3-苯基-1-丙基硼酸频哪酯 | 329685-40-7

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 3-苯基-1-丙基硼酸频哪酯
• 中文别名: 3-苯基-1-丙基硼酸频那醇酯；苯丙基硼酸频哪醇酯
• 英文名称: 4,4,5,5-tetramethyl-2-(3-phenylpropyl)-[1,3,2]dioxaborolane
• 英文别名: 2-(3-phenylpropyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane；(3-phenylpropyl)boronic acid pinacol ester；4,4,5,5-Tetramethyl-2-(3-phenylpropyl)-1,3,2-dioxaborolane
• CAS: 329685-40-7
• 化学式: C₁₅H₂₃BO₂
• mdl: MFCD09953505
• 分子量: 246.157
• InChiKey: HRZOKAQQKKQUME-UHFFFAOYSA-N

物化性质

• 沸点：
  307.1±21.0 °C(Predicted)
• 密度：
  0.96±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  4.65
• 重原子数：
  18
• 可旋转键数：
  4
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.6
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  2

安全信息

• 海关编码：
  2934999090

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 3-Phenyl-1-propylboronic acid pinacol ester
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

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Section 3. Composition/information on ingredients.
Ingredient name: 3-Phenyl-1-propylboronic acid pinacol ester
CAS number: 329685-40-7

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Section 4. First aid measures
Skin contact: Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact: Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation: Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion: Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

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Section 5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

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Section 6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution: Wear approved mask/respirator
Hand precaution: Wear suitable gloves/gauntlets
Skin protection: Wear suitable protective clothing
Eye protection: Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

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Section 7. Handling and storage
Handling: This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels, under −20◦C.
Storage:

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Section 8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

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Section 9. Physical and chemical properties
Appearance: Not specified
Boiling point: No data
No data
Melting point:
Flash point: No data
Density: No data
Molecular formula: C15H23BO2
Molecular weight: 246.2

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Section 10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide.

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Section 11. Toxicological information
No data.

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Section 12. Ecological information
No data.

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Section 13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

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Section 14. Transportation information
Non-harzardous for air and ground transportation.

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Section 15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  3-苯基-1-丙基硼酸频哪酯 在 [Ir(dF(CF₃)ppy)₂(dtbbpy)](PF₆) 、 苯硫酚 作用下， 以 甲醇 、 乙醚 、 丙酮 为溶剂， 反应 16.5h， 生成 正丙基苯
  参考文献：
  名称：

  频哪醇硼酸酯的催化原脱硼氢硼烷：烯烃的正式抗马氏化学加氢甲基化†

  摘要：

  频哪醇硼酸酯是有机合成中非常有价值的组成部分。与可用于烷基硼酸酯的功能化脱硼的许多方案相反，原脱硼没有得到很好的开发。在本文中，我们报道了利用自由基方法对1°，2°和3°烷基硼酸酯进行催化原脱硼。结合Matteson–CH 2 –同源性，我们的方案允许进行正式的反马尔可夫尼可夫烯氢甲基化反应，这是一种有价值的但未知的转化。将氢甲基化序列应用于甲氧基保护的（-）-Δ8-THC和胆固醇。原脱硼硼烷进一步用于δ-（R）-可卡因和吲哚并立定209B的正式全合成中。

  DOI：

  10.1039/c9sc02067e
• 作为产物：
  描述：

  1-氯-3-苯基丙烷 在 sodium iodide 、 lithium tert-butoxide 作用下， 以 甲醇 、 水 、 丙酮 为溶剂， 反应 48.0h， 生成 3-苯基-1-丙基硼酸频哪酯
  参考文献：
  名称：

  经由自由基机理的烷基碘的无过渡金属的硼氢化作用。

  摘要：

  我们描述了一种操作简单的烷基碘的无过渡金属的硼化反应。该方法使用市售的二硼试剂作为硼源，并且显示出优异的官能团相容性。此外，可以以优异的收率有效地将各种各样的伯和仲烷基碘化物有效地转化为相应的烷基硼酸酯。机理研究表明，该硼化反应通过特征在于烷基自由基中间体生成的单电子转移机理进行。

  DOI：

  10.1021/acs.orglett.9b01951

文献信息

• Transition metal- and light-free radical borylation of alkyl bromides and iodides using silane
  作者：Beiqi Sun、Sihan Zheng、Fanyang Mo

  DOI：10.1039/d1cc02134f

  日期：——

  for borylation of alkyl bromides and iodides to alkyl boronic esters under transition metal- and light-free conditions. A series of substrates with a wide range of functional groups were effectively transformed into the borylation products in moderate to good yields. Mechanistic studies, including radical clock experiments and DFT calculations, gave detailed insight into the radical borylation process

  我们报告了在无过渡金属和无光条件下将烷基溴和碘化物硼化为烷基硼酸酯的操作简单和中性的条件。一系列具有广泛功能基团的底物以中等到良好的产率有效地转化为硼酸酯化产物。包括自由基时钟实验和DFT计算在内的机理研究，使人们对自由基硼化过程有了更深入的了解。
• Manganese-Catalyzed Borylation of Unactivated Alkyl Chlorides
  作者：Thomas C. Atack、Silas P. Cook

  DOI：10.1021/jacs.6b03157

  日期：2016.5.18

  of (bis)pinacolatodiboron with a wide range of alkyl halides, demonstrating the first manganese-catalyzed coupling with alkyl electrophiles. This method allows access to primary, secondary, and tertiary boronic esters from the parent chlorides, which were previously inaccessible as coupling partners. The reaction proceeds in high yield with as little as 1000 ppm catalyst loading, while 5 mol % can

  使用低成本的溴化锰 (MnBr2) 和四甲基乙二胺 (TMEDA) 催化（双）频哪醇二硼与多种烷基卤化物的交叉偶联，证​​明了锰催化与烷基亲电试剂的首次偶联。该方法允许从母体氯化物中获得伯、仲和叔硼酸酯，这些以前作为偶联伙伴是无法获得的。该反应以低至 1000 ppm 的催化剂负载量以高产率进行，而 5 mol% 可在短短 30 分钟内提供高产率。最后，自由基时钟实验表明，在 0 °C 时，直接硼酸化作用胜过其他自由基过程，从而提供合成有用的、温度控制的反应结果。
• Alkylboronic Esters from Copper-Catalyzed Borylation of Primary and Secondary Alkyl Halides and Pseudohalides
  作者：Chu-Ting Yang、Zhen-Qi Zhang、Hazmi Tajuddin、Chen-Cheng Wu、Jun Liang、Jing-Hui Liu、Yao Fu、Maria Czyzewska、Patrick G. Steel、Todd B. Marder、Lei Liu

  DOI：10.1002/anie.201106299

  日期：2012.1.9

  unprecedented copper‐catalyzed cross‐coupling reaction of the title compounds with diboron reagents is described (see scheme; Ts=4‐toluenesulfonyl). This reaction can be used to prepare both primary and secondary alkylboronic esters having diverse structures and functional groups. The resulting products would be difficult to access by other means.

  易于获得：描述了标题化合物与乙硼试剂的前所未有的铜催化交叉偶联反应（参见方案； Ts = 4-甲苯磺酰基）。该反应可用于制备具有不同结构和官能团的伯烷基硼酸酯和仲烷基硼酸酯。生成的产品将很难通过其他方式访问。
• Efficient synthesis of alkylboronic esters <i>via</i> magnetically recoverable copper nanoparticle-catalyzed borylation of alkyl chlorides and bromides
  作者：Mahadev L. Shegavi、Abhishek Agarwal、Shubhankar Kumar Bose

  DOI：10.1039/d0gc00677g

  日期：——

  report a magnetically separable Cu nanocatalyst (Fe-DOPA-Cu) for the borylation of alkyl halides with alkoxy diboron reagents, providing alkylboronic esters in high yields, with broad functional group tolerance under mild reaction conditions. The procedure is also applicable to the borylation of benzyl chlorides and bromides. Radical clock experiments support a radical-mediated process. Easy recycling of

  我们报告了一种可磁分离的铜纳米催化剂（Fe-DOPA-Cu），用于烷基卤化物与烷氧基二硼试剂的硼酸酯化，可提供高产率的烷基硼酸酯，在温和的反应条件下具有宽泛的官能团耐受性。该方法也适用于苄基氯和溴化物的硼化。激进的时钟实验支持激进介导的过程。催化剂易于循环使用，最多十次运行不会造成活性显着下降。
• Highly Efficient Synthesis of Alkylboronate Esters via Cu(II)-Catalyzed Borylation of Unactivated Alkyl Bromides and Chlorides in Air
  作者：Shubhankar Kumar Bose、Simon Brand、Helen Oluwatola Omoregie、Martin Haehnel、Jonathan Maier、Gerhard Bringmann、Todd B. Marder

  DOI：10.1021/acscatal.6b02918

  日期：2016.12.2

  A copper(II)-catalyzed borylation of alkyl halides with bis(pinacolato)diboron (B2pin2) has been developed, which can be carried out in air, providing a wide range of primary, secondary, and some tertiary alkylboronates in high yields. A variety of functional groups are tolerated and the protocol is also applicable to unactivated alkyl chlorides (including 1,1- and 1,2-dichlorides). Preliminary mechanistic

  已经开发出了铜（II）催化的卤化烷基卤与双（频哪醇）二硼化硼（B 2 pin 2），该反应可以在空气中进行，从而提供高范围的伯，仲和某些叔烷基硼酸酯。产量。可以耐受多种官能团，该方案也适用于未活化的烷基氯化物（包括1,1-和1,2-二氯化物）。初步的机理研究表明，这种硼化反应涉及单电子过程。