三甲基叔乙酸丁酯 | 61333-82-2

• 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: 三甲基叔乙酸丁酯
• 英文名称: trimethylsilyl 3,3-dimethylbutanoate
• CAS: 61333-82-2
• 化学式: C₉H₂₀O₂Si
• mdl: MFCD01632554
• 分子量: 188.342
• InChiKey: SNWZEHDUHRRRJL-UHFFFAOYSA-N

物化性质

• 沸点：
  54 °C (12 mmHg)
• 稳定性/保质期：

  遵照规定使用和储存，则不会分解。

计算性质

• 辛醇/水分配系数(LogP)：
  3.11
• 重原子数：
  12
• 可旋转键数：
  4
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.888
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 海关编码：
  2931900090
• 安全说明：
  S24/25

SDS

Name:	TRIMETHYLSILYL TERT-BUTYLACETATE Material Safety Data Sheet
Synonym:
CAS:	61333-82-2

Section 1 - Chemical Product MSDS Name:TRIMETHYLSILYL TERT-BUTYLACETATE Material Safety Data Sheet
Synonym:

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Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
61333-82-2	TRIMETHYLSILYL TERT-BUTYLACETATE		unlisted

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

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Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Not available.
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.
Chronic:
Not available.

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Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:

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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.
Extinguishing Media:
Use extinguishing media most appropriate for the surrounding fire.

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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.

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Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
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:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 61333-82-2: Personal Protective Equipment Eyes: Not available.
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: 54 deg C @ 12.00mm
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:
Molecular Weight: 188.34

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Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
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# 61333-82-2 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
TRIMETHYLSILYL TERT-BUTYLACETATE - 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
No information available.
IMO
No information available.
RID/ADR
No information available.

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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# 61333-82-2: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 61333-82-2 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 61333-82-2 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：

  三甲基叔乙酸丁酯 在 正丁基锂 、 trimethyl-trifluoromethanesulfonate 、 六甲基二硅氮烷 作用下， 以 四氢呋喃 、 正己烷 、 二氯甲烷 为溶剂， 反应 27.25h， 生成 3-tert-butyl-4-hydroxymaleic anhydride
  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
• 作为产物：
  描述：

  三甲基氯硅烷 、 3,3-二甲基-1-丁酸 在 吡啶 、 六甲基二硅氮烷 作用下， 以 四氢呋喃 为溶剂， 反应 12.5h， 以61%的产率得到三甲基叔乙酸丁酯
  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