2,3-二氟-4-硝基苯甲醚 | 66684-59-1

• 物质功能分类: 有机原料 - 烃类化合物及其衍生物 - 烃类硝化物
• 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: 2,3-二氟-4-硝基苯甲醚
• 中文别名: 2,3-二氟-4-甲氧基硝基苯；3,4-二氟-2-甲氧基硝基苯
• 英文名称: 2,3-difluoro-1-methoxy-4-nitrobenzene
• 英文别名: 2,3-difluoro-4-methoxynitrobenzene；2,3-difluoro-4-nitroanisole；2,3-Difluormethoxy-4-nitrobenzol
• CAS: 66684-59-1
• 化学式: C₇H₅F₂NO₃
• mdl: MFCD07995055
• 分子量: 189.118
• InChiKey: KDXIYOKCZFOFOR-UHFFFAOYSA-N

物化性质

• 沸点：
  277.8±35.0 °C(Predicted)
• 密度：
  1.414±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.9
• 重原子数：
  13
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.142
• 拓扑面积：
  55
• 氢给体数：
  0
• 氢受体数：
  5

安全信息

• 危险品标志：
  F
• 海关编码：
  2909309090
• 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

---

Section 1. Identification of the substance
Product Name: 2,3-Difluoro-4-nitroanisole
Synonyms: 2,3-Difluoro-1-methoxy-4-nitrobenzene

---

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

---

Section 3. Composition/information on ingredients.
Ingredient name: 2,3-Difluoro-4-nitroanisole
CAS number: 66684-59-1

---

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: C7H5F2NO3
Molecular weight: 189.1

---

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 fluoride.

---

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：

  2,3-二氟-4-硝基苯甲醚 在 sodium tetrahydroborate 、 palladium on activated charcoal 作用下， 以 乙醇 、 水 为溶剂， 反应 0.67h， 以91%的产率得到2,3-二氟-4-甲氧基苯胺
  参考文献：
  名称：

  氟取代对阿莫地喹的代谢和抗疟活性的影响。

  摘要：

  阿莫地喹（AQ）（2）是一种4-氨基喹啉抗疟药，可引起不良副作用，例如粒细胞缺乏症和肝损害。据信，观察到的药物毒性与亲电子代谢物氨二喹醌亚胺（AQQI）的形成有关，后者可以与细胞大分子结合并引发超敏反应。5'-氟氨二喹（5'-FAQ，3），5'，6'-二氟氨二喹（5'，6'-DIFAQ，4），2'，6'-二氟氨二喹（2'，6'-DIFAQ，5） ，2'，5'，6'-三氟嘧啶（2'，5'，6'-TRIFAQ，6）和4'-dehydroxy-4'-氟嘧啶（4'-deOH-4'-FAQ，7）合成以评估氟取代对阿莫地喹的氧化潜能，代谢和体外抗疟活性的影响。通过循环伏安法测量氧化电位，观察到在2'，6'-和4'-位置的取代（2'，6'-DIFAQ和4'-deOH-4'-FAQ）产生了类似物具有比母体药物明显更高的氧化电位。在2'，6'-位和4'-位的氟取代也产生了对生物活化更具抗性的类似物。因此2'

  DOI：

  10.1021/jm00035a017
• 作为产物：
  描述：

  甲氧基三甲基硅烷 、 2,3,4-三氟硝基苯 在 tBuXantphosAuCl 、 cesium fluoride 作用下， 以 甲苯 为溶剂， 反应 24.0h， 生成 2,3-二氟-4-硝基苯甲醚 、 2,3-二氟-6-硝基苯甲醚
  参考文献：
  名称：

  构建基于金介导的配体亲核攻击的CF到CX（X = O，S，N）键转化的催化循环

  摘要：

  三配位氯化金（I）络合物tBuXantphosAuCl，由空间庞大的9,9-二甲基-4,5-双（二叔丁基）支撑合成了丁基丁基膦基）的蒽酮配体（tBuXantphos）。该络合物的特征是与双配位线性金络合物（2.27–2.30Å）和三配位XantphosAuCl [2.462（1）Å]相比，Au–Cl键长[2.632（1）Å]长得多。tBuXantphosAuCl和五氟硝基苯（PFNB）的共晶体的单晶X射线衍射分析和紫外可见分光光度法滴定实验表明，Cl阴离子配体与PFNB之间存在阴离子-π相互作用。PFNB与tBuXantphosAuOtBu之间的化学计量反应在被更具亲核性的tBuO阴离子配体取代Cl后，在C–F向C–OtBu键的转化中表现出更高的反应性和对位选择性，这与仅使用KOtBu时显着不同（邻位选择性） ）在相同的条件下。N Ar工艺。根据这些结果，使用三甲基甲硅烷基衍生物TMS-X（X

  DOI：

  10.1021/acs.inorgchem.5b02634

文献信息

• [EN] BICYCLIC HETEROARYL SUBSTITUTED COMPOUNDS<br/>[FR] COMPOSÉS BICYCLIQUES SUBSTITUÉS PAR HÉTÉROARYLE
  申请人：BRISTOL MYERS SQUIBB CO

  公开号：WO2018013774A1

  公开（公告）日：2018-01-18

  Disclosed are compounds of Formula (I) to (VIII): (I) (II) (III) (IV) (V) (VI) (VII) (VIII); or a stereoisomer, tautomer, pharmaceutically acceptable salt, solvate or prodrug thereof, wherein R3 is a bicyclic heteroaryl group substituted with zero to 3 R3a; and R1, R2, R3a, R4, and n are defined herein. Also disclosed are methods of using such compounds as PAR4 inhibitors, and pharmaceutical compositions comprising such compounds. These compounds are useful in inhibiting or preventing platelet aggregation, and are useful for the treatment of a thromboembolic disorder or the primary prophylaxis of a thromboembolic disorder.

  公开了公式(I)至(VIII)的化合物：(I) (II) (III) (IV) (V) (VI) (VII) (VIII)；或其立体异构体、互变异构体、药物可接受的盐、溶剂化物或前药，其中R3是与0至3个R3a取代的双环杂芳基团；且R1、R2、R3a、R4和n在此定义。还公开了使用这些化合物作为PAR4抑制剂的方法，以及包含这些化合物的药物组合物。这些化合物用于抑制或预防血小板聚集，用于治疗血栓栓塞障碍或作为血栓栓塞障碍的初级预防。
• [EN] NOVEL COMPOUNDS USEFUL AS S100-INHIBITORS<br/>[FR] NOUVEAUX COMPOSÉS UTILES EN TANT QU'INHIBITEURS DE S100
  申请人：ACTIVE BIOTECH AB

  公开号：WO2015177367A1

  公开（公告）日：2015-11-26

  A compound of formula (I) or a pharmaceutically acceptable salt thereof and a pharmaceutical composition comprising the compound. The compound is an inhibitor of interactions between S100A9 and interaction partners such as RAGE, TLR4 and EMMPRIN and as such is useful in the treatment of disorders such as cancer, autoimmune disorders, inflammatory disorders and neurodegenerative disorders.

  式（I）的化合物或其药用盐以及包含该化合物的药物组合物。该化合物是S100A9与相互作用伙伴（如RAGE、TLR4和EMMPRIN）之间相互作用的抑制剂，因此在治疗癌症、自身免疫性疾病、炎症性疾病和神经退行性疾病等疾病方面是有用的。
• SUBSTITUTED AMINOPURINE COMPOUNDS, COMPOSITIONS THEREOF, AND METHODS OF TREATMENT THEREWITH
  申请人：Signal Pharmaceuticals, LLC

  公开号：US20160096841A1

  公开（公告）日：2016-04-07

  Provided herein are Aminopurine Compounds having the following structures: wherein R 1 , R 2 , and R 3 are as defined herein, compositions comprising an effective amount of an Aminopurine Compound, and methods for treating or preventing a cancer, for example, melanoma.

  本文提供具有以下结构的氨基嘌呤化合物：其中R1、R2和R3如本文所定义，包含有效量氨基嘌呤化合物的组合物，以及用于治疗或预防癌症（例如黑色素瘤）的方法。
• APOPTOSIS-INDUCING AGENTS FOR THE TREATMENT OF CANCER AND IMMUNE AND AUTOIMMUNE DISEASES
  申请人：Bruncko Milan

  公开号：US20100160322A1

  公开（公告）日：2010-06-24

  Disclosed are compounds which inhibit the activity of anti-apoptotic Bcl-2 proteins, compositions containing the compounds and methods of treating diseases during which is expressed anti-apoptotic Bcl-2 protein.

  揭示了抑制抗凋亡Bcl-2蛋白活性的化合物，含有这些化合物的组合物以及治疗在其中表达抗凋亡Bcl-2蛋白的疾病的方法。
• [EN] SUBSTITUTED CYCLYL-ACETIC ACID DERIVATIVES FOR THE TREATMENT OF METABOLIC DISORDERS<br/>[FR] DÉRIVÉS DE L'ACIDE CYCLYLE-ACÉTIQUE SUBSTITUÉS POUR LE TRAITEMENT DES TROUBLES MÉTABOLIQUES
  申请人：TAKEDA PHARMACEUTICALS CO

  公开号：WO2018182050A1

  公开（公告）日：2018-10-04

  Provided is a novel aromatic ring compound which may have a GPR40 agonist activity and a GLP-1 secretagogue action. A compound represented by the formula (I) : wherein each symbol is as described in the DESCRIPTION, or a salt thereof may have a GPR40 agonist activity and a GLP-1 secretagogue action, may be useful for the prophylaxis or treatment of cancer, obesity, diabetes, hypertension, hyperlipidemia, cardiac failure, diabetic complications, metabolic syndrome, sarcopenia and the like, and may afford superior efficacy.

  提供了一种新颖的芳香环化合物，可能具有GPR40激动剂活性和GLP-1分泌素作用。表示为式(I)的化合物：其中每个符号如描述中所述，或其盐可能具有GPR40激动剂活性和GLP-1分泌素作用，可能对预防或治疗癌症、肥胖症、糖尿病、高血压、高脂血症、心力衰竭、糖尿病并发症、代谢综合征、肌肉萎缩等疾病有用，并可能提供优越的疗效。