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Product Name: |
Tebuconazole
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Supply Ability: |
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Specifications |
95%TC£¬70%WP£¬43%SC£¬25 %EC£¬6%SC£¬6%FS |
Price Term: |
FOB |
Port of loading: |
Shanghai |
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NOMENCLATURE Common name tebuconazole (BSI, draft E-ISO) IUPAC name (RS)-1-p-chlorophenyl-4,4-dimethyl-3-(1H-1,2,4-triazol-1-ylmethyl)pentan-3-ol Chemical Abstracts name (?-a-[2-(4-chlorophenyl)ethyl]-a-(1,1-dimethylethyl)-1H-1,2,4-triazole-1-ethanol Other names fenetrazole*; terbuconazole*; terbutrazole*; ethyltrianol* CAS RN [107534-96-3]
PHYSICAL CHEMISTRY Composition Racemate. Mol. wt. 307.8 M.f. C16H22ClN3O Form Colourless crystals; (tech., colourless to light brown powder). M.p. 105 ºC V.p. 1.7 ´ 10-3 *** (20 ºC) (OECD 104) KOW logP = 3.7 (20 ℃) Henry 1 ´ 10-5 Pa m3 mol-1 (20 ℃) S.g./density 1.25 (26 ℃) Solubility In water 36 mg/l (pH 5-9, 20 ºC). In dichloromethane >200, isopropanol, toluene 50-100, hexane <0.1 (all in g/l, 20 ºC). Stability Stable to elevated temperatures, and to photolysis and hydrolysis in pure water, under sterile conditions; hydrolysis DT50 >1 y (pH 4-9, 22 ℃). See also Environmental Fate.
Uses As a seed dressing, tebuconazole is effective against various smut and bunt diseases of cereals such as Tilletia spp., Ustilago spp., and Urocystis spp., also against Septoria nodorum (seed-borne), at 1-3 g/dt seed; and Sphacelotheca reiliana in maize, at 7.5 g/dt seed. As a spray, tebuconazole controls numerous pathogens in various crops including: rust species (Puccinia spp.) at 125-250 g/ha, powdery mildew (Erysiphe graminis) at 200-250 g/ha, scald (Rhynchosporium secalis) at 200-312 g/ha, Septoria spp. at 200-250 g/ha, Pyrenophora spp. at 200-312 g/ha, Cochliobolus sativus at 150-200 g/ha, and head scab (Fusarium spp.) at 188-250 g/ha, in cereals; leaf spots (Mycosphaerella spp.) at 125-250 g/ha, leaf rust (Puccinia arachidis) at 125 g/ha, and Sclerotium rolfsii at 200-250 g/ha, in peanuts; black leaf streak (Mycosphaerella fijiensis) at 100 g/ha, in bananas; stem rot (Sclerotinia sclerotiorum) at 250-375 g/ha, Alternaria spp. at 150-250 g/ha, stem canker (Leptosphaeria maculans) at 250 g/ha, and Pyrenopeziza brassicae a |
Company: |
Nanjing Essence Fine-Chemical CO., Ltd.
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Contact: |
Mr. Marble Ma |
Address: |
No.18 Suoye Road, Nanjing |
Postcode: |
210017 |
Tel: |
86 25 86460562 |
Fax: |
86 25 86455985 |
E-mail: |
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