1,1,3,3-Tetramethyldisiloxane 1,1,3,3-四甲基二硅氧烷

CAS 3277-26-7 MFCD00008256

化学结构图

3277-26-7
SMILES: C[Si](C)O[Si](C)C

化学属性

Mol. FormulaC4H14OSi2
Mol. Weight134.33
Refractive index1.3690 to 1.3710
Boiling Point71°C(lit.)
Density0.76
Flash Point-26°(-15°F)
TSCAYes
Melting Point-78°
Appearance 无色透明液体，折光率1.3714，沸点69-71℃，密度0.760/ml
SolubilityDECOMPOSES
Stability对湿度敏感
Danger-Level甲类
pH-:-
Redox-

别名和识别编码

Chemical Name1,1,3,3-Tetramethyldisiloxane
MDL NumberMFCD00008256
CAS Number3277-26-7
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
InChIInChI=1S/C4H12OSi2/c1-6(2)5-7(3)4/h1-4H3
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分类

  • {SNA} Chemical Synthesis, Organometallic Reagents, Organosilicon, Siloxanes

产品应用

  • 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。

相关文献及参考

  • Beilstein:4(4)3991
  • Forms polymers via hydrosilylation of alkadienes and and alkynes.
  • In the presence of TMS chloride and either LiBr or NaI, aromatic aldehydes are reduced directly to benzyl halides: Tetrahedron Lett., 25, 1103 (1984).
  • 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).
  • Reducing agent:
  • With a Pd(0) catalyst, acetylenes are reduced to olefins (mainly cis): Tetrahedron Lett., 30, 4675 (1989).

安全信息

GHS Symbol
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 
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

Restrict -

其他信息

  • Acros Organics:1，1，3，3-四甲基二硅氧烷 1,1,3,3-Tetramethyldisiloxane, 97%(3277-26-7)
  • 海关编码:29310095
  • Sigma Aldrich:3277-26-7(sigmaaldrich)
  • 图谱信息:1,1,3,3-四甲基二硅氧烷(3277-26-7)核磁图( 1 HNMR) 1,1,3,3-四甲基二硅氧烷(3277-26-7)核磁图( 13 CNMR) 1,1,3,3-四甲基二硅氧烷(3277-26-7)红外图谱(IR1) 1,1,3,3-四甲基二硅氧烷(3277-26-7)质谱(MS)
  • 用途一:用于生产加成型硅橡胶、硅凝胶、甲基氢硅油和其他特种助剂
  • 1,1,3,3-四甲基二硅氧烷价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 T1437 1,1,3,3-四甲基二硅氧烷 1,1,3,3-Tetramethyldisiloxane 25ML 308元 2014/06/02 T1437 1,1,3,3-四甲基二硅氧烷 1,1,3,3-Tetramethyldisiloxane 250ML 1560元 2010/06/21 216510250 1,1,3,3-四甲基二硅氧烷 1,1,3,3-Tetramethyldisiloxane 97% 25 ML 306元
  • Alfa Aesar:1，1，3，3-四甲基二甲硅醚,97% 1,1,3,3-Tetramethyldisiloxane, 97%(3277-26-7)
  • TCI Shanghai:1,1,3,3-四甲基二硅氧烷 1,1,3,3-Tetramethyldisiloxane,>;97.0%(GC)(3277-26-7)
  • F:10-21
  • MOL 文件:3277-26-7.mol
  • 敏感性:Moisture Sensitive
  • MSDS 信息:1,1,3,3-Tetramethyldisiloxane(3277-26-7).msds

系列性分类

  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Reduction - Synthetic Reagents
  1. Chemical Synthesis 化学合成
  2. Organometallic Reagents 金属有机试剂
  3. Organosilicon 有机硅
  4. Silicates
  1. CVD & ALD Precursors
  1. CVD & ALD Precursors
  2. Silicon
  1. Silanes & Silanols for CVD & ALD
  2. Silicon

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