2-联苯-4-氯羧酸 | 7079-15-4

• 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: 2-联苯-4-氯羧酸
• 中文别名: 2-(4-氯苯基)苯甲酸
• 英文名称: 4'-chloro-[1,1'-biphenyl]-2-carboxylic acid
• 英文别名: 2-(4'-chlorophenyl)benzoic acid；4'-chlorobiphenyl-2-carboxylic acid；2-(4-chlorophenyl)benzoic acid
• CAS: 7079-15-4
• 化学式: C₁₃H₉ClO₂
• 分子量: 232.666
• InChiKey: LCDIWTLDJLGFKG-UHFFFAOYSA-N

物化性质

• 熔点：
  167-169°
• 沸点：
  370.5±17.0 °C(Predicted)
• 密度：
  1.298±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3.5
• 重原子数：
  16
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  37.3
• 氢给体数：
  1
• 氢受体数：
  2

安全信息

• 危险等级：
  IRRITANT
• 危险品标志：
  Xi
• 海关编码：
  2916399090
• 危险性防范说明：
  P233,P260,P261,P264,P270,P271,P280,P301+P312,P302+P352,P304,P304+P340,P305+P351+P338,P312,P321,P330,P332+P313,P337+P313,P340,P362,P403,P403+P233,P405,P501
• 危险性描述：
  H302,H315,H319,H335

SDS

Material Safety Data Sheet

---

Section 1. Identification of the substance
Product Name: 2-(4-Chlorophenyl)benzoic acid
Synonyms:

---

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

---

Section 3. Composition/information on ingredients.
Ingredient name: 2-(4-Chlorophenyl)benzoic acid
CAS number: 7079-15-4

---

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.

---

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.

---

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.

---

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:

---

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.

---

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: C13H9ClO2
Molecular weight: 232.7

---

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

---

Section 11. Toxicological information
No data.

---

Section 12. Ecological information
No data.

---

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.

---

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

---

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.

---

SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  2-联苯-4-氯羧酸 在 2,6-二甲基吡啶 、 fac-tris(2-phenylpyridinato-N,C2')iridium(III) 、 二甲基二碳酸盐 作用下， 以 N,N-二甲基甲酰胺 为溶剂， 以57%的产率得到2-氯-9H-氧芴
  参考文献：
  名称：

  光氧化还原催化的联芳基羧酸的脱氧分子内酰化：获得芴酮。

  摘要：

  已经报道了通过光氧化还原催化通过使用各种联芳基羧酸来合成芴酮的有效的脱氧自由基环化反应。该方法的吸引人的特征包括酰基基团的产生，其迅速完成了分子内基团的环化。该方法标志着首次用于构建碳-碳键的光催化分子内酰基自由基偶联，该偶联进一步合成了温和的条件，良好的收率和良好的官能团相容性的有价值的芴酮产品。

  DOI：

  10.1021/acs.joc.7b02197
• 作为产物：
  描述：

  二氢-3-(异十二碳烯基)呋喃-2,5-二酮 在 磺酰氯 、 过氧化苯甲酰 作用下， 以 1,2-二氯乙烷 为溶剂， 反应 6.0h， 生成 2-联苯-4-氯羧酸
  参考文献：
  名称：

  一种啶酰菌胺的制备方法

  摘要：

  本发明涉及一种啶酰菌胺的制备方法，以9‑芴酮为原料，经开环、酰氯代、酰胺化、氯化、霍夫曼(Hofmann)重排降解得到2‑(4’‑氯苯基)苯胺，然后与2‑氯烟酰胺缩合得到产物啶酰菌胺，本发明还相应地涉及中间体4’‑氯‑2‑联苯甲酰胺和4’‑氯‑2‑氨基联苯的制备方法。本发明的方法能够以高收率、高纯度获得目标产物，并且能够降低成本同时降低对环境的伤害。

  公开号：

  CN113831280B

文献信息

• Visible-Light-Induced Arene C(sp2)–H Lactonization Promoted by DDQ and tert-Butyl Nitrite
  作者：Yiqing Wang、Shengpeng Wang、Bajin Chen、Meichao Li、Xinquan Hu、Baoxiang Hu、Liqun Jin、Nan Sun、Zhenlu Shen

  DOI：10.1055/s-0039-1691537

  日期：2020.2

  photocatalytic aerobic oxidative lactonization of arene C(sp2)–H bonds proceeds in the presence of 2,3-dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) and tert-butyl nitrite (TBN). Under the optimized conditions, a range of 2-arylbenzoic acids is converted into the corresponding benzocoumarin derivatives in moderate to excellent yields. This method is characterized by its atom economy, mild reaction conditions, the

  在 2,3-二氯-5,6-二氰基-1,4-苯醌 (DDQ) 和亚硝酸叔丁酯 (TBN) 存在下，芳烃 C(sp2)-H 键的可见光光催化有氧氧化内酯化反应进行. 在优化的条件下，一系列 2-芳基苯甲酸以中等至极好的收率转化为相应的苯香豆素衍生物。该方法的特点是原子经济、反应条件温和、使用绿色氧化剂和无金属催化。
• 一种苯并香豆素类化合物的光催化氧化合成 方法
  申请人：浙江工业大学

  公开号：CN110862368B

  公开（公告）日：2021-06-15

  本发明公开了一种苯并香豆素类化合物的光催化氧化合成方法，以2‑芳基‑芳基甲酸类化合物为反应原料，以2,3‑二氯‑5,6‑二腈基‑1,4‑苯醌(DDQ)和亚硝酸叔丁酯(TBN)为催化剂，以氧气为氧化剂，反应底物在有机溶剂中，于常温常压并在蓝光照射条件下进行反应，反应结束后经分离处理得到所述的苯并香豆素类化合物。本发明所述的合成方法与传统的加热反应相比，光照反应可节约能源；使用氧气为终端氧化剂，降低了环境成本；不使用过渡金属催化剂，可克服产物中金属残留的问题。
• Electrochemical C−O Bond Formation: Facile Access to Aromatic Lactones
  作者：Xiang-Zhang Tao、Jian-Jun Dai、Jie Zhou、Jun Xu、Hua-Jian Xu

  DOI：10.1002/chem.201801108

  日期：2018.5.11

  An efficient and robust methodology based on electrochemical techniques for the direct synthesis of aromatic lactones through dehydrogenative C−O cyclization is described. This new and useful electrochemical reaction can tolerate a variety of functional groups, and is scalable to 100 g under mild conditions. Remarkably, heterocycle‐containing substrates can be employed, thus expanding the scope of

  描述了一种基于电化学技术的有效且稳健的方法，用于通过脱氢C-O环化反应直接合成芳族内酯。这种新的有用的电化学反应可以耐受各种官能团，在温和条件下可扩展至100 g。值得注意的是，可以使用含杂环的底物，从而扩大了自由基C-O环化反应的范围。
• Cerium photocatalyzed dehydrogenative lactonization of 2-arylbenzoic acids
  作者：Ketan Wadekar、Suraj Aswale、Veera Reddy Yatham

  DOI：10.1039/c9ob02676b

  日期：——

  The first cerium photocatalyzed dehydrogenative lactonization of 2-arylbenzoic acids has been developed. This operationally simple protocol allows rapid access to synthetically useful coumarins on gram scale by employing CeCl3 as a photocatalyst and O2 as a terminal oxidant. Overall, this delivers an economical and environmentally amiable entry to diversely substituted coumarins, important structural

  已经开发出第一铈对2-芳基苯甲酸的光催化的脱氢内酯化。通过使用CeCl3作为光催化剂和O2作为末端氧化剂，这种操作简单的方案可以以克为单位快速获得合成有用的香豆素。总体而言，这为各种取代的香豆素提供了经济和环境友好的入口，香豆素是生物活性分子中的重要结构图案。
• Scalable Electrochemical Dehydrogenative Lactonization of C(sp²/sp³)–H Bonds
  作者：Sheng Zhang、Lijun Li、Huiqiao Wang、Qian Li、Wenmin Liu、Kun Xu、Chengchu Zeng

  DOI：10.1021/acs.orglett.7b03617

  日期：2018.1.5

  A practical, electrochemical method is developed for the direct dehydrogenative lactonization of C(sp2/sp3)–H bonds under external oxidant- and metal-free conditions, delivering diverse lactones, including coumarin derivatives with excellent regioselectivity. The scalable nature of this newly developed electrochemical process was demonstrated on a 40 g scale following an operationally simple protocol

  开发了一种实用的电化学方法，用于在无外部氧化剂和无金属的条件下对C（sp 2 / sp 3）–H键进行直接脱氢内酯化，从而提供多种内酯，包括具有优异区域选择性的香豆素衍生物。遵循操作简单的协议，以40 g规模展示了这种新开发的电化学过程的可扩展性。C（sp 3）-H键的远程内酯化将构成朝着电化学C-O键形成的重要合成进展。