Pesticide Standards

Applications 2-[4-(2,4-Dichloro-5-hydroxyphenoxy)phenoxy]propanoic Acid Methyl Ester, is the metabolite of Diclofop-methyl, used as a herbicide. References Tanaka, F. S., et al.: J. Agri. Food Chem., 38, 553 (1990);

Applications Diphacinone is an anticoagulant rodenticide widely used to control rodent infestations. 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 Eason, C., et al.: Ecotoxicology, 11, 35 (2002), Hegdal, P., et al.: Environ. Toxicol. Chem., 7, 245 (1988), Stone, W., et al.: Environ. Contam. Tox., 70, 34 (2003),

Applications 2-Hydroxypropoxy-Propoxycarbazone is a hydroxylated metabolite of Propoxycarbazone (P831308). 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 Vargas-Pere, M., et al.; Food Chemistry., 274, 429-433 (2019)

Applications Diquat Dipyridone is an metabolite of Diquat (D492900) a contact herbicide used also to produce desiccation and defoliation. References Fuke, C., et al.: Legal. Med., 4, 156 (2002); Ameno, K., et al.: J. Liq. Chorma., 18, 2115 (1995); Brian, et al.: Nature, 181, 446 (1958); Gaines, T.B., et al.: Fundam. Appl. Toxicol., 7, 299 (1986),

Applications 4-Fluoroaniline is a degradation product of Ezetimibe (E975000). 4-Fluoroaniline is used as an analytical reagent in the enzymic detection of glucose. References El-Moghazy, S.M. et al.: J. Chin. Chem. Soc., 56, 360 (2009); Gorski, L. et al.: Anal. Bional. Chem., 389, 533 (2007);

Applications Nithiazine is a useful building block and insecticide. References Quaranta, L.; et al.: WO 2018149851 (2018).

Stability Light Sensitive Applications The o,p'-substituted isomer of Dicofol (D436700) is chiral and may have enantiomer-specific activity; however, the stereospecific activity of o,p'-dicofol has not been reported. An acaricide. 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 Arnold, S., et al.: Science, 272, 1489 (1996), Gaido, K., et al.: Toxicol. Appl. Pharmacol., 143, 205 (1997), Hoekstra, P., et al.: Toxicol. Lett., 125, 75 (2001),

Applications Used as an antiseptic. 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 Gaines, T.B. and Linder, R.E.: Fundam. Appl. Toxicol., 7, 299 (1986)

Applications A toxic metabolite of Fenamiphos, a pesticide in fruits and vegetables. 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 Schenck, F., et al.: Bull. Environ. Contam. Toxicol., 73, 24 (2004), Okihashi, M., et al.: J. Pestic. Sci., 30, 368 (2005), Lopez, M., et al.: J. Agric. Food Chem., 56, 1553 (2008),

Applications O,O,S-Trimethyl Dithiophosphate is a metabolite resulting from the degradation of Dimethoate (D460505), isolated from treatment wastewater. 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 Li, R., et al.: Int Biodeterior Biodegradation, 64, 51 (2010);

Applications An aryloxyphenoxypropionate (AOPP) post-emergence herbicide that shows an exclusive whole plant safety to rice with a high control efficacy to annual grass weeds, especially barnyardgrass. 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 Doroh, M.C. et al.: Weed Technol., 26, 97 (2011); Zeng, Z. et al.: Nongyao, 43, 327 (2004); Kim, T.J. et al.: Cong. Proc. BCPC Int. Cong. Crop Sci. Technol., 2, 833 (2003);

Applications Hexaflumuron-D3 is an isotope labeled compound of Hexaflumuron (H293885). Hexaflumuron is an benzoylphenylurea based chitin synthesis inhibitor used against Ephestia figulilella. References Sun, C.X., et al.: Bull. Environ. Contamin. Toxicol., 89, 868 (2012); Khajepour, S., et al.: J. Insect. Sci., 12, 102 (2012);

Applications Carboxyformamido Metazachlor Benzoic Acid is a metabolite of Metazachlor (M225855) which is a chloroacetanilide herbicide used on vegetable crops. References Hollender, J., et al.: Environ. Sci. Technol., 43, 7862 (2009); Dresen, S., et al.: Anal. Bioanal. Chem., 396, 2425 (2010); Liu, B., et al.: J. Agric. Food Chem., 58, 2673 (2010);

Impurity Diphenhydramine EP Impurity E Applications It is used in the manufacturing of antihistamines, hypnotics, insecticides.This compound is a contaminant of emerging concern (CECs) 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, W., et al.: Environ. Toxicol. Chem., 19, 962 (2000), Hayashi, T., et al.: Toxicol. Lett., 167, 1 (2006), Bechard, K., et al.: Aquat. Toxicol., 90, 310 (2008),

Applications Ametryn is a methylthiotriazine based herbicide which inhibits photosynthesis and other enzymatic processes. Ametryn is used to control broadleaf weeds and annual grasses in pineapple, sugarcane and bananas. 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 Kasozi, G.N. et al.: Environ. Pollut., 169, 12 (2012); Megersa, N., et al.: 29, 789 (2012)

Applications Deschloro-2-phenylthio-thiamethoxam is an impurity of thiamethoxam (T344180), which is a neonicotinoid insecticide. Reports show that when exposed to neonicotinid pesticides honeybees have probelms returnign home after foraging and bumblebee colonies grow poorly and produce fewer queens. 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 Oliver, J., et al.: J. Environ. Horticult., 28, 135 (2010), Ghosh, A., et al.: J. Entomol. Res., 34, 35 (2010), Chem. and Eng. News 90: 10 (2012)

Applications Insect growth regulator. Insecticide. References Hall, R.D., et al.: J. Econ. Entomol., 73, 564 (1980), Hart, R.J., et al.: Aust. Vet. J., 59, 104 (1982),

Applications 1,2,4-Triazol-4-amine is an intermediate used to prepare potent, selective, and orally active cyclooxygenase-​2 inhibitors. It is also used to synthesize hydroxyphenacyl azoles and related azolium derivatives as antifungal agents. References Song, Y., et al.: J. Med. Chem., 42, 1151 (1999); Emami, S., et al.: Bioorg. Med. Chem. Lett., 18. 141 (2008)

Stability Hygroscopic Applications Fensulfothion Sulfone is a metabolite of the insecticide fensulfonthion (F265490), an inhibitor of cholinesterase 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 Solly, S.R.B., et al.: New. Zea. J. Agri. Res., 14, 88 (1971); Hansch, C., et al.: Biochem. Toxicol. Insectic. Proc., 33 (1970);

Applications Labelled Chlorotoluron (C421600(P)), which is a herbicide. 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 Nelieu, S., et al.: Environ. Toxicol. Chem., 29, 2644 (2010), Aguilera-Luiz, M., et al.: Anal. Bioanal. Chem., 399, 2863 (2011),

Applications 1,2,4-Triazolo[3,4-b]benzothiazole-5-methanol is the major alcohol metabolite of tricyclazole (T291465) which is an common active ingredient in several commercial fungicide products used to control rice blast fungus, in transplanted and direct-seeded rice. References Koons, J., et al.: J. Agri. Food Chem., 33, 552 (1985)

Applications The major metabolite of Norflurazon (N684500) in soil. 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 Mazzola, E.P. , et al.: J. Agric. Food Chem., 32, 1102 (1984),

Applications The trans-isomer of the third generation synthetic pyrethroid insecticide, Bifenthrin (B383000). Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Stability Moisture Sensitive Applications Chlorfenvinphos is derived from α,2,4-Trichloroacetophenone (T774315), which is a reagent used in the synthesis of isoconazole, a potent anti-fungal agent. Pesticide. 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 Dulcevscaia, G. et al.: Polyhed., 52, 106 (2013); Wang, Y. et al.: Bioorg. Med. Chem. Lett., 22, 5363 (2012); Olivieira, B. R., et al.: Environ. Sci. Pollut. R., 22, 11781-11791 (2015)

Applications Cycloprate is an insecticide with ovicidal activity. References Asano, S., et al.: Apl. Entomol. Zool., 17, 67 (1982); Asano, S., et al.: Nippon Oyo Dobutsu Konchu Gakkaishi, 23, 113 (1979)

Applications Cyproconazole is a fungicide treatment for wood preservative that prevents decay from fungi in above-ground applications. 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 Aiello, D., et al.: Plant. Disease., 97, 37 (2013); Bakirci, G.T., et al.: Food. Chem., 135, 1901 (2012); Sugitate, K., et al.: J. Pesticides. Sci., 37, 148 (2012);

Applications Mesosulfuron is used in synergistic herbicidal combinations. 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 Baur, P., et al.: PCT Int. Appl. (2020), WO 2020173719 A1

Applications Isotope labelled Tebuconazole (T013000), which is an ergosterol biosynthesis inhibitor present in most pesticide formulations (1,2). Various uptake is observed in plants (3). Drinking water Contaminant Candidate List 3 - CCL 3 as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food 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. Grimalt S. et al.: Anal Bioanal Chem. 2015 Apr;407(11):3083-91 2. Gent, D. et al.: Plant Dis. 2003 May:87(5) p591-5973. Wang, C. et al.: Pest. Biochem. Physiol. 2007 Jan:87(1) p1-8

Applications Acephate acts as a contact and systemic insecticide in agriculture through pesticide formulations. Through perinatal exposure studies, it has been linked to hyperglycemia, changes in lipid metabolism and type 2 diabetes (1). Acephate exposed Drosophila melanogaster potentially display an L-ascorbic acid mediated defense (2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants. Standard for Pesticide detection. Useful in cannabis testing kits as a component of pesticide mixes (P698240). 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. Ribeiro, T. et al.: Toxicology. 2016 Nov 30;372:12-21. 2. Rajak, P. et al.: J. Hazard. Mater. 2017 Jan 5;321:690-702.

Applications Pirimicarb-desmethyl is a metabolite of Pirimicarb, which is a carbamate pesticide. References Climent, M., Miranda, M.: J. Chromatogr. A, 738, 225 (1996); Pirisi, F., et al.: J. Agric. Food Chem., 44, 2417 (1996); Blasco, C., et al.: Electrophoresis, 30, 1698 (2009);

Impurity Mesalazine EP Impurity L Applications The toxicity of halogenated benzoic acids was found to be directly related to the compound's hydrophobicity. Toxicity and quantitative structure-activity relationships of benzoic acids to Pseudokirchneriella subcapitata. References Moore, D., et al.: Environ. Toxicol. Chem., 16, 794 (1997), Zhao, Y., et al.: Sci. Total Environ., 216, 205 (1998), Fiorentino, A., et al.: J. Agric.Food Chem., 51, 1005 (2003),

Applications 2-Chlorobenzonitrile is an activated aryl chloride that is commonly used in reactions that involve the Palladium-catalyzed direct arylation of heteroaromatics (e.g. 3-aminopicolinic acid [A627800]). 2-Chlorobenzonitrile and its substituted derivatives (e.g. 2,3-dichloro-6-nitrobenzonitrile [2112-22-3]) also have potential anti-inflammatory properties. References Andreu, M., et al.: Chem. Commun., 24, 2475 (2000); Hellman, W., et al.: J. Med. Chem., 21, 906 (1978); Roy, D., et al.: ACS Catal., 2, 1033 (2012);

Applications 2,4,6-Trichlorophen-3,5-d2-ol is an impurity in the synthesis of isotope labelled Triclosan which is used as bactericide and preservative for cosmetic and detergent compositions (1). Broadly used as an antiseptic and disinfectant (2). This compound is a contaminant of emerging concern (CECs). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.

Stability Moisture Sensitive Applications Bensulide, is an organophosphate acetylcholinesterase inhibitor used as an herbicide (1) in the protection of crops through pesticides (2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food 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. Lisker, E. et al.: Bull. Environ. Contam. Toxicol. 2011 Oct;87(4):355-60.2. Pinkerton, T. et al.: Methods Mol. Biol. 2012;847:11-23.

Applications 2-[3-(Trifluoromethyl)phenoxy]nicotinic Acid (cas# 36701-89-0) is a useful reagent for the preparation of difluoroalkylarenes via photocatalytic alkylation of trifluoromethylarenes with alkenes. References Vogt, D. B., et al.: J. Am. Chem. Soc., 141, 13203 (2019)