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3,3-Dichlor-1,1,5,5-tetramethyl-trisiloxan | 2750-49-4

中文名称
——
中文别名
——
英文名称
3,3-Dichlor-1,1,5,5-tetramethyl-trisiloxan
英文别名
1,1,5,5-tetramethyl-3,3-dichlorotrisiloxane;dichloro-bis(dimethylsilyloxy)silane
3,3-Dichlor-1,1,5,5-tetramethyl-trisiloxan化学式
CAS
2750-49-4
化学式
C4H14Cl2O2Si3
mdl
——
分子量
249.316
InChiKey
MCSFYPJCTKZOAJ-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

计算性质

  • 辛醇/水分配系数(LogP):
    1.9
  • 重原子数:
    11
  • 可旋转键数:
    4
  • 环数:
    0.0
  • sp3杂化的碳原子比例:
    1.0
  • 拓扑面积:
    18.5
  • 氢给体数:
    0
  • 氢受体数:
    2

反应信息

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文献信息

  • Process for preparing organosiloxanes
    申请人:Wacker-Chemie GmbH
    公开号:US05011962A1
    公开(公告)日:1991-04-30
    Organosiloxanes (1) of the general formula R.sup.1.sub.4-n Si(OSiR.sub.3).sub.n, in which R is the same or different and represents a hydrogen atom or a monovalent hydrocarbon radical having from 1 to 18 carbon atom(s) per radical or a substituted monovalent hydrocarbon radical having from 1 to 18 carbon atom(s) per radical, R.sup.1 represents R or a chlorine atom, and n is 3 or 4, are prepared by reacting organodisiloxanes (2) of the general formula (R.sub.3 Si).sub.2 O, with chlorosilanes (3) of the general formula R.sub.4-n SiCl.sub.n, in which R and n are the same as above, in the presence of phosphonitrile chlorides (4) and cocatalysts (5), in which the cocatalysts (5) are used concomitantly with the phosphonitrile chlorides (4) and are selected from the group consisting of amides of the general formula X--C(O)--R.sup.2, in which R.sup.2 is the same or different and represents a hydrogen atom or a monovalent hydrocarbon radical having from 1 to 8 carbon atom(s) per radical or a substituted monovalent hydrocarbon radical having from 1 to 8 carbon atom(s) per radical, and X reresents a radical of the formula R.sup.2.sub.2 N- or ##STR1## where R.sup.2 is the same as above, R.sup.3 represents a divalent hydrocarbon radical having from 5 to 7 carbon atoms per radical, urea or urea derivatives of the general formula X--C(O)--X, where X is the same as above and cyanuric acid.
    一般式为R.sup.1.sub.4-n Si(OSiR.sub.3).sub.n的OrganOSiloxanes(1),其中R相同或不同,代表一个具有1到18个碳原子的单价碳氢基团或具有1到18个碳原子的取代单价碳氢基团的氢原子,R.sup.1代表R或原子,n为3或4,通过将一般式为(R.sub.3 Si).sub.2 O的organodisiloxanes(2)与一般式为R.sub.4-n SiCl.sub.n的chlorOSilanes(3)在化物(4)和共催化剂(5)的存在下反应制备而成。其中,共催化剂(5)与化物(4)同时使用,并从以下群组中选择,该群组由一般式为X--C(O)--R.sup.2的酰胺组成,其中R.sup.2相同或不同,代表具有1到8个碳原子的单价碳氢基团或具有1到8个碳原子的取代单价碳氢基团,X代表式R.sup.2.sub.2 N-或##STR1##的基团,其中R.sup.2与上述相同,R.sup.3代表具有5到7个碳原子的二价碳氢基团,或一般式为X--C(O)--X的生物,其中X与上述相同,以及三聚氰酸
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