3,5-二氟基苯硼酸新戊基二醇酯 | 216393-57-6

• 物质功能分类: 有机原料 - 有机氟化合物 - 氟苯硼酸系列
• 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: 3,5-二氟基苯硼酸新戊基二醇酯
• 中文别名: 3,5-二氟苯硼酸新戊基乙醇酯；3,5-二氟苯硼酸新新戊二醇酯
• 英文名称: 2-(3,5-difluorophenyl)-5,5-dimethyl-1,3,2-dioxaborinane
• 英文别名: 5,5-dimethyl-2-(3,5-difluorophenyl)-1,3,2-dioxaborinane；3,5-difluorophenylboronic acid neopentylglycol ester；3,5-difluorophenylboronic acid
• CAS: 216393-57-6
• 化学式: C₁₁H₁₃BF₂O₂
• 分子量: 226.031
• InChiKey: OLHRAEPCGZMMTI-UHFFFAOYSA-N

物化性质

• 熔点：
  43-45°C
• 沸点：
  290.9±30.0 °C(Predicted)
• 密度：
  1.14±0.1 g/cm3(Predicted)
• 稳定性/保质期：
  避氧化物

计算性质

• 辛醇/水分配系数(LogP)：
  1.73
• 重原子数：
  16
• 可旋转键数：
  1
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.45
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  4

安全信息

• 危险品标志：
  Xi
• 安全说明：
  S22,S24/25
• 海关编码：
  2934999090
• 危险性防范说明：
  P261,P264,P270,P271,P280,P301+P312,P302+P352,P304+P340,P330,P363,P501
• 危险性描述：
  H302,H312,H332
• 储存条件：
  保存方法：密封于阴凉、通风干燥处。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 3,5-Difluorophenylboronic acid neopentyl glycol 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: 3,5-Difluorophenylboronic acid neopentyl glycol ester
CAS number: 216393-57-6

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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.
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: C11H13BF2O2
Molecular weight: 226.0

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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, hydrogen fluoride.

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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：

  丙二酸单乙酯 、 3,5-二氟基苯硼酸新戊基二醇酯 在 copper(II) bis(trifluoromethanesulfonate) 、 三乙胺 作用下， 以 N,N-二甲基乙酰胺 为溶剂， 反应 42.0h， 以77%的产率得到2-(3,5-二氟苯基)乙酸乙酯
  参考文献：
  名称：

  通过氧化催化丙二酸半酯的环境脱羧芳基化

  摘要：

  我们报告了通过芳基硼亲核试剂与丙二酸衍生物偶联的脱羧羰基α-芳基化。这个过程是通过有氧氧化铜催化与脱羧烯醇化物拦截的结合来实现的，这让人联想到聚酮化合物生物合成中的丙二酰辅酶 A 反应性。该方法能够合成含有与现有α-芳基化反应范式不相容的亲电官能团的乙酸单芳基酯衍生物。该反应的效用在药物中间体合成和后期功能化中得到了证明。

  DOI：

  10.1021/jacs.6b08906
• 作为产物：
  描述：

  2,2-二甲基-1,3-丙二醇 、 3,5-二氟苯硼酸 以 四氢呋喃 为溶剂， 反应 0.67h， 以99%的产率得到3,5-二氟基苯硼酸新戊基二醇酯
  参考文献：
  名称：

  C ？酰胺螯合控制活化H：钌催化直接合成2-Aryl-3-呋喃酰胺

  摘要：

  一种新的，催化方法由钌催化C中的合成heterobiaryls的 ħ活化调查杂环酰胺与芳基boroneopentylates交叉耦合/。从这项调查中，呋喃-3-羧酰胺产生2-芳基-3-呋喃酰胺的高度区域选择性反应在芳基硼戊酸酯基偶联偶合剂的范围内得到了优化和推广。从而建立是凌驾的广泛应用两步指向的一步法合成方法邻金属化（DOM）-Cross偶联反应涉及低温和强碱条件并且具有用于进一步的潜在邻和远程金属化化学。

  DOI：

  10.1002/adsc.201400147

文献信息

• Beyond Directed <i>ortho</i> Metalation: Ru-Catalyzed C_Ar–O Activation/Cross-Coupling Reaction by Amide Chelation
  作者：Yigang Zhao、Victor Snieckus

  DOI：10.1021/ja503819x

  日期：2014.8.13

  Disclosed is a new, catalytic, and general methodology for the chemical synthesis of biaryl, heterobiaryl, and polyaryl molecules by the cross-coupling of o-methoxybenzamides with aryl boroneopentylates. The reaction is based on the activation of the unreactive C-OMe bond by the proximate amide directing group using catalytic RuH2(CO)(PPh3)3 conditions. A one-step, base-free coupling process is thereby

  公开了一种通过邻甲氧基苯甲酰胺与芳基硼戊酸酯的交叉偶联化学合成联芳基、杂联芳基和聚芳基分子的新的、催化的和通用的方法。该反应基于使用催化 RuH2(CO)(PPh3)3 条件通过邻近的酰胺导向基团激活非反应性 C-OMe 键。由此建立了一步、无碱偶联过程，它有可能取代有用的两步定向邻位金属化/交叉偶联反应，包括低温和强碱条件。高区域选择性、与 Suzuki-Miyaura 反应的正交性、操作简单、浪费最少和方便的放大使这些反应适合工业应用。
• Beyond Directed <i>Ortho</i> Metalation: Ruthenium-Catalyzed Amide-Directed C_Ar–N Activation/C–C Coupling Reaction of Anthranilamides with Organoboronates
  作者：Yigang Zhao、Victor Snieckus

  DOI：10.1021/ol501180q

  日期：2014.6.20

  A new, catalytic, and general methodology for the synthesis of biaryls and heterobiaryls by the cross coupling of anthranilamide derivatives (o-NMe2 benzamides) with aryl boroneopentylates is described. The reaction proceeds under catalytic RuH2(CO)(PPh3)3 conditions driven by the activation of the unreactive C–N bond by amide directing group (DG)-Ru catalyst chelation. High regioselectivity, orthogonality

  描述了通过蒽酰胺衍生物（邻-NMe 2苯甲酰胺）与芳基硼酸酯基甲酸酯的交叉偶联来合成联芳基和杂联二芳基的新的，催化的和通用的方法。反应在催化的RuH 2（CO）（PPh 3）3条件下进行，该条件由酰胺直接基团（DG）-Ru催化剂螯合活化未反应的C-N键所驱动。这些区域反应的特征是区域选择性高，与Suzuki-Miyaura反应具有正交性，操作简便且易于放大，这些特征可能有助于工业应用。
• Ruthenium(0)-Catalyzed C–H Arylation of Aromatic Imines under Neutral Conditions: Access to Biaryl Aldehydes
  作者：Feng Hu、Michal Szostak

  DOI：10.1021/acs.orglett.6b01738

  日期：2016.9.2

  The first ruthenium(0)-catalyzed C–H bond arylation of aromatic imines with arylboronates under neutral conditions is reported. This versatile method provides rapid access to a wide range of biaryl aldehydes that are difficult to assemble using traditional methods with high atom economy. A new hydrogen acceptor for Ru(0) arylation has been identified. This atom-economical strategy has potential for

  据报道，在中性条件下，芳族亚胺与芳基硼酸酯的首次钌（0）催化的C–H键芳基化。这种通用的方法可快速访问各种使用芳烃经济性高的传统方法难以组装的联芳基醛。已经确定了Ru（0）芳基化的新氢受体。这种原子经济的策略具有使用可移动的导向基团在Ru（0）催化的C–H键芳基化中直接应用的潜力。据报道，吲哚通过一个顺序的一锅多CH反应进行合成。
• Beyond Directed <i>ortho</i> Metalation: Ruthenium-Catalyzed Amide-Directed C_Ar–OMe Activation/Cross-Coupling Reaction of Naphthamides with Aryl Boronates
  作者：Yigang Zhao、Victor Snieckus

  DOI：10.1021/acs.orglett.5b01913

  日期：2015.10.2

  A new and general synthetic methodology for the construction of biaryl, heterobiaryl, and polyaryl molecules by the ruthenium-catalyzed cross-coupling of ortho-methoxy naphthamides with aryl boroneopentylates is described. The isomeric 1-MeO-2-naphthamides and 2-MeO-1-naphthamides furnish an expansive series of arylated naphthamides in excellent yields. Competition experiments showed the higher reactivity

  描述了一种新的通用合成方法，该方法通过钌催化邻甲氧基萘酰胺与芳基硼烷戊酸酯的交叉偶联来构建联芳基，杂联芳基和聚芳基分子。异构的1-MeO-2-萘酰胺和2-MeO-1-萘酰胺以优异的收率提供了一系列芳基化萘酰胺。竞争实验表明1-MeO-2-萘酰胺比2-MeO-苯甲酰胺具有更高的反应性。建立了C–O活化/交叉偶联与Suzuki–Miyaura反应之间的正交性。该方法提供了难以通过定向原位金属化制备的萘。
• Enantioconvergent Arylation of Racemic Secondary Alcohols to Chiral Tertiary Alcohols Enabled by Nickel/N-Heterocyclic Carbene Catalysis
  作者：Yuan Cai、Shi-Liang Shi

  DOI：10.1021/jacs.1c06614

  日期：2021.8.11

  available achiral alcohols via C–H functionalization is an ideal strategy to prepare value-added chiral higher alcohols. Herein, we disclose the first enantioconvergent upgrading reaction of simple racemic secondary alcohols to enantioenriched tertiary alcohols. An N-heterocyclic carbene (NHC)-nickel catalyst was leveraged to enable this highly efficient formal asymmetric alcohol α-C–H arylation via

  简单易得的非手性醇通过 C-H 官能化的直接升级反应是制备高附加值手性高级醇的理想策略。在此，我们公开了简单外消旋仲醇向对映体富集的叔醇的第一次对映聚合升级反应。利用 N-杂环卡宾 (NHC)-镍催化剂，通过使用三氟甲磺酸苯酯作为温和氧化剂进行脱氢，然后将芳基硼酸酯不对称加成到瞬态酮中，从而实现这种高效的形式不对称醇 α-C-H 芳基化。进行了机理研究和控制实验，以揭示对化学选择性和对映选择性进行异常控制的可能原因。