Bis tributylzinn oxid
Webbis(tri-n-butyltin)oxide in the rat: Effects on thymus- dependent immunity and on nonspecific resistance following long-term exposure in young versus aged rats. ... oxide [tributyltin oxide (TBTO), purity 95.3%] in concentrations of 0, 0.5, 5.0 or 50 ppm. Male rats (females not tested) were evaluated following exposure to TBTO for up to 18 ... Web专利汇可以提供Process of using biocidal compositions专利检索，专利查询，专利分析的服务。并且A synergistic composition of biocides for the preparation of anti-fouling paint preferably containing at least one of the group of 3-iodo-2-propynyl-butyl carbamate, 3-iodo-2-propynyl-cyclohexyl carbamate, 3-iodo-2-propynyl phenyl carbamate, 3-iodo-2 …
Bis tributylzinn oxid
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WebThe major TBT pesticide is tributyltin oxide. ------- —2— Registrations: nt.ifoulant paints containing tributyltin (TBT) compounds were initially registered in the early 1960’s. At the initiation of the 3pecial Review there were 364 TBT anti— fouling paint formulations and 20 formulating intermediates with a total of 61 manufacturers. WebTributyltin oxide (TBTO) was discovered to be a particularly potent algicide and molluscicide that became ubiquitous as the active component in marine antifouling ship paints (Bosselmann, 1996). Widespread environmental contamination of marine ecosystems with tributyltin began in the 1960s.
WebBis (tributyltin) oxide 97%. Supplier: Thermo Scientific Chemicals. Danger. Synonyms: Bis (tri-n-butyltin)oxide , TBTO. Formula: C₂₄H₅₄OSn₂. MW: 596.11 g/mol. Boiling Pt: 179…180 °C/2 mm. WebAldrich-251127; Bis(tributyltin) 0.95; CAS No.: 813-19-4; Synonyms: Hexabutyldistannane; Hexabutylditin; Linear Formula: (CH3CH2CH2CH2)3SnSn(CH2CH2CH2CH3)3; Empirical Formula: C24H54Sn2; find related products, papers, technical documents, MSDS & …
WebSynonyms : Bis[tri-n-butyltin(IV)]oxide HBD Tributyltin(IV) oxide Hexabutyldistannoxane TBTO Formula : C 24 H 54 OSn 2 Molecular Weight : 596.10 g/mol CAS-No. : 56-35-9 EC-No. : 200-268-0 Index-No. : 050-008-00-3 Hazardous Components Bis(tributyltin) … WebDescription. Bis (tri-n-butyltin) oxide is employed in the synthesis of α,β-unsaturated methyl ketones, isoxazoles. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU ...
WebJan 1, 1991 · Bis(tribultyltin)oxide (BBTO)t3 and tributyltin methoxide have been utilized in carbohydrate chemistry for the regioselective O-deacetylation of anomeric, primary and secondary acetates to give products with free OH.t4 We have recently developed a …
Web7. Use of Bis(tributyltin) oxide Bis(tributyltin) oxide, is an organotin compound chiefly used as a biocide (fungicide and molluscicide), especially a wood preservative. Tributyltin compounds had been used as marine anti-biofouling agents. Concerns over toxicity of these compounds have led to a worldwide ban by the International Maritime ... fliqi downloadWebMeSH terms Borohydrides / chemistry* Drug Contamination / prevention & control* Evaluation Studies as Topic great falls police chiefWebBis(tributyltin)oxide Not listed LC50: 5.6 - 10 µg/L, 96h static (Lepomis macrochirus) LC50: 1.02 - 1.52 µg/L, 96h flow-through (Oncorhynchus mykiss) LC50: 0.0046 - 0.0069 mg/L, 96h static (Oncorhynchus mykiss) LC50: = 2.4 µg/L, 96h (Oryzias latipes) LC50: = 7.5 µg/L, … flipz stuffed peanut butterflipz whitehall miWebTrialkyltin compounds have long been recognized as antifouling agents and molluscicides,1 and more recently have demonstrated potential as mosquito larvicides.2 Bis-n-tributyltin oxide (TBTO) and tributyltin fluoride (TBTF) are the most commonly used compounds and have been monolithically incorporated in a series of controlled-release formulations.3 4 … great falls police blotterWebClassified as "moderately toxic," some formulations are for "Restricted Use." [EXTOXNET] Occupational asthma reported in venipuncture technician (phlebotomist) using needles treated with bis(tri-n-butyltin)oxide; [Malo] Tributyltin oxide is a strong skin irritant. great falls plumbing and heatingWebTributyltin compounds, including bis(tri-n-butyltin) oxide (TBTO), are widely used as industrial and agricultural biocides. The studies by Luebke et al. showed that exposure to TBTO showed that although the developing immune system was only marginally more … fliqlo.com/screensaver