3,5-二氯-4-氟溴苯 | 17318-08-0

• 物质功能分类: 有机原料 - 烃类化合物及其衍生物 - 芳香烃
• 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: 3,5-二氯-4-氟溴苯
• 中文别名: 5-溴-1,3-二氯-2-氟苯；1,3-二氯-2-氟-5-溴苯
• 英文名称: 5-bromo-1,3-dichloro-2-fluorobenzene
• 英文别名: 3,5-dichloro-4-fluorobromobenzene
• CAS: 17318-08-0
• 化学式: C₆H₂BrCl₂F
• 分子量: 243.89
• InChiKey: MMJSIYGLDQNUTH-UHFFFAOYSA-N

物化性质

• 沸点：
  234℃
• 密度：
  1.823
• 闪点：
  96℃
• LogP：
  4.4 at 20℃ and pH7

计算性质

• 辛醇/水分配系数(LogP)：
  4
• 重原子数：
  10
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  1

安全信息

• 海关编码：
  2903999090
• 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
Product Name: 5-Bromo-1,3-dichloro-2-fluorobenzene
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: 5-Bromo-1,3-dichloro-2-fluorobenzene
CAS number: 17318-08-0

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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: C6H2BrCl2F
Molecular weight: 243.9

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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 chloride, hydrogen fluoride, hydrogen bromide.

---

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

用途

3,5-二氯-4-氟溴苯是有机合成中的重要中间体，在实验室有机合成及医药研发过程中有广泛的应用。

制备

制备方法如下：

1. 将铵盐与亚硝酸钠水溶液同时加入管式反应器中进行管式重氮化反应，从而生成重氮盐中间体。其中，铵盐是通过将3,5-二氯-4-氟苯胺溶解于硫酸中配制而成。
2. 然后将溴化亚铜溶解于氢溴酸中，并升温至100～130℃。接下来滴加步骤1所得的重氮盐中间体，进行反应直至完全。最后通过后处理得到所需的3,5-二氯-4-氟溴苯。

反应信息

• 作为反应物：
  描述：

  3,5-二氯-4-氟溴苯 在 bis-triphenylphosphine-palladium(II) chloride 、 palladium diacetate 、 potassium carbonate 、 magnesium 、 三乙胺 、 4,5-双二苯基膦-9,9-二甲基氧杂蒽 、 sodium hydroxide 作用下， 以 四氢呋喃 、 甲醇 、 水 、 N,N-二甲基甲酰胺 为溶剂， 反应 34.0h， 生成 4-(5-(3,5-dichloro-4-fluorophenyl)-5-(trifluoromethyl)-4,5-dihydroisoxazol-3-yl)-2-methylbenzoic acid
  参考文献：
  名称：

  一种取代的苯甲酰胺异噁唑啉衍生物或其作为农药可接受的盐、组合物及其用途

  摘要：

  本发明属于农药领域，具体涉及一种取代的苯甲酰胺异噁唑啉衍生物或其作为农药可接受的盐、组合物及其用途，所述化合物具有式(I)结构：式中各基团定义如说明书中所示。本发明的取代的苯甲酰胺异噁唑啉衍生物具有比已知化合物更高的杀虫或杀螨活性。

  公开号：

  CN113582987A
• 作为产物：
  描述：

  2,4-二氯-3-氟-1-硝基苯 在 硫酸 、 palladium on activated charcoal 、 氢气 、 溴 、 copper(II) oxide 、 sodium nitrite 作用下， 以 甲醇 、 水 、 异丙醇 为溶剂， -10.0~80.0 ℃ 、2.0 MPa 条件下， 反应 11.0h， 生成 3,5-二氯-4-氟溴苯
  参考文献：
  名称：

  一种3,5-二氯-4-氟溴苯化合物的制备方法

  摘要：

  本发明涉及一种3,5‑二氯‑4‑氟溴苯的制备方法，其以2,6‑二氯氟苯为原料，原料简单易得，成本低，所述方法工艺简单，条件温和，对环境友好，中间产物2,4‑二氯‑3‑氟硝基苯通过结晶的方法分离提纯远比传统的蒸馏手段更高效，工艺安全性高，损耗更小。

  公开号：

  CN112047804B

文献信息

• Access to Aryl and Heteroaryl Trifluoromethyl Ketones from Aryl Bromides and Fluorosulfates with Stoichiometric CO
  作者：Martin B. Johansen、Oliver R. Gedde、Thea S. Mayer、Troels Skrydstrup

  DOI：10.1021/acs.orglett.0c01117

  日期：2020.6.5

  trifluoromethyl ketones starting from readily accessible aryl bromides and fluorosulfates, the latter easily prepared from the corresponding phenols. The methodology utilizes low pressure carbon monoxide generated ex situ from COgen to generate Weinreb amides as reactive intermediates that undergo monotrifluoromethylation affording the corresponding aromatic trifluoromethyl ketones (TFMKs) in good

  我们报告了从容易获得的芳基溴化物和氟代硫酸盐开始的顺序一锅法制备芳族三氟甲基酮的方法，后者很容易从相应的苯酚制备。该方法利用产生低压一氧化碳易地从热电联产产生的Weinreb酰胺作为经历monotrifluoromethylation得到良好的收率的相应的芳族三氟甲基酮（TFMKs）的活性中间体。通过化学计量使用CO，可以通过切换使用13 COgen来访问13 C同位素标记的TFMK。
• [EN] NOVEL GALACTOSIDE INHIBITOR OF GALECTINS<br/>[FR] NOUVEAU GALACTOSIDE COMME INHIBITEUR DE GALECTINES
  申请人：GALECTO BIOTECH AB

  公开号：WO2021001528A1

  公开（公告）日：2021-01-07

  The present invention relates to a D-galactopyranose compound of formula (1) wherein the pyranose ring is α-D-galactopyranose, and these compounds are high affinity galectin-1 and/or galectin 3 inhibitors for use in treatment of inflammation; fibrosis; scarring; keloid formation; aberrant scar formation; surgical adhesions; septic shock; cancer; metastasising cancers; autoimmune diseases, metabolic disorders; heart disease; heart failure; pathological angiogenesis; eye diseases; atherosclerosis; metabolic diseases; diabetes type I; diabetes type II; insulin resistance; Diastolic heart failure; asthma; liver disorders.

  本发明涉及一种式（1）的D-半乳糖吡喃糖类化合物，其中吡喃糖环为α-D-半乳糖吡喃糖，这些化合物是高亲和力的galectin-1和/或galectin 3抑制剂，用于治疗炎症；纤维化；瘢痕形成；瘢痕增生；异常瘢痕形成；手术粘连；脓毒性休克；癌症；转移性癌症；自身免疫疾病；代谢紊乱；心脏病；心力衰竭；病理性血管生成；眼部疾病；动脉粥样硬化；代谢性疾病；糖尿病I型；糖尿病II型；胰岛素抵抗；舒张期心力衰竭；哮喘；肝脏疾病。
• Macrocyclic inhibitors of the PD-1/PD-L1 and CD80(B7-1)/PD-L1 protein/protein interactions
  申请人：Bristol-Myers Squibb Company

  公开号：US09308236B2

  公开（公告）日：2016-04-12

  The present disclosure provides novel macrocyclic peptides which inhibit the PD-1/PD-L1 and PD-L1/CD80 protein/protein interaction, and thus are useful for the amelioration of various diseases, including cancer and infectious diseases.

  本公开提供了一种新型的大环肽，可以抑制PD-1/PD-L1和PD-L1/CD80蛋白质相互作用，因此对改善包括癌症和传染病在内的各种疾病有用。
• [EN] SUBSTITUTED TRIAZINONES AS THYROID HORMONE RECEPTOR AGONISTS<br/>[FR] TRIAZINONES SUBSTITUÉES EN TANT QU'AGONISTES DU RÉCEPTEUR DE L'HORMONE THYROÏDIENNE
  申请人：ECCOGENE SHANGHAI CO LTD

  公开号：WO2021143706A1

  公开（公告）日：2021-07-22

  The application relates to a compound of Formula (I') or (I), or a pharmaceutically acceptable salt, hydrate, solvate, prodrug, stereoisomer, or tautomer thereof, which modulates the activity of thyroid hormone receptors, a pharmaceutical composition comprising a compound of Formula (I') or (I), and a method of treating or preventing a disease or disorder regulated by thyroid hormone.

  该申请涉及式(I')或(I)的化合物，或其药物可接受的盐、水合物、溶剂化物、前药、立体异构体或互变异构体，其可调节甲状腺激素受体的活性，包含式(I')或(I)的化合物的药物组合物，以及用于治疗或预防由甲状腺激素调节的疾病或失调的方法。
• 3’,5’-二氯-2,2,2-三氟苯乙酮衍生物的合成方法
  申请人：台州臻挚生物科技有限公司

  公开号：CN113024390A

  公开（公告）日：2021-06-25

  本申请涉及化工制药的技术领域，尤其是涉及3’,5’‑二氯‑2,2,2‑三氟苯乙酮衍生物的合成方法，具体包括如下步骤：S1、将1‑溴‑3，5‑二氯‑4‑取代化合物通过格氏化试剂制备得到格氏试剂；S2、将格氏试剂与三氟乙酰基化合物进行反应，再经酸处理，得到3’,5’‑二氯‑2,2,2‑三氟苯乙酮衍生物。本申请中所用的技术方案反应条件温和，原料易得，产率较高，有助于节约企业的生产成本，适用于大规模生产。