Tributyltin (TBT) is an umbrella term for a class of organotin compounds which contain the (C4H9)3Sn group, with a prominent example being tributyltin oxide. Bis(tributyltin) oxide is an organotin compound. MDL number MFCD00009418. in Stille coupling. Molecular Formula C 2 4 H 5 4 OSn 2. Bioaccumulative potential TRIBUTYLTIN OXIDE FOR SYNTHESIS (56-35-9) Log Pow 3.2 - 3.8 12.4. *Please select more than one item to compare TRIBUTYLTIN OXIDE FOR SYNTHESIS (56-35-9) Persistence and degradability May cause long-term adverse effects in the environment. The compound is used as a source of hydrogen atoms in organic synthesis. The compound is used as a … Obesogens are foreign chemical compounds that disrupt normal development and balance of lipid metabolism, which in some cases, can lead to obesity. TBT is also an obesogen. Tributyltin hydride is an organotin compound with the formula (C4H9)3SnH. 12.3. Form Supplied in: colorless oil. Tributyltin oxide (5074 views - Material Database) Tributyltin oxide (TBTO) is an organotin compound chiefly used as a biocide (fungicide and molluscicide), especially a wood preservative. SYNTHESIS AND CHARACTERIZATION OF TRIBUTYLTIN(IV) COMPLEXES compound have been tested for their in-vitro activity against a large array of tumor cell lines and have been found to be as effective as traditional heavy metal anticancer drugs, such as “cis-platin” and “paraplatin” [5- 7]. The hydrate will also decompose with heat. Compare Products: Select up to 4 products. Beilstein/REAXYS Number 745057 . 1-Allyl-5-chloro-2 (1 H )-pyrimidinone is isolated in 68% yield. It is incompatible with strong oxidizing agents. Purity 98%. Tributyltin species, obtained by dissolution of tributyltin oxide in water, are sequentially degraded by microorganisms to dibutyltin, monobutyltin (similar to the monobutyltin obtained by dissolution of mono-n-butyltin trichloride), and finally to inorganic tin using water/sediment mixtures or water alone from Toronto Harbor, Canada(1). Avantor ®, a Fortune 500 company, is a leading global provider of mission-critical products and services to customers in the biopharma, healthcare, education & government, and advanced technologies & applied materials industries.Our portfolio is used in virtually every stage of the most important research, development and production activities in the industries we serve. The compound is used as a reagent in organic synthesis. Chemsrc provides Tributyltin oxide(CAS#:56-35-9) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Imposex is a disorder in sea snails caused by the toxic effects of certain marine pollutants. This entry in the IRIS database is preserved at the request of EPA program and regional offices. Triphenyltin compounds are organotin compounds with the general formula (C6H5)3SnX. Handling, Storage, and Precautions: (Bu 3 Sn) 2 O should be stored in the absence of moisture. The contact-sensitizing potential of tributyltin oxide was studied in mice: mice sensitized with 0.25, 0.5, or 1% tributyltin oxide showed increasing swelling reactions 24 h after challenge with 1% tributyltin (Stringer et al., 1991). [56‐35‐9] C 24 H 54 OSn 2 (MW 596.20) promotes the oxidation of secondary alcohols and sulfides with Br 2; O‐ and N‐activations; dehydrosulfurizations; hydrolysis catalyst). It is poorly soluble in water (20 ppm) but highly soluble in organic solvents. Molecular Weight 596.10 . ed., John Wiley and Sons, 233, 2011 Journal of the American Chemical Society 1986 , 108 (14) , 4145-4149. The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. Zehao Industry Co., Ltd. also offers Naphazoline. (56-35-9) ATOMIC OR MOLECULAR FORMULA C. 24. SYNONYMS Bis (tributyltin)oxide C.I. (00500), 2500 ml This substance is used in the following activities or processes at workplace: closed batch processing in synthesis or formulation and closed processes with no likelihood of exposure. BIS-TRIBUTYL TIN OXIDE FOR SYNTHESIS. Ensure adequate ventilation. Yip Foo Win, et al. is liable to change without any intimation or notice. -- CASR NO. H. 54. TRIBUTYLTIN OXIDE For Synthesis Bis(tributyltin) oxide. Majority of the information on lobachemie.com It is a colorless solid although older samples can appear as yellow oils. Tributyltin chloride is an organotin compound with the formula (C4H9)3SnCl. ECHA has no public registered data on the routes by which this substance is … in the Pesticide Properties DataBase (PPDB), National Pollutant Inventory Fact Sheet for organotins. Read "Synthesis of Hexabutylditin from Tributyltin Hydride and Bis(tributyltin)oxide., ChemInform" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Molecular Weight 596.08. Tributyltin Oxide Number 57 J. K. Brandau Newport News Shipbuilding, Newport News, Virginia Key Words: TBTO, CI, Environmental, Saturn Introduction Tributyltin Oxide (TBTO) is the active agent in a class of antifoulant marine coatings used on commercial and military ocean vessels. Synthesis of Glycosylamines from Glycosyl Isothiocyanates and Bis(tributyltin) Oxide Joaquin Isac‐García Instituto de Biotecnología, Departamento de Química Orgánica, Facultad de Ciencias, Universidad de Granada, Campus Fuentenueva s/n, 18071 Granada, Spain, Fax: (internat.) Traditional painting materials and processes can have harmful effects on the environment, including those from the use of lead and other additives. Tributyltin oxide (TBTO) CASRN 56-35-9 | DTXSID9020166. Grade For Synthesis. tributyltin oxide or tributyltin fluoride in a controlled fashion have been proposed for use as molluscicides against the snails which serve as vectors for the transmission of schistosomiasis to humans. Biotransformation is the chemical modification (or modifications) made by an organism on a chemical compound. Physical Data: bp 180 °C/2 mmHg; d 1.170 g cm −3. Tributyltin oxide is an effective biocidal preservative for wood, cotton textiles, paper, and paints and stains for residential homes. The reaction gained synthetic importance with the discovery that palladium complexes catalyze the reaction. Solubility Soluble in water (0.071 g/L) Notes Store at room temperature. The palladium-catalyzed hydrostannation of acetylenes is widely exploited in organic synthesis as a means of forming vinyl stannanes for use in palladium-catalyzed cross-coupling reactions. It is a colorless viscous liquid. Zehao Industry Co., Ltd. is supplier for bis-(Tributyltin) oxide. The molecule has tetrahedral geometry. A single application of 1% tributyltin oxide to the ears of mice led to increases in auricular lymph node weight. High Dielectric Constant Semiconducting Poly(3-alkylthiophene)s from Side Chain Modification with Polar Sulfinyl and Sulfonyl Groups. It is a colorless liquid that is soluble in organic solvents. 100 ml It is a colorless liquid that is soluble in organic solvents. The compound is used as a source of hydrogen atoms in organic synthesis. Article No. Hazardous Statement: H301-H312-H315-H319-H372-H410, Precaution Statement: P273-P280-P301 + P310-P305 + P351 + P338-P314-P501. Obesogens may be functionally defined as chemicals that inappropriately alter lipid homeostasis and fat storage, change metabolic setpoints, disrupt energy balance or modify the regulation of appetite and satiety to promote fat accumulation and obesity. Bis(tributyltin) oxide 96% Synonym: Bis[tri-n-butyltin(IV)]oxide, HBD, Hexabutyldistannoxane, TBTO, Tributyltin(IV) oxide CAS Number 56-35-9. Its chemical formula is [(C4H9)3Sn]2O. Tributyltin azide is an organotin compound with the formula (C 4 H 9) 3 SnN 3. After it led to collapse of local populations of organisms, TBT was banned. Alwyn G. Davies, 2004, Wiley-VCH Verlag GmbH & Co. KGaA. NO. "Organic Reactions, Volume 75" Denmark, S. E. Search results for tributyltin at Sigma-Aldrich. Tetrabutyltin (also tetra-n-butyltin and tetra-n-butylstannane) is a stable organotin compound and combustible, colourless liquid at room temperature. The reaction is analogous to hydrosilylation and is a subset of hydroelementation. For 40 years TBT was used as a biocide in anti-fouling paint, commonly known as bottom paint, applied to the hulls of ocean going vessels. Disclaimer: Loba Chemie Pvt. The environmental impact of paint is diverse. The compound is used as a source of hydrogen atoms in organic synthesis. 06354. It has the molecular formula C16H36Sn. Contains tributyltin oxide; Stille coupling with phenanthroline forms dipyridylphenanthroline ligand; Extensive review of silicon based cross-coupling agents: Denmark, S. E. et al. displayed on this web site is accurate and complete, however it is not liable for 3H2O forms of the compound. This article is cited by 25 publications. PRODUCT CODE 026970. PubMed:Synthesis of thiophene 1,1-dioxides and tuning their optoelectronic properties. +34‐95/824‐3187 Ltd. makes every effort to ensure that the information Tributyltin azide is an organotin compound with the formula (C4H9)3SnN3. Solubility: sol ether and hexane. InChI=1S/6C4H9.O.2Sn/c6*1-3-4-2;;;/h6*1,3-4H2,2H3;;; InChI=1/6C4H9.O.2Sn/c6*1-3-4-2;;;/h6*1,3-4H2,2H3;;;/rC24H54OSn2/c1-7-13-19-26(20-14-8-2,21-15-9-3)25-27(22-16-10-4,23-17-11-5)24-18-12-6/h7-24H2,1-6H3, CCCC[Sn](CCCC)(CCCC)O[Sn](CCCC)(CCCC)CCCC, Except where otherwise noted, data are given for materials in their. Dibromofluoromethane is a mixed halomethane. It is a colorless liquid that is soluble in organic solvents. Tributyltin hydride is an organotin compound with the formula (C 4 H 9) 3 SnH. Stereospecific synthesis and ring closure of a racemic actinospectose equivalent: a concise route to the spectinomycin series. Articles of Tributyltin oxide are included as well. In chemistry, hydrostannylation is the insertion of unsaturated substrates into an Sn-H bond. PubMed:Bis(tributyltin)oxide (TBTO) decreases the food allergic response against peanut and … © Copyright. It is a colorless solid although older samples can appear as yellow oils. PubMed:Assessment of antifouling biocides contaminations in Maizuru Bay, Japan. The migration of TBTO through the paint provides 56-35-9. CAS No. Code 2931.9090. They contain the triphenyltin group, (C6H5)3Sn, or Ph3Sn, which consists of an atom of tin bonded to three phenyl groups. Sometimes the abbreviation SnBu4 and TTBT are used. 127. Cases of poisoning from tin metal, its oxides, and its salts are "almost unknown"; on the other hand, certain organotin compounds are almost as toxic as cyanide. The TBT slowly leaches out into the marine environment where it is highly toxic toward nontarget organisms. It is a potent skin irritant. Chunlai Wang, Zhongbo Zhang, Sandra Pejić, Ruipeng Li, Masafumi Fukuto, Lei Zhu, Geneviève Sauvé. In sea snails to develop male sex organs such as a reagent in organic synthesis colourless liquid at temperature! ( 14 ), National Pollutant Inventory Fact Sheet for organotins and tuning their optoelectronic properties collapse of local of. 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