1,1,3,3-四甲基二硅氧烷 1,1,3,3-四甲基二硅氧烷

规格:
CAS: 3277-26-7
产品编号: HXYJ0000019771
MDL: MFCD00008256
品牌: Bellen
Chemical Name1,1,3,3-Tetramethyldisiloxane
PubChem Substance ID6327482
EC Number221-906-4
Beilstein Registry Number1733364
Synonym 1,1,3,3四甲基二硅氧烷 Bis(dimethylsilyl) ether 四甲基二氢二硅氧烷
Reaxys-RN1733364
Chemical Name Translation1,1,3,3-四甲基二硅氧烷
InChIKeyNVYQDQZEMGUESH-UHFFFAOYSA-N
LabNetwork Molecule IDLN01378004
MDL NumberMFCD00008256
CAS Number3277-26-7
InChIInChI=1S/C4H12OSi2/c1-6(2)5-7(3)4/h1-4H3
GHS Symbol
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
   Prague, Czechoslovakia, Avicenum, 1986  Volume(issue)/page/year: -,1221,1986

TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 400 gm/m3/2H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
   Prague, Czechoslovakia, Avicenum, 1986  Volume(issue)/page/year: -,1221,1986

WGK Germany2
Hazard statements
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
    Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
    RTECSJN1000000
    Precautionary statements
    • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
    • P233 Keep container tightly closed. ?保持容器密闭。
    • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
    • P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. 使用防爆电气/通风/照明/ .../设备。
    • P242 Use only non-sparking tools. 只能使用无火花工具。
    • P243 Take precautionary measures against static discharge. 采取预防措施，防止静电放电。
    • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
    • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
    • P264+P265
    • P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
    • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
    • P302+P352
    • P302+P352+P332+P313+P362+P364
    • P303+P361+P353
    • P304+P340
    • P305+P351+P338
    • P305+P351+P338+P337+P313
    • P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适，呼叫解毒中心或医生/医师。
    • P319
    • P321 Specific treatment (see … on this label). 具体治疗（见本标签上的）。
    • P332+P313
    • P332+P317
    • P337+P313
    • P337+P317
    • P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
    • P362+P364
    • P370+P378
    • P403+P233
    • P403+P235
    • P405 Store locked up. 上锁保管。
    • P501 Dispose of contents/container to..… 处理内容物/容器.....
      Signal word Danger
      Packing GroupII
      UN Number 1993
      Risk Statements
      • R11 Highly flammable 非常易燃
      • R16 Explosive when mixed with oxidising substances 与氧化物质混合会爆炸
      • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
        Safety Statements
        • S16 Keep away from sources of ignition - No smoking 远离火源，禁止吸烟；
          Storage condition Moisture Sensitive 2-8°C 储存温度2-8℃，充氩保存
          Hazard Codes 3 F
          Hazard Class3
          Restrict
        • 一种氢封端的二硅氧烷，能和不饱和烯烃发生加成反应，因此广泛用来制备氢封端的聚硅氧烷，用作硅橡胶的扩链剂或交联剂；或用于合成各种具有反应活性官能团封端的硅氧烷聚合物，用作有机聚合物的有机硅共聚改性。还可用作有机合成中的还原剂。
        • {ALD} Beilstein:4(4)3991
        • {ALF} Forms polymers via hydrosilylation of alkadienes and and alkynes.
        • {ALF} In the presence of TMS chloride and either LiBr or NaI, aromatic aldehydes are reduced directly to benzyl halides: Tetrahedron Lett., 25, 1103 (1984).
        • {ALF} In the presence of a catalytic amount of titanium isopropoxide, secondary and tertiary phosphine oxides can be reduced to the corresponding phosphines in high yield, avoiding pyrophoric reagents: Synlett, 1545 (2007).
        • {ALF} Reducing agent:
        • {ALF} With a Pd(0) catalyst, acetylenes are reduced to olefins (mainly cis): Tetrahedron Lett., 30, 4675 (1989).
          • 3277-26-7 HXYJ0000019771 1,1,3,3-四甲基二硅氧烷 1,1,3,3-四甲基二硅氧烷

          化学属性

          Refractive index1.3690 to 1.3710
          TSCAYes
          Melting Point-78°
          SolubilityDECOMPOSES
          Mol. FormulaC4H14OSi2
          Mol. Weight134
          Density0.76
          Flash Point-26°C
          Appearance colorless liq.
          Stabilitymoisture sensitive
          Boiling Point70-71
          Danger-Level甲类
          pH:
          Redox

          *以上化合物性质及应用等信息仅供参考