4-溴-2,6-二氟苯甲酸甲酯 | 773134-11-5

• 物质功能分类: 有机原料 - 有机氟化合物 - 氟苯甲酸系列
• 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: 4-溴-2,6-二氟苯甲酸甲酯
• 英文名称: methyl 4-bromo-2,6-difluorobenzoate
• 英文别名: 4-bromo-2,6-difluorobenzoic acid methyl ester
• CAS: 773134-11-5
• 化学式: C₈H₅BrF₂O₂
• 分子量: 251.027
• InChiKey: JBXJLZRTTCGLNR-UHFFFAOYSA-N

物化性质

• 熔点：
  41-43℃
• 沸点：
  276.1±40.0 °C(Predicted)
• 密度：
  1.652±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.7
• 重原子数：
  13
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.12
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  4

安全信息

• 危险等级：
  IRRITANT
• 海关编码：
  2916399090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H315,H319,H335
• 储存条件：
  室温。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Methyl 4-bromo-2,6-difluorobenzoate
Product Name:
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.
H315: Causes skin irritation
H319: Causes serious eye irritation
H335: May cause respiratory irritation
P261: Avoid breathing dust/fume/gas/mist/vapours/spray
Wear protective gloves/protective clothing/eye protection/face protection
P280:
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present
and easy to do – continue rinsing
P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P405: Store locked up

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Section 3. Composition/information on ingredients.
Methyl 4-bromo-2,6-difluorobenzoate
Ingredient name:
CAS number: 773134-11-5

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Section 4. First aid measures
Immediately wash skin with copious amounts of water for at least 15 minutes while removing
Skin contact:
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.
Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.
Ingestion:

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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.
Storage: Store in closed vessels.

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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
Not specified
Appearance:
Boiling point: No data
Melting point: No data
Flash point: No data
Density: No data
Molecular formula: C8H5BrF2O2
Molecular weight: 251.0

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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, hydrogen bromide.

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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

制备方法与用途

结构特点

4-溴-2,6-二氟苯甲酸甲酯的主要结构特征如下：

1. 甲酯：一个中心苯环，甲基（CH₃）通过酯键连接到羰基碳（C=O），形成甲酯部分；
2. 两个氟（F）原子位于苯环的第2和第6位，引入了吸电子特性；
3. 溴（Br）原子位于第4位，也是一个强吸电子基团。

这些吸电子取代基（F 和 Br）组合在一起会使苯环失活，并影响其化学反应活性。

合成方法

4-溴-2,6-二氟苯甲酸甲酯可以通过多种方法合成，其中包括使用亚硫酰氯（SOCl₂）作为催化剂，将 4-溴-2,6-二氟苯甲酸与甲醇进行酯化反应。

反应信息

• 作为反应物：
  描述：

  4-溴-2,6-二氟苯甲酸甲酯 在 ammonium hydroxide 、 硫酸 、 硝酸 、 sodium methylate 作用下， 以 甲醇 、 水 为溶剂， 生成 methyl 2-amino-4-bromo-6-methoxy-3-nitro-benzoate
  参考文献：
  名称：

  Prolyl Hydroxylase Inhibitors

  摘要：

  本发明涉及某些式（I）的喹喔啉-5-羧酰胺衍生物，这些衍生物是HIF脯氨酸羟化酶的拮抗剂，可用于治疗受益于抑制该酶的疾病，贫血是一个例子。

  公开号：

  US20100305133A1
• 作为产物：
  描述：

  4-溴-2,6-二氟苯甲酸 在 氯化亚砜 作用下， 以 甲醇 为溶剂， 以32%的产率得到4-溴-2,6-二氟苯甲酸甲酯
  参考文献：
  名称：

  [EN] HORMONE RECEPTOR MODULATORS FOR TREATING METABOLIC CONDITIONS AND DISORDERS
  [FR] MODULATEURS DU RÉCEPTEUR HORMONAL POUR LE TRAITEMENT D'ÉTATS ET DE TROUBLES MÉTABOLIQUES

  摘要：

  这项发明涉及FXR的激活剂，可用于治疗自身免疫性疾病、肝病、肠道疾病、肾脏疾病、癌症以及FXR在其中发挥作用的其他疾病，其化学式为(I)：(I)，其中L1、A、X1、X2、R1、R2和R3如本文所述。

  公开号：

  WO2018039386A1

文献信息

• [EN] HORMONE RECEPTOR MODULATORS FOR TREATING METABOLIC MUTAGENIC AND FIBROTIC CONDITIONS AND DISORDERS<br/>[FR] MODULATEURS DU RÉCEPTEUR HORMONAL POUR LE TRAITEMENT D'ÉTATS ET DE TROUBLES MÉTABOLIQUES MUTAGÈNES ET FIBROTIQUES
  申请人：ARDELYX INC

  公开号：WO2019055808A1

  公开（公告）日：2019-03-21

  The invention relates to activators of FXR useful in the treatment of autoimmune disorders, liver disease, intestinal disease, kidney disease, cancer, and other diseases in which FXR plays a role, having the Formula (I): wherein L1, A, X1, X2, Y1, Y2, Y3, Y4, R1, R2, and R3 are described herein.

  这项发明涉及FXR的激活剂，可用于治疗自身免疫性疾病、肝病、肠道疾病、肾脏疾病、癌症以及FXR发挥作用的其他疾病，其化学式为（I）：其中L1、A、X1、X2、Y1、Y2、Y3、Y4、R1、R2和R3如本文所述。
• [EN] AZETIDIN-3-YLMETHANOL DERIVATIVES AS CCR6 RECEPTOR MODULATORS<br/>[FR] DÉRIVÉS D'AZÉTIDIN-3-YLMÉTHANOL EN TANT QUE MODULATEURS DU RÉCEPTEUR CCR6
  申请人：IDORSIA PHARMACEUTICALS LTD

  公开号：WO2021219849A1

  公开（公告）日：2021-11-04

  The present invention relates to compounds of Formula (I), their synthesis and use as CCR6 receptor modulators for the treatment or prevention of various diseases, conditions or disorders.

  本发明涉及式(I)化合物，其合成以及作为CCR6受体调节剂用于治疗或预防各种疾病、状况或障碍。
• [EN] COMPOUNDS FOR INHIBITION OF ALPHA 4 BETA 7 INTEGRIN<br/>[FR] COMPOSÉS POUR L'INHIBITION DE L'INTÉGRINE ALPHA 4 BÊTA 7
  申请人：GILEAD SCIENCES INC

  公开号：WO2020092383A1

  公开（公告）日：2020-05-07

  The present disclosure provides a compound of Formula (I): or a pharmaceutically acceptable salt thereof as described herein. The present disclosure also provides pharmaceutical compositions comprising a compound of Formula (I), processes for preparing compounds of Formula (I), and therapeutic methods for treating inflammatory disease.

  本公开提供一种如下式（I）的化合物或其药用可接受的盐。本公开还提供包括如下式（I）化合物的药物组合物，制备如下式（I）化合物的方法，以及治疗炎症性疾病的治疗方法。
• 苯并咪唑或氮杂苯并咪唑-6-羧酸类化合物及其应用
  申请人：广州必贝特医药股份有限公司

  公开号：CN113480534B

  公开（公告）日：2022-05-13

  本发明公开了一种苯并咪唑或氮杂苯并咪唑‑6‑羧酸类化合物及其应用，所述苯并咪唑或氮杂苯并咪唑‑6‑羧酸类化合物具有式(I)所示结构。该苯并咪唑或氮杂苯并咪唑‑6‑羧酸类化合物可以有效激活GLP‑1R下游信号通路，提高cAMP的表达，从而达到促进胰岛素分泌，治疗糖尿病及其并发症的作用，有较大的应用价值。
• [EN] QUINOLINE DERIVATIVES AS ALPHA4BETA7 INTEGRIN INHIBITORS<br/>[FR] DÉRIVÉS DE QUINOLÉINE UTILISÉS EN TANT QU'INHIBITEURS DE L'INTÉGRINE ALPHA4BÊTA7
  申请人：GILEAD SCIENCES INC

  公开号：WO2020092375A1

  公开（公告）日：2020-05-07

  The present disclosure provides a compound of Formula (I) or a pharmaceutically acceptable salt thereof as described herein. The present disclosure also provides pharmaceutical compositions comprising a compound of Formula (I), processes for preparing compounds of Formula (I), and therapeutic methods for treating inflammatory disease.

  本公开提供了如下所述的化合物的化学式(I)或其药用可接受的盐。本公开还提供了包含化合物的药物组合物的制备方法，制备化合物的方法以及治疗炎症性疾病的治疗方法。