CAS: 3542-36-7; Dioctyltin Dichloride

该化合物是一种有机锡化合物,含有分子式(C8H17)2SnCl2.它主要用作有机合成和工业应用中的催化剂或中间剂,特别是在生产聚氨酯泡沫和硅酮弹性活性器方面.由于存在锡-氯化物联结,该化合物具有高度的反活性,能够进行有效的交叉联系和聚合过程.在受控条件下和与各种基质的兼容性,使其在各种基质下稳定,成为特殊化学制造中有价值的试剂.适当的处理至关重要,因为有机锡化合物由于其潜在毒性,需要采取严格的安全措施.储存应处于冷,干燥的环境中,远离湿气和活性剂.

结构式图片

相似化合物

2587-76-0 3091-25-6

欧盟法规

《欧盟PIC法规》统一分类与标签压力设备指令-第1组危险流体REACH注册ECHA物质食品接触材料-禁用CMR物质OtherC&L通报REACH预注册废弃物危险特性清单ECHA物质工作场所安全标识要求化妆品禁用物质清单

上下游产品

tri°Ctylaluminum tin n-chloro°Ctane tin(IV) chlorideDi-n-°Ctylstannan tetra°Ctyltin dimethyl-di°Ctyl stannane

合成工艺路线路线简述

    四正辛基锡置于hgcl2体系中,用 乙醇 作为反应溶剂,化学反应生成 二辛基锡
    参考文献:Gmelin Handbuch Der Anorganischen Chemie,Gmelin Handbook: Sn: Org.Verb.1,1.1.1.11,Page 117-121
    标题:Gmelin Handbuch Der Anorganischen Chemie,Gmelin Handbook: Sn: Org.Verb.1,1.1.1.11,Page 117-121

    海关参考信息

    专利信息


    专利号:WO-9212984-A1
    优先权日:1991-01-22
    标 题:Method for the direct synthesis of organo-tin chlorides, and the use of such chlorides
    发明人:MALGUZZI ROMUALDO; SANDRI MAURIZIO; ROSENTHAL MICHAEL; PUERZER ALBERT W
    权利人:BAERLOCHER GMBH
    摘要:The invention concerns a method of synthesizing directly organo-tin chlorides of the formula RnSnCl4-n, in which n = 1 or 2 and R is a straight-chain, branched-chain or cycloaliphatic alkyl rest with 4 to 18 C-atoms, by reacting tin(II)-chloride with alkyl chlorides. The method is characterized in that the reaction is carried out in the presence of amines of the general formula A: R1aN[(CH2CH2O)m CH2CH2OR2]3-a and/or substituted ammonium chlorides of the formula B: R1bN[(CH2CH2O)mCH2CH2OR2]4-b Cl in which a = 0, 1 or 2; b= 0, 1, 2 or 3; R1 is a straight-chain, branched-chain or cycloaliphatic alkyl group with 2 to 24 C-atoms, or an aryl, alkylaryl or substituted-aryl group, and if a = 2 or b = 2 or 3, the R1 groups may be the same or different; R2=H is a straight-chain or branched-chain alkyl group with 1 to 20 C-atoms, or an aryl, substituted-aryl or alkylaryl group; and m = 1 to 20. Organo-tin chlorides produced in this way are particularly suitable for use as intermediates in the preparation of thermostabilizers for PVC resins.

    专利号:US-6479696-B1
    优先权日:1999-07-05
    标题:Method for synthesis and process inhibition of isobornyl (meth)acrylate
    发明人:KNEBEL JOACHIM; SAAL DORIS
    权利人:ROEHM GMBH
    摘要:Isobornyl (meth)acrylate is synthesized by a two-stage one-pot process, wherein isobornyl acetate is converted to isoborneol followed by transesterification with (meth)acrylic acid methyl ester, without isolation of the intermediates or purification of the product.

    专利号:US-12129358-B2
    优先权日:2020-02-24
    标题 :Alkyl-bridged tin-based thermal stabilizers for halogenated resins and synthesis and uses thereof
    发明人:ROSS KEVIN JOHN; NORRIS GENE KELLY
    权利人:PMC ORGANOMETALLIX INC
    摘要:The present invention relates to stabilizer composition for halogen-containing polymer. It has recently been found that tin-based thermal stabilizers with a bridging alkyl group between two tin centers are effective stabilizers while having effectively double the molecular weight of the corresponding non-alkyl bridged stabilizer. It is expected that ongoing experimentation will confirm that the alkyl bridged stabilizers have much lower volatility which leads to greater retention of the stabilizer in the finished article.

    专利号:WO-9222558-A2
    优先权日:1991-06-12
    标 题:Method for the direct synthesis of organo-tin chlorides, and their use

    专利号:EP-0557465-A1
    优先权日:1991-01-22
    标题 :Method for the direct synthesis of organo-tin chlorides, and the use of such chlorides

    专利号:DE-4119379-A1
    优先权日:1991-06-12
    标 题 :METHOD FOR THE DIRECT SYNTHESIS OF ORGANOZIN CHLORIDES AND THE USE THEREOF
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    合成参考文献


    摘要:U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals., NX#02188
    摘要:Arzneimittel-Forschung. Drug Research., 19(934), 1969 []
    摘要:Sangyo Igaku. Japanese Journal of Industrial Health., 15(3), 1973
    摘要:Schafer, E. W., Jr., and W. A. Bowles Jr. 1985. Acute oral toxicity and repellency of 933 chemicals to house and deer mice. Archives of Environmental Contamination and Toxicology 14:111-129.
    摘要:Schafer, E. W., Jr., and W. A. Bowles Jr. 2004. Toxicity, Repellency of Phytotoxicity of 979 Chemicals to Birds, Mammals and Plants. Research Report No. 04-01. National Wildlife Research Center, Fort Collins, Colorado. 118 pp. https://www.aphis.usda.gov/ws/nwrc/chem-effects-db/U_schafer041_2004.pdf
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