Dibutyltin compounds とは
WebAcyclic dimethyltin or dibutyltin dialkoxides exist as dimers in solution unless the alkoxy groups are large, for example, t-butoxy groups, where they are present as monomers. … WebA NIOSH (1976) Criteria Document for organotin compounds, Poison Information Monographs on dibutyltin dichloride (WHO, 1993) and tributyl tin compounds (WHO, 1994), an Environmental Health Criteria document on tributyl tin compounds (WHO, 1990) and a review of the biological activity of organotin compounds (Snoeij et al., 1987) were
Dibutyltin compounds とは
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Web5. Dibutyltin (DBT) compounds: (a) Dibutyltin (DBT) compounds shall not be used after 1 January 2012 in mixtures and articles for supply to the general public where the … WebDibutyltin C8H18Sn CID 6484 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity …
Web・ いくつかの有機スズは、免疫毒素として使われることもあります。 ・ ある種の化合物は、内分泌かく乱物質であり、生殖に対して毒性があります。(*1,2) ・ 多くの化学物質 … WebDibutyltin dilaurate (abbreviated DBTDL) is an organotin compound with the formula (CH 3 (CH 2) 10 CO 2) 2 Sn((CH 2) 3 CH 3) 2. It is a colorless viscous and oily liquid. It is used …
WebOct 29, 2008 · Scientists have issued a report on the mechanism of toxicity of a chemical compound called Dibutyltin (DBT). DBT is part of a class of high toxic and widely distributed chemical compounds called ... WebBased on experimental studies, all dibutyltin compounds are assumed to degrade into dibutyltin and the appropriate ligand (in gastric conditions, dibutyltin dichloride), on this basis, it is possible to read-across between the different dibutyltin compounds to address in vivo toxicity endpoints. The only developmental study available on ...
Web物質名称. Dioctyltin dilaurate, stannane, dioctyl-, bis (coco acyloxy) derivs., and any other stannane, dioctyl-, bis (fatty acyloxy) derivs. wherein C12 is the predominant carbon …
Webdibutyltin. Dibutyltin (DBT) is used in the stabilization of the plastics polymerization process, and as a catalyst in polyvinylchloride (PVC) products. Approximately 70% of the total annual world production of non-pesticidal organotin compounds are used in the thermal and UV stabilization of PVC. Approximately 27000 tons of DBT and monobutltin ... share two screens in teams meetingWebMay 15, 1989 · Tributyltin oxide and dibutyltin and dioctyltin compounds are potent thymolytic and immunotoxic agents in rats. Tributyltin oxide at 5 ppm in the rat diet produced immunotoxicity in a 2-year feeding study, and at 50 ppm increased the incidence of tumors of endocrine origin. In preliminary reports, 5 ppm tributyltin produced no detectable ... share two monitors with two computersWebDodecyltin compounds were mainly found in thymus and liver, followed by kidney and bone marrow (Schering, 1992). Residues of these compounds in the brain reached only 1.4% … pop mart roboshopWeb804184 Sigma-Aldrich 二塩化ジブチルスズ. Dibutyltin dichloride for synthesis. CAS 683-18-1, chemical formula (CH₃CH₂CH₂CH₂)₂SnCl₂. 二塩化ジブチルスズ: のSDS（安全データシート）、CoA（試験成績書）およびCoQ（品質証明書）、カタログなど製品関連の技術資料を入手いただけ ... pop mart pink pantherWebOrganotin chemistry is the scientific study of the synthesis and properties of organotin compounds or stannanes, which are organometallic compounds containing tin carbon bonds. The first organotin compound was diethyltin diiodide ((CH 3 CH 2) 2 SnI 2), discovered by Edward Frankland in 1849. The area grew rapidly in the 1900s, especially … pop mart molly steam punk animal bikeWebTributyltin (TBT) together with its metabolites dibutyltin (DBT) and monobutyltin (MBT) are the most representative species in terms of presence and concentration in surface water. … popmart shopeeWebMay 15, 1989 · Di- and tributyltins appear to be less potent neurotoxicants than trimethyltins and triethyltins. Dibutyltins and tributyltins produced bile duct damage in rats, mice and … popmart my little pony