2-(4-氯-苯基)-咪唑并[1,2-a]吡啶 | 38922-74-6

• 物质功能分类: 有机原料 - 杂环化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 中文名称: 2-(4-氯-苯基)-咪唑并[1,2-a]吡啶
• 英文名称: 2-(4-chlorophenyl)imidazolo[1,2-a]pyridine
• 英文别名: 2-(4-chlorophenyl)imidazo[1,2-a]pyridine
• CAS: 38922-74-6
• 化学式: C₁₃H₉ClN₂
• mdl: MFCD00185874
• 分子量: 228.681
• InChiKey: NGGHEECJTVTTSO-UHFFFAOYSA-N

物化性质

• 熔点：
  208 °C
• 密度：
  1.26±0.1 g/cm3(Predicted)
• 溶解度：
  2.5 [ug/mL]

计算性质

• 辛醇/水分配系数(LogP)：
  4.1
• 重原子数：
  16
• 可旋转键数：
  1
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  17.3
• 氢给体数：
  0
• 氢受体数：
  1

安全信息

• 海关编码：
  2933990090

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 2-(4-Chlorophenyl)imidazo[1,2-a]pyridine
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: 2-(4-Chlorophenyl)imidazo[1,2-a]pyridine
CAS number: 38922-74-6

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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: C13H9ClN2
Molecular weight: 228.7

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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, nitrogen oxides, hydrogen chloride.

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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：

  2-(4-氯-苯基)-咪唑并[1,2-a]吡啶 在 溶剂黄146 、 碘甲烷 作用下， 以 二氯甲烷 、 水 为溶剂， 反应 32.0h， 生成 2-[8-(4-氯苯基)-1,7-二氮杂双环[4.3.0]壬-2,4,6,8-四烯-9-基]乙酰胺
  参考文献：
  名称：

  Lange; Karolak-Wojciechowska; Wejroch, Acta poloniae pharmaceutica, 2001, vol. 58, # 1, p. 43 - 52

  摘要：

  DOI：
• 作为产物：
  描述：

  1-(氯甲基)-1H-苯并三唑 在 1,8-二氮杂双环[5.4.0]十一碳-7-烯 作用下， 以 N,N-二甲基甲酰胺 、 乙腈 为溶剂， 反应 16.0h， 生成 2-(4-氯-苯基)-咪唑并[1,2-a]吡啶
  参考文献：
  名称：

  咪唑并[1,2-a]吡啶和-[2,1-a]异喹啉的有效合成方法。

  摘要：

  2-氨基吡啶1a-c和1-氨基异喹啉与1-氯甲基苯并三唑生成2-氨基-1- [α-苯并三唑-1-基甲基]吡啶鎓氯化物2a-c和1-氨基-2-（α-苯并三唑-1-基甲基）异喹啉鎓++ +氯化物12。化合物2a-c和12与芳基醛3a-h反应以高收率得到咪唑并[1,2-a]吡啶7a-k和咪唑并[2,1-a]异喹啉13a，b。

  DOI：

  10.1021/jo0012602
• 作为试剂：
  描述：

  乙烷,三氯氟- 在 tetrafluoroboric acid 、 2-(4-氯-苯基)-咪唑并[1,2-a]吡啶 、 sodium nitrite 作用下， 以 水 、 二甲基亚砜 为溶剂， 反应 16.0h， 生成 1-(2,2,6,6-四甲基哌啶氧基)苯
  参考文献：
  名称：

  使用叶绿素作为生物催化剂和重氮盐对咪唑并[1,2-a]吡啶衍生物进行光化学区域选择性 C-H 芳基化

  摘要：

  该通讯描述了一种温和的方法，用于用重氮盐衍生物芳基化咪唑并[1,2- a ]吡啶，并通过可见光催化使用叶绿素作为生物催化剂。叶绿素等天然色素被用作绿色光敏剂和对环境无害的催化剂。通用且简单的程序为在环境温度下以良好至极好的收率形成 2,3-二芳基咪唑并[1,2- a ] 吡啶衍生物提供了一种不含过渡金属的替代方案。

  DOI：

  10.1039/d1nj06059g

文献信息

• Iodine-catalyzed regioselective sulfenylation of imidazoheterocycles in PEG₄₀₀
  作者：Marie-Aude Hiebel、Sabine Berteina-Raboin

  DOI：10.1039/c4gc01462f

  日期：——

  An iodine-catalyzed sulfenylation of imidazo[1,2-a]-pyridines, -pyrimidines, and [1,2-b]pyridazines is herein described with various thiophenols using hydrogen peroxide as an oxidizing agent in PEG400. The method enabled the formation of 3-arylthioimidazoheterocycles in moderate to excellent yields under metal-free conditions. Several functional groups were well tolerated under our optimized conditions

  本文描述了咪唑并[1,2- a ]-吡啶，-嘧啶和[1,2- b ]哒嗪的碘催化的亚磺酰基化，其中使用过氧化氢作为氧化剂在PEG 400中与各种硫酚一起使用。该方法能够在无金属条件下以中等至优异的产率形成3-芳基硫代咪唑并杂环。在我们优化的条件下，几个官能团的耐受性良好。
• Metal-free direct regioselective thiolation of imidazoheterocycles in water at room temperature
  作者：Dulin Kong、Qinghe Wang、Tiao Huang、Min Liang、Qiang Lin、Mingshu Wu

  DOI：10.1016/j.tet.2019.01.059

  日期：2019.3

  A metal-free direct thiolation of imidazoheterocycles with various thiophenol in water at room temperature has been developed. In addition, the chemistry provides several advantages including mild condition, high yields, good functional group tolerance, green solvents and suitable for large-scale operations.

  已开发出室温下在水中用各种硫酚对金属进行咪唑杂环的无金属直接硫醇化反应。此外，该化学方法还具有多种优势，包括条件温和，收率高，对官能团的耐受性好，绿色溶剂且适用于大规模操作。
• Iodine-Mediated Difunctionalization of Imidazopyridines with Sodium Sulfinates: Synthesis of Sulfones and Sulfides
  作者：Yu-Jing Guo、Shuai Lu、Lu-Lu Tian、En-Ling Huang、Xin-Qi Hao、Xinju Zhu、Tian Shao、Mao-Ping Song

  DOI：10.1021/acs.joc.7b02734

  日期：2018.1.5

  Novel iodine-induced sulfonylation and sulfenylation of imidazopyridines have been described using sodium sulfinates as the sulfur source. This strategy enables highly selective difunctionalization of imidazo[1,2-a]pyridine to access sulfones and sulfides in good yields. A wide range of substrates and functional groups were well-tolerated under optimized conditions. Moreover, control experiments have

  已经描述了使用亚磺酸钠作为硫源的新的碘诱导的咪唑并吡啶的磺酰化和亚磺酰化。该策略能够使咪唑并[1,2- a ]吡啶高度选择性地进行双官能化，从而以高收率获得砜和硫化物。在最佳条件下，各种底物和官能团均具有良好的耐受性。此外，已经进行了对照实验，表明了反应机理中涉及的自由基途径。
• Metal-Free Regioselective Alkylation of Imidazo[1,2-a]pyridines with N-Hydroxyphthalimide Esters under Organic Photoredox Catalysis
  作者：Can Jin、Bin Sun、Tengwei Xu、Liang Zhang、Rui Zhu、Jin Yang、Min Xu

  DOI：10.1055/s-0039-1691567

  日期：2020.3

  A visible-light-induced direct C–H alkylation of imidazo[1,2-a]pyridines has been developed. It proceeds at room temperature by employing inexpensive Eosin Y as a photocatalyst and alkyl N-hydroxyphthalimide (NHP) esters as alkylation reagents. A variety of NHP esters derived from aliphatic carboxylic acids (primary, secondary, and tertiary) were tolerated in this protocol, giving the corresponding

  已开发出可见光诱导的咪唑并 [1,2-a] 吡啶直接 C-H 烷基化。它通过使用廉价的曙红 Y 作为光催化剂和烷基 N-羟基邻苯二甲酰亚胺 (NHP) 酯作为烷基化试剂在室温下进行。该协议允许使用源自脂肪族羧酸（初级、二级和三级）的各种 NHP 酯，从而以中等至极好的收率提供相应的 C-5 烷基化产品。机理研究表明，该过程涉及自由基脱羧偶联途径。
• Mild and Regioselective Three‐component Heteroarylation‐Nitration of Alkenes with Imidazo[1,2‐ <i>a</i> ]pyridines and <i>tert</i> ‐Butyl Nitrite
  作者：Jie Zhang、Shentong Xie、Ping Liu、Peipei Sun

  DOI：10.1002/adsc.202000078

  日期：2020.5.26

  An efficient and regioselective three‐component heteroarylation‐nitration of alkenes with imidazo[1,2‐a ]pyridines and tert ‐butyl nitrite has been developed. The process tolerants a variety of functional groups under mild conditions in the absence of catalysts and additives to give nitro functionalized imidazo[1,2‐a ]pyridine derivatives in moderate to good yields. The reaction is also applicable

  已经开发了一种高效的区域选择性烯烃三元杂芳基硝化硝化反应，该硝化反应包括咪唑并[1,2- a ]吡啶和亚硝酸叔丁酯。在没有催化剂和添加剂的条件下，该工艺可在温和条件下耐受各种官能团，从而以中等至良好的收率得到硝基官能化的咪唑并[1,2- a ]吡啶衍生物。该反应也适用于其他一些氮杂杂环。