antibiotics by specific and reversible dehydropeptidase I inhibition. Antibacterial adjunct.<br>References Finlay, K.R., et al.: Invest. Ophthalmol. Visual Sci., 24, 1147 (1983), Norrby, S.R., et al.: Antimicrob. Agents Chemother., 23, 300 (1983), Washburn, D.E., et al.: J. Antimicrob. Chemother., 12, 39 (1983),<br></p>

<p>Applications Methyl Benzilate is a reactant in the synthesis of Trimethadione (T796155), an anticonvulsant and antiepileptic agent used in the treatment of pregnant women. Prenatal exposure to snti-epileptic drugs (AEDs) has indicated increased risk of major or minor congenital malformation.<br>References Pastore, V., et. al.: Bioorg. Med. Chem., 21, 841 (2013); Ahir, B. et al.: Toxicol. Vitro., 28, 948 (2014); Pastore, V. et al.: Bioorg. Med. Chem., 21, 841 (2013)<br></p>

<p>Stability Form Trimer in solution<br>Applications 2-Fluoro-6-hydroxyphenylboronic Acid is a synthetic reagent used in the preparation of alkylene-bridged [(3,4-dihydro-2H-benzo[b][1,4]oxazinyl) or (piperidinyl)(biphenyl-3-yl)pyrazolo[1,5-a]pyrimidinyl](tert-butoxy)acetic acid derivatives as HIV integrase inhibitors for treating HIV infection.<br>References Naidu, N., et al.: PCT Int. Appl. (2014), WO 2014028384 A1 20140220;<br></p>

<p>Applications Decapeptide LH-RH antagonist. Used in treatment of infertility.<br>References Strickley, R.G., et al.: Pharm. Res., 7, 530 (1990), Jung, G., et al.: J. Med. Chem., 35, 3942 (1992), Rabinovici, J., et al.: J. Clin. Endocrinol. Metab., 75, 1220 (1992), Devroey, P., et al.: Hum. Reprod., 13, 3023 (1998),<br></p>

<p>Applications A metabolite of methylmalonic acid and propionic acid in children with methylmalonic acid and propionic acid metabolic disorders.<br>References Duran, M., et al.: Clin. Chimica Acta, 82, 93 (1978), Thompson, G.N., et al.: Pediatric Res., 27, 413 (1990),<br></p>

<p>Impurity Cetirizine EP Impurity G Dihydrochloride<br>Applications 4-(p-Chloro-α-phenylbenzyl)-1-piperazineethanol is used in the synthesis of antifungal triazole and imidazole derivatives. Impurity of an intermediate in the formation of Cetrizine.<br>References Rezaei, Z. et al.: Archiv. Pharm., 344, 658 (2011);<br></p>

<p>Applications Intermediate in the preparation of imidazole antifungal agents.<br>References Albet, C. et al.; J. Pharmaceut. Biomed. 10, 205 (1992); Raga, M. et al.; Eur. J. Med. Chem. 21, 329 (1986)<br></p>

<p>Applications Gypsogenic Acid, a triterpenoid saponin of the Caryophyllaceae family, is shown to be a promising antiplaque and anticaries agent.<br>References Boettger, S., et al.: Phytochemistry Lett., 4, 59 (2011); Cunha, L.C.S., et al.: Z. Naturforschung C.: J. Bioscience., 62, 668 (2007)<br></p>

<p>Applications (4R,6S)-rel-5,6-Dihydro-4-hydroxy-6-methyl-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-Dioxide is used as a reactant in the preparation of Dorzolamide Hydrochloride (D535100), which is a carbonic anhydrase inhibitor; antiglaucoma agent.<br>References Lippa, E.A., et al.: Ophthalmology, 98, 308 (1991); Wang, R.-F., et al.: Arch. Ophthalmol., 109, 1297 (1991); Whikehart, D., et al.: J. Ocul. Pharmacol., 7, 195 (1991); Sjoquist, B., et al.: Drug Metab. Dispos., 26, 745 (1998);<br></p>

<p>Applications Ledipasvir is most commonly used in combination with sofosbuvir for treatment in chronic hepatitis C genotype 1 patients. It inhibits an important viral phosphoprotein, NS5A, which is involved in viral replication, assembly, and secretion.<br>References Lawitz, E., et al.: J. Hepatol., 57, 24 (2012); Afdhal, N., et al.: New England J. Med., 370, 1889 (2014)<br></p>

<p>Stability Hygroscopic<br>Applications Enrofloxacin Hydrochloride is a fluorinated quinolone antibacterial.<br>References Altreuther, P., et al.: Vet. Med. Rev., 2, 87 (1987),<br></p>

<p>Applications Levofloxacin Hemihydrate is a S-(-) form of Ofloxacin (O245750), an antibiotic used against gram-negative organisms.<br>References Kato, M., et al.: Arzneim.-Forsch., 42, 365 (1992); North, D.S., et al.: Pharmacotherapy, 18, 915 (1998); Hwang, D.G., et al.: Br. J. Ophthalmol., 87, 1004 (2003);<br></p>

<p>Applications A metabolite of Lamivudine (L172500).<br>References Soudeyns, H., et al.: Antimicrob. Agents Chemother., 35, 1386 (1991), Denapoli, L., et al.: Nucleosides Nucleotides, 12, 21 (1993),<br></p>

<p>Applications 2,2,4-Trimethyl-6(2H)-quinolinone 1-Oxide is a derivative of 2,6-Dihydro-2,2,4-trimethyl-6-quinolone (D449900) which is a metabolite of Ethoxyquin (E892800), an oxidation product of the antidegradant.<br>References Kahl, R., et al.: Toxicology, 28, 229 (1983), Burka, L., et al.: Xenobiotica, 26, 597 (1996), Bammler, T., et al.: Toxicol. Sci., 54, 30 (2000), Hayes, J., et al.: Cancer, 174, 103 (2001),<br></p>

<p>Applications Bupivacaine metabolite.<br>References Goehl, T. J. et al.: Xenobiotica 3, 761 (1973)<br></p>

<p>Applications (+)-Costunolide is an inhibitor of osteoclast differentiation, acting as an anti-inflammatory and anti-oxidant agent. It is a sesquiterpene lactone which mediates apoptosis.<br>References Cheon, Y. et al.: Phytother. Res., 28, 586 (2014); Butturini, E. et al.: Eur. J. Pharm., 730, 107 (2014);<br></p>

<p>Impurity Levofloxacin USP Related Compound B<br>Applications Levofloxacin intermediate.<br>References Liu, Bo; Y., et al.: Bioorg. Med. Chem., 13, 2451 (2005), Lalitha D., et al.: J. Pharm. Biomed. Anal., 50, 710 (2009),<br></p>

<p>Applications 5-phenyl-1,3-oxazolidin-2-one (cas# 7693-77-8) is a useful research chemical.<br></p>

<p>Impurity Mometasone Furoate EP Impurity B<br>Stability Light Sensitive<br>Applications (11β,16α,17α)-9-Chloro-17-(2,2-dioxido-5H-1,2-oxathiol-4-yl)-17-[(2-furanylcarbonyl)oxy]-11-hydroxy-16-methyl-androsta-1,4-dien-3-one (Mometasone EP Impurity B) is an impurity of Mometasone Furoate, a topical corticosteroid used as an anti-inflammatory.<br>References Shapiro, E.L., et al.: J. Med. Chem., 30, 1581 (1987); Graft, D., et al.: J. Allergy Clin. Immunol., 98, 724 (1996)<br></p>

<p>Impurity Sofosbuvir Metabolite GS331007<br>Applications RO 2433 is the deaminated metabolite of β-D-2'-Deoxy-2'-fluoro-2'-C-methylcytidine, an effective inhibitor of hepatitis C virus (HCV) replication in vitro.<br>References Asif, G., et. al.: Antimicrob. Agents Ch., 51, 2877 (2007)<br></p>

<p>Applications The S,S-stereoisomer of Chloramphenicol (C325030). Broad spectrum antibiotic obtained from cultures of the soil bacterium Streptomyces venezuelae. It has a broad spectrum of activity against Gram-positive and gram-negative bacteria. Antibacterial; antirickettsial.<br>References Bartz, et al.: J. Biol. Chem., et al.: 172, 445 (1948), Gottlieb, et al.: J. Bacteriol., 55, 409 (1948), Szulczewski, D., et al.: Anal. Profiles Drug Subs., 4, 47 (1975), Price, A., et al.: J. Antibiot., 43, 118 (1981), Shalit, I., et al.: Drugs, 28, 281 (1984),<br></p>

<p>Applications 3-(7-Cyano-5-(2-nitropropyl)indolin-1-yl)propyl Benzoate is used in the preparation of Silodosin (S465000), an α1a-adrenoceptor antagonist. It is used in treatment of benign prostatic hypertophy.<br>References Shibata, K., et al.: Mol. Pharmacol., 48, 250 (1995); Murata, S., et al.: J. Urol., 164, 578 (2000)<br></p>

<p>Impurity Mometasone Furoate EP Impurity A<br>Applications Mometasone Furoate Impurity A (Mometasone EP Impurity A) is an impurity of Mometasone Furoate, a topical corticosteroid used as an anti-inflammatory.<br>References Shapiro, E.L., et al.: J. Med. Chem., 30, 1581 (1987); Graft, D., et al.: J. Allergy Clin. Immunol., 98, 724 (1996)<br></p>

<p>Applications Lamivudine epimer.<br>References Chang, C., et al.: J. Biol. Chem., 267, 13938 (1992), Jeong, L., et al.: J. Med. Chem., 36, 181 (1993),<br></p>

<p>Stability Hygroscopic<br>Applications A pro-drug of Ganciclovir. Used in treatment of retro-virus.<br>References Acosta, E., et al.: Clin. Pharmacol. Ther., 81, 867 (2007), Nassetta, L., et al.: J. Antimicrob. Chemother., 63, 862 (2009),<br></p>

<p>Applications L-Cycloserine is an irreversible inhibitor of 3-ketodihydrosphingosine synthetase.<br></p>

<p>Stability Hygroscopic<br>Applications A biochemical marker of bone turnover for management of metabolic bone diseases.<br>References Turner, W., et al.: Biol. Psychiatry, 14, 177 (1979), Miyata, T., et al.: Kidney Int., 60, 2351 (2001), Politi, P., et al.: Neurosci. Lett., 396, 163 (2006),<br></p>

<p>Applications Tralomethrin-d5, is the labeled analogue of Tralomethrin (T712400), which is a pyrethroid insecticide. It is effective against most members of class Arachnida as well as insects.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Laskowski, D.A., et al.: Review Env. Conatmin. Toxic., 174, 49 (2002); Tanaka, Y., et al.: Shokuhin Eiseigaku Zasshi, 41, 335 (200);<br></p>

<p>Stability Hygroscopic<br>Applications A new analgesic.<br>References de Julian-Ortiz, J., et al.: J. Med. Chem., 42, 3308 (1999), Roy, K., et al.: Bioorg. Med. Chem., 12, 745 (2004), Garcia-Garcia, A., et al.: J. Antimicrob. Chemother., 53, 65 (2004),<br></p>

<p>Applications 4-Dimethylaminosulfotoluidide-d7 is an isotope labelled intermediate in the synthesis of Tolylfluanide (T536730), a polyvalent sulfamide fungicide that is closely related to dichlofluanide.<br>References Wainwright, A. et al.: Bright. Crop Prot. Conf. Pests Dis., 1, 275 (1996)<br></p>

<p>Applications 5-Amino-N1-methyl-1H-imidazole-1,4-dicarboxamide is a metabolite of Temozolomide (T017775); an imidazotetrazine alkylating agent and antineoplastic.<br>References Newlands, E.S., et al.: Cancer Treat. Rev., 23, 35 (1997); Kim, C., et al.: J. Biol. Chem., 274, 1233 (1999); Hait, W., et al.: Cancer Res., 69, 1263 (2009); Wang, Y., et al.: J. Org. Chem., 62, 7288 (1997)<br></p>

<p>Applications 1-Decanol is a long chain alcohol that has been seen to enhance homomeric glycine receptor function. In addition, the 5HT2α receptors were inhibited by the presence of 1-decanol. This action has many psychological repercussions on an individual.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Mascia, M. et al.: Brit. J. Pharm., 119, 1311 (1996); Minami, K. et al.: J. Pharm. Exp. Ther., 281, 1136 (1997);<br></p>

<p>Applications Analgesic, antipyretic, anti-inflammatory.<br>References Tubaro, E., et al.: Arzneim.-Forsch., 20, 1024 (1970),<br></p>

<p>Applications 3-Desmethyl Trimethoprim is a metabolite of Trimethoprim (T795615); an antibacterial agent that is commonly prescribed in conjunction with Sulfametoxazole (S699086) to treat patients afflicted with urinary tract infections. 3-Desmethyl Trimethoprim gets excreted in the urine of rats, dogs, and man in the form of glucuronides.<br>References Roth, B., et al.: J. Med. Chem., 24, 933 (1981); Liu, Z., et al.: Biomed. Chromatogr., 26, 1101 (2012); Schwartz, D. E., Arzneimittel-Forsch., 20, 1867 (1970)<br></p>

<p>Applications High-ceiling loop diuretic; structurally related to Bumetanide (B689550). Diuretic.<br>References Merkel, W., et al.: Eur. J. Med. Chem., 11, 399 (1976), Pozet, N., et al.: Br. J. Clin. Pharmacol., 9, 577 (1980), Clissold, S.P., et al.: Drugs, 29, 489 (1985),<br></p>

<p>Applications RPA 202248-d3 is the isotope labelled derivative of isoxaflutole (I918140), a herbicide used for weed control.<br>References Menezes, C, W.G., et al.: Weed. Res., 52, 520 (2012); Gangwal, S., et al.: Sci. Total. Envrion., 435 (2012); Gomez-Perez, M.L., et al.: J. Chromatograph. A., 1248, 130 (2012);<br></p>

<p>Impurity Hydrochlorothiazide EP Impurity C<br>Applications N-[[7-(Aminosulfonyl)-6-chloro-2,3-dihydro-1,1-dioxo-4H-1,2,4-benzothiadiazin-4-yl]methyl]-6-chloro-3,4-dihydro-1,1-dioxo-2H-1,2,4-benzothiadiazine-7-sulfonamide (Hydrochlorothiazide EP Impurity C) is an impurity in bulk Hydrochlorothiazide. Dimer Impurity C.<br>References Daniels, S.L., et al.: J. Pharm. Sci., 70, 211 (1981), Fang, X., et al.: Pharm. Res., 14, 691 (1997),<br></p>

<p>Impurity Moxifloaxacin EP Impurity A<br>Stability Hygroscopic<br>Applications 8-Desmethoxy-8-fluoro Moxifloxacin (Moxifloaxacin EP Impurity A) is an impurity of Moxifloxacin (M745000).<br>References Martel, A., et al.: Drugs Fut., 22, 109 (1997), Tobin, C., et al.: J. Antimicrob. Chemother., 42, 278 (1998),<br></p>

<p>Stability Store in freezer<br>Applications A caffeine metabolite.<br>References Regal, K.A., et al.: J. of Chromatography B, 708, 75 (1998)<br></p>

<p>Stability Hygroscopic<br>Applications A partially reversible gastric proton pump inhibitor.<br>References Moda, T., et al.: Lett. Drug Des. Discov., 4, 502 (2007), Belaz, K., et al.: J. Pharm. Biomed. Anal., 47, 81 (2008),<br></p>

<p>Applications A diuretic used to reduce menstrual pains.<br>References Varga, J., et al.: Mol. Immunol., 28, 641 (1991), Marrero-Ponce, Y., et al.: Bioorg. Med. Chem., 13, 2881 (2005), Ibrahim, H., et al.: Drug Discov. Ther., 3, 168 (2009),<br></p>

<p>Applications Deuterated Mycopheolate Mofetil, an immunosuppressant.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Lee, W.A., et al.: Pharm. Res., 7, 161 (1990), Bullingham, R.E.S., et al.: Transplant. Proc., 28, 925 (1996), Keown, P.A., et al.: Transplantation, 61, 1029 (1996),<br></p>

<p>Stability Moisture Sensitive<br>Applications Tetramethylphosphorodiamidic Fluoride is a type of pesticide.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Hayat, K., et al.: Afr. J. Environ., 4, 666 (2010)<br></p>

<p>Applications The active labelled carboxylic acid metabolite of Ebastine.<br>References Hashizume, T., et al.: Drug Metab. Dispos., 29, 798 (2001), Hashizume, T., et al.: J. Pharmacol. Exp. Ther., 300, 298 (2002), Matsumoto, S., et al.: Xenobiotica, 33, 615 (2003), Chaikin, P., et al.: Br. J. Clin. Pharmacol., 59, 346 (2005),<br></p>

<p>Applications A nootropic drug that produced a significant increase in β-wave activity and stimulated α-wave activity dose-dependently. It has been used in studies to alleviate the effects of memory retrieval deficits in rats.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Sara, S.J.: Psychopharmacology, 68, 235 (1980); Wolthuis, O.L.: Pharamacol. Biochem. Behav., 15, 247 (1981); Saletu, B. et al.: Prog. Neuro-Psychopharmacol., 4, 469 (1980);<br></p>

<p>Applications 1,1,3,3,5,5,7,7,9,9,11,11-DODECAMETHYLHEXASILOXANE (cas# 995-82-4) is a useful research chemical.<br></p>

<p>Applications WP 155, is a pesticide that has mutagenic effect on Saccharomyces cerevisiae and Aspergillus nidulans, which was verified by comparing with standard mutagen methylmethansulfonate.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References De Bertoldi, M., et al.: Environ. Mutagen., 2, 359 (1980)<br></p>

<p>Applications 2-(1h-1,2,4-Triazol-1-Yl)Acetic Acid (cas# 28711-29-7) is a useful research chemical.<br></p>

<p>Stability Not Stable in hot solution<br>Applications Muscarinic receptor antagonist. Bronchodilator.<br>References Haddad, E.-B., et al.: Mol. Pharmacol., 45, 899 (1994), Donohue, J. F., et al.: Chest, 122, 47 (2002), Profita, M., et al.: Allergy, 60, 1361 (2005), Dusser, D., et al.: Eur. Respir. J., 27, 547 (2006),<br></p>

<p>Stability Hygroscopic<br>Applications A bacteriostatic antibiotic with similar activity and better absorption after oral administration (in animals) than the sodium salt of Fusidic Acid (F865500). Inhibits protein synthesis in prokaryotes by inhibiting the ribosome-dependent activity of G factor and translocation of peptidyl-tRNA.<br>References Findon, G. et al.: Lab. Anim. Sci., 41, 462 (1991); Parsons, R.L. et al.: Curr. Chemother. Proc. Int. Cong. Chemother., 10, 384 (1978);<br></p>

<p>Applications A metabolite of Ofloxacin.<br>References Uematsu, T., et al.: Eur. J. Clin. Pharmacol., 40, 581 (1991), Uematsu, T., et al.: Ther. Drug Monit., 17, 101 (1995), Ballesteros, O., et al.: J. Pharm. Biomed. Anal., 30, 1103 (2002), Kitade, T., et al.: Chem. Pharm. Bull., 51, 53 (2003),<br></p>

<p>Stability Moisture Sensitive<br>Applications Fensulfothion Oxon is a metabolite of the insecticide fensulfonthion (F265490), an inhibitor of cholinesterase activity.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Rainsford, K.D., et al.: Pest. Biochem. Physiol., 8, 302 (1978); Iverson, F., et al.: Can. J. Biochem., 54, 918 (1976);<br></p>

<p>Applications Labelled Fenthion, an organothiophosphate insecticide. Fenthion is also a potent acaricide.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Pati, B.R. et al.: Plant Soil, 80, 215 (1984); Barros, A.T. et al.: Vet. Parasitol., 96, 243 (2001); Kyriakidis, N.V. et al.: Food Chem., 91, 241 (2005);<br></p>

<p>Applications Triallate is a pesticide.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Schneider, M., et al.: J. Environ. Qual., 42, 844 (2013); Busi, R., et al.: Pest Manag. Sci., 69, 1379 (2013)<br></p>

<p>Impurity Cefoperazone EP Impurity E<br>Stability Hygroscopic<br>Applications 7-Aminocephalosporanic Acid (Cefoperazone EP Impurity E) is the starting material for semi-synthetic cephalosporins. Obtained by mild acid hydrolysis of cephalosporin C.<br>References Matsuda, A., et al.: J. Bacteriol., 169, 5815 (1987), Aramori, I., et al.: J. Ferment. Bioeng., 72, 227 (1991), Park, S., et al.: J. Biosci. Bioeng., 94, 218 (2002), Takimoto, A., et al.: Appl. Microbiol. Biotechnol., 65, 263 (2004),<br></p>