Page Views: 263 Date Added: 05/20/2010 Last Updated: 05/20/2010 Expiry Date: 05/15/2029 Product/Service Details Common name: pirimiphos-methyl; pyrimiphos-méthyl IUPAC name: O-2-diethylamino-6-methylpyrimidin-4-yl O,O-dimethyl phosphorothioate Chemical Abstracts name: O-[2-(diethylamino)-6-methyl-4-pyrimidinyl] O,O-dimethyl phosphorothioate CAS RN: [29232-93-7] PHYSICAL CHEMISTRY Composition: Tech. material is 90% pure. Mol. wt.: 305.3; M.f.: C11H20N3O3PS; Form: Straw-coloured liquid. M.p.: 15-18 ºC (tech.) B.p.: Decomposes on distillation. V.p.: 2 mPa (20 ºC); 6.9 mPa (30 ºC); 22 mPa (40 ºC). KOW: logP = 4.2 (20 ºC, unionised). Henry: 6x10-2 Pa m3 mol-1 (calc.) S.g./density: 1.17 (20 ºC); 1.157 (30 ºC). Solubility: In water 11 (pH 5), 10 (pH 7), 9.7 (pH 9) (all in mg/l, 20 ºC). Miscible with most organic solvents, e.g. alcohols, ketones, halogenated hydrocarbons. Stability: Hydrolysed by concentrated acids and alkalis; DT50 2-117 d (pH range 4-9, most stable at pH 7). In sunlight, aqueous solution had DT50 46 ºC. APPLICATIONS Biochemistry: Cholinesterase inhibitor. Mode of action: Broad-spectrum insecticide and acaricide with contact and respiratory action. Penetrates the leaf tissue and exhibits translaminar action. Uses: Control of a wide range of insects and mites in warehouses, stored grain, animal houses, domestic and industrial premises; chewing insects, sucking insects, boring insects, and mites on vegetables, ornamentals, bulb flowers, sugar cane, maize, sorghum, rice, citrus and other fruit, olives, vines, alfalfa, cereals, etc.; and glasshouse pests (especially whitefly, thrips, mealybugs, aphids, and mites) on tomatoes, cucumbers, capsicums, aubergines, and other glasshouse crops. Formulation types: AE; DP; EC; FU; HN; KN; LS; SG; UL. Compatibility: Miscible with common insecticides and fungicides. Mixing with strongly alkaline or acidic substances should be avoided. MAMMALIAN TOXICOLOGY Oral: Acute oral LD50 for rats 1414, mice 1180 mg/kg. Skin and eye: Acute percutaneous LD50 for rats >2000 mg/kg. Slight eye and mild skin irritation (rabbits). Mild skin sensitiser (guinea pigs). Inhalation: LC50 (4 h) for rats >5.04 mg/l. NOEL: (2 y) for rats 10 mg/kg diet. No teratogenic effects, and no concentration in adipose tissue. NOEL (90 d) for dogs 0.5, rats 8 mg/kg diet. ADI: 0.03 mg/kg b.w. Toxicity class: WHO (a.i.) III; EPA (formulation) III EC hazard: Xn; R22 ECOTOXICOLOGY Birds: Acute oral LD50 for bobwhite quail 40, Japanese quail 140, mallard ducks 1695 mg/kg. Fish: LC50 (96 h) for rainbow trout 0.64 mg/l; (48 h) for mirror carp 1.4 mg/l. Daphnia: EC50 (48 h) 0.21 ug/l; (21 d) 0.08 ug/l. Algae: EC50 1.0 mg/l. Bees: Toxic to bees. Worms: LC50 (14 d) 419 mg/kg. ENVIRONMENTAL FATE Animals: In mammals, the P-O bond is cleaved extensively and N-dealkylation and/or conjugation is a further step in the metabolism of the pyrimidine leaving group. Plants: Rapidly evaporates. After 2-3 days, 2 mo. Soil/Environment: Soil DT50 (aerobic and anaerobic) is typically 3.5-25 d.

Pirimiphos-Methyl

Company Information (Shanghai Skyblue Chemical Co., Ltd.)

Company Profile: Shanghai Skyblue Chemical Co., Ltd. is an integrated company located in Pudong New Area of Shanghai China. Our business scopes include the development, manufacturing, researching, and marketing agrochemicals. We are capable of supplying a wide range of high quality agrochemicals, including insecticides (especially household and public health insecticides), fungicides, herbicides, pesticide synergists and other relative agrochemicals in both technical grade and formulation in different packages as per customer's requirements. To make quality products is our credo. We always target to provide our customers with top quality products along with moderate prices and professional services, and endeavor to be a 360o-solution supplier for agrochemicals. Currently our products are being exported to more than twenty countries and enjoy high reputation in the global market. On the basis of equality and mutual benefits, we always look forward to establishing and maintaining long term partnerships with all customers toward a future of resplendence. At present we can supply the following products: Insecticides: Acetamiprid,Alpha-Cypermethrin, Aluminium Phosphide, Azamethiphos, Beta-Cyfluthrin, Bifenthrin, Bioallethrin, Carbaryl, Carbofuran, Carbosulfan, Cartap, Chlorpyrifos, Cyfluthrin, D-Allethrin, D-Cyphenothrin, Deltamethrin, Dichlorvos, Diethyltoluamide, Dimehypo, Dimethoate, D-Phenothrin, D-Tetramethrin, Empenthrin, Es-bioallethrin, Es-Fenvalerate, Etofenprox, Fenitrothion, Fenpropathrin, Fenthion, Fenvalerate, Fipronil, Flumethrin, Hydramethylnon, Imidacloprid, Imiprothrin, Lambda-cyhalothrin, Malathion, Permethrin, Pirimiphos-methyl, Prallethrin, Propoxur, S-Bioallethrin, Tefluthrin, Tetramethrin, Thiocyclam, Transfluthrin Fungicides: Clofentezine, Difenoconazole, Mancozeb, Metiram, Propiconazole, Propineb, Tebuconazole, Thiabendazole Herbicides: Acetochlor, Ametryn, Atrazine, Bensulfuron-methyl, Butachlor, Chlorimuron-ethyl, Chlorsulfuron, Cyanazine, Fenchlorazole, Fenoxaprop-p-ethyl, Glyphosate, Metsulfuron-methyl, Nicosulfuron, Prometryn, Pyrazosulfuron-ethyl, Quinclorac, Quizalofop-p-ethyl, Simazine, Simetryn, Terbuthylazine, Terbutryn, Tribenuron-methyl Pesticide Synergists: Piperonyl Butoxide, MGK 264. >> More Website URL: http://www.bridgat.com/u15636