1,1-双(三甲基甲硅烷氧基)-3,3-二甲基-1-丁烯 | 31469-23-5

• 分子结构分类: 有机化合物 - 有机金属化合物 - 有机类金属化合物
• 中文名称: 1,1-双(三甲基甲硅烷氧基)-3,3-二甲基-1-丁烯
• 英文名称: tert-Butylketene Bis(trimethylsilyl) Acetal
• 英文别名: 2-(tert-butyl)-1,1-bis(trimethylsilyloxy)ethene；tert.-Butylketen-bis-(trimethylsilyl)-acetal；4-(2,2-Dimethylpropylidene)-2,2,6,6-tetramethyl-3,5-dioxa-2,6-disilaheptane；(3,3-dimethyl-1-trimethylsilyloxybut-1-enoxy)-trimethylsilane
• CAS: 31469-23-5
• 化学式: C₁₂H₂₈O₂Si₂
• mdl: MFCD01632564
• 分子量: 260.524
• InChiKey: AXHCIRPJLCLGQH-UHFFFAOYSA-N

物化性质

• 沸点：
  88 °C (15 mmHg)
• 密度：
  0.856±0.06 g/cm3(Predicted)
• 闪点：
  25 °C
• 稳定性/保质期：
  <p>遵照规定使用和储存，则不会分解。</p>

计算性质

• 辛醇/水分配系数(LogP)：
  5.37
• 重原子数：
  16
• 可旋转键数：
  5
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.833
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 危险品标志：
  Xi
• 危险类别码：
  R36/37/38
• 海关编码：
  2931900090

SDS

Name:	1 1-Bis(trimethylsilyloxy)-3 3-dimethyl-1-butene Material Safety Data Sheet
Synonym:	None Known
CAS:	31469-23-5

Section 1 - Chemical Product MSDS Name:1 1-Bis(trimethylsilyloxy)-3 3-dimethyl-1-butene Material Safety Data Sheet
Synonym:None Known

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Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
31469-23-5	1,1-Bis(trimethylsilyloxy)-3,3-dimethy	100	unlisted

Hazard Symbols: None Listed.
Risk Phrases: None Listed.

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Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation.
Ingestion:
May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
Inhalation:
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
Chronic:
No information found.

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Section 4 - FIRST AID MEASURES
Eyes: In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical aid.
Skin:
In case of contact, flush skin with plenty of water. Remove contaminated clothing and shoes. Get medical aid if irritation develops and persists. Wash clothing before reuse.
Ingestion:
If swallowed, do not induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Get medical aid.
Inhalation:
If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Treat symptomatically and supportively.

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Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Vapors may be heavier than air. They can spread along the ground and collect in low or confined areas. Runoff from fire control or dilution water may cause pollution.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or appropriate foam.

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Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Avoid runoff into storm sewers and ditches which lead to waterways. Clean up spills immediately, observing precautions in the Protective Equipment section. Provide ventilation.

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Section 7 - HANDLING and STORAGE
Handling:
Wash thoroughly after handling. Use with adequate ventilation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Storage:
Store in a tightly closed container. Keep refrigerated. (Store below 4C/39F.)

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Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 31469-23-5: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

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Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Liquid
Color: colorless
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 88 deg C @ 15.00mm
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C12H28O2Si2
Molecular Weight: 260.52

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Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not currently available.
Conditions to Avoid:
Excess heat.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

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Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 31469-23-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
1,1-Bis(trimethylsilyloxy)-3,3-dimethyl-1-butene - Not listed by ACGIH, IARC, or NTP.

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Section 12 - ECOLOGICAL INFORMATION

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Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

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Section 14 - TRANSPORT INFORMATION

IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

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Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 31469-23-5: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 31469-23-5 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 31469-23-5 is not listed on the TSCA inventory.
It is for research and development use only.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  1,1-双(三甲基甲硅烷氧基)-3,3-二甲基-1-丁烯 在 三氟甲磺酸三甲基硅酯 、 oxygen 作用下， 以 二氯甲烷 为溶剂， 反应 18.0h， 生成 6-(tert-butyl)-3,3-dimethyl-1,2,4-trioxan-5-one
  参考文献：
  名称：

  1,2,4-三恶烷-5-酮的合成

  摘要：

  在三甲基甲硅烷基三氟甲烷磺酸盐作为催化剂的存在下，通过将醛和酮与三甲基甲硅烷基α-[（三甲基甲硅烷基）过氧]链烷酸酯缩合，可以高收率制备数个3,6-取代的1,2,4-三恶烷-5-酮。

  DOI：

  10.1002/hlca.19910740612
• 作为产物：
  描述：

  3,3-二甲基-1-丁酸 在 吡啶 、 正丁基锂 、 六甲基二硅氮烷 作用下， 以 四氢呋喃 、 正己烷 为溶剂， 反应 24.75h， 生成 1,1-双(三甲基甲硅烷氧基)-3,3-二甲基-1-丁烯
  参考文献：
  名称：

  One-pot synthesis of 3-hydroxymaleic anhydrides by cyclization of 1,1-bis(trimethylsilyloxy)ketene acetals with oxalyl chloride

  摘要：

  Functionalized 3-hydroxymaleic anhydrides were prepared by cyclization of 1, 1-bis(trimethylsilyloxy)ketene acetals with oxalyl chloride. (c) 2007 Elsevier Ltd. All rights reserved.

  DOI：

  10.1016/j.tet.2007.01.026

文献信息

• Transition-metal catalyzed synthesis of δ-hydroxy-γ-lactones from bis(trimethylsilyl) ketene acetals and allylic acetates via γ-unsaturated carboxylic acids. Comments on the formation of α-cyclopropyl carboxylic acids
  作者：Henri Rudler、Paul Harris、Andrée Parlier、Frédéric Cantagrel、Bernard Denise、Moncef Bellassoued、Jacqueline Vaissermann

  DOI：10.1016/s0022-328x(00)00905-0

  日期：2001.4

  Bis(trimethylsilyl)ketene acetals react with allylic acetates in the presence of Pd(0) complexes to give γ-unsaturated carboxylic acids together with α-cyclopropyl carboxylic acids. The unsaturated acids can be converted catalytically to δ-hydroxy-γ-lactones by the H2O2/MTO system (methyltrioxorhenium) and to butenolides by Pd(II) catalyzed intramolecular cyclization reactions. The structure of two

  双（三甲基甲硅烷基）乙烯酮缩醛在Pd（0）配合物的存在下与乙酸烯丙酯反应生成γ-不饱和羧酸与α-环丙基羧酸。H 2 O 2 / MTO系统（甲基三氧or）可将不饱和酸催化转化为δ-羟基-γ-内酯，而Pd（II）催化的分子内环化反应则可将其转化为丁烯化物。这些内酯中的两个的结构已经通过X射线分析确定。将讨论环丙酸的形成机理。
• A two-step, catalytic synthesis of δ-hydroxy-γ-lactones from allylic acetates and bis(trimethylsilyl)ketene acetals
  作者：Henri Rudler、Andrée Parlier、Frederic Cantagrel、Paul Harris、Moncef Bellassoued

  DOI：10.1039/b001175o

  日期：——

  Bis(trimethylsilyl) ketene acetals react successively with allylic acetates, in the presence of Pd(0) then with H2O2, in the presence of methyltrioxorhenium, to give δ-hydroxy-γ-lactones via γ-unsaturated carboxylic acids.

  双(三甲基硅基)烯酮乙缩醛在Pd(0)存在下与烯丙基乙酸酯连续反应，然后在甲基三氧化铼存在下与H2O2反应，通过γ-不饱和羧酸生成δ-羟基-γ-内酯。
• ketene bis(trialkylsilyl) acetals: synthesis, pyrolysis and spectral studies
  作者：C. Ainsworth、Yu-Neng Kuo

  DOI：10.1016/s0022-328x(00)90476-5

  日期：1972.12

  methods are described for the preparation of alkyl, dialkyl, aryl and diaryl ketene bis(trialkylsilyl)acetals. One is by reaction of αmetalated trimethylsilyl carboxylates with trimethylchlorosilane (TMCS) and the otehr is by inteaction of dianions of carboxylic acids and TMCS. The dianion of cyclopropane carboxylic acid and TMCS gave C-silated ester in 90% yield. Pyrolysis of diphenyl ketene bis(trialkylsilyl)

  描述了两种高产率的合成方法，用于制备烷基，二烷基，芳基和二芳基乙烯酮双（三烷基甲硅烷基）缩醛。一种是通过α金属化的三甲基甲硅烷基羧酸盐与三甲基氯硅烷（TMCS）的反应，而另一种是通过羧酸与TMCS的二价阴离子的相互键合。环丙烷羧酸和TMCS的二价阴离子以90％的收率得到C-硅酸酯。交叉实验表明，二苯基乙烯酮双（三烷基甲硅烷基）缩醛热解为二苯基乙烯酮和双（三烷基甲硅烷基）醚在分子间进行。单取代的和二烷基酮烯（三甲基甲硅烷基）缩醛的热解得到了酮烯-酮缩醛的加成产物（III），其在溶剂分解时以高收率提供了β-酮酸。给出了许多化合物的NMR和质谱数据。
• Metal reductions of malonates and oxalates. A covenient decarboxylation route for disubstituted malonates and synthesis of keten acetals
  作者：Yu-Neng Kuo、Francis Chen、C. Ainsworth、Jordan J. Bloomfield

  DOI：10.1039/c29710000136

  日期：——

  Alkali-metal reduction of disubstituted malonates or treatment of esters with base in the presence of trimethylchlorosilane gives high yields of the reactive disubstituted keten alkyl trimethylsilyl acetals, while diethyl oxalate, under similar conditions is reduced to 1,2-diethyl-1,2-bis(trimethylsilyloxy)ethylene.

  二取代丙二酸酯的碱金属还原或在三甲基氯硅烷存在下用碱处理酯类可得到高产率的反应性二取代缩酮烷基三甲基甲硅烷基缩醛，而草酸二乙酯在类似条件下可还原为1,2-二乙基-1,2-双（三甲基甲硅烷氧基）乙烯。
• Ketene bis(trimethylsilyl) acetals. Cross-aldol condensation with aldehydes. Stereochemistry of the reaction
  作者：Jacques-Emile Dubois、Georges Axiotis、Emmanuel Bertounesque

  DOI：10.1016/s0040-4039(01)91225-0

  日期：1984.1

  The titanium tetrachloride catalyzed condensation of the title acetals with aldehydes, leads to threo or erythro β-hydroxyacids with good stereoselectivity which depends mainly on the nature of the acetal counterion.

  标题缩醛与醛的四氯化钛催化缩合反应生成具有良好立体选择性的苏式或赤式β-羟基酸，这主要取决于缩醛抗衡离子的性质。