2,5-二氟-4-硝基苯甲酸 | 116465-48-6

• 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: 2,5-二氟-4-硝基苯甲酸
• 英文名称: 2,5-difluoro-4-nitrobenzoic acid
• 英文别名: 2,5-difluoro-4-nitrobenzenecarboxylic acid
• CAS: 116465-48-6
• 化学式: C₇H₃F₂NO₄
• mdl: MFCD03425705
• 分子量: 203.102
• InChiKey: GPTNSBLYGCZJQV-UHFFFAOYSA-N

物化性质

• 熔点：
  147-148
• 沸点：
  364.8±42.0 °C(Predicted)
• 密度：
  1.661±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.5
• 重原子数：
  14
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  83.1
• 氢给体数：
  1
• 氢受体数：
  6

安全信息

• TSCA：
  No
• 危险等级：
  IRRITANT
• 危险品标志：
  Xi
• 安全说明：
  S26,S37,S60
• 危险类别码：
  R36/37/38
• 海关编码：
  2916399090
• 危险类别：
  IRRITANT
• 危险性防范说明：
  P261,P280,P305+P351+P338
• 危险性描述：
  H302+H312+H332,H315,H319,H335

SDS

Material Safety Data Sheet

---

Section 1. Identification of the substance
2,5-Difluoro-4-nitrobenzoic acid
Product Name:
Synonyms:

---

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

---

Section 3. Composition/information on ingredients.
2,5-Difluoro-4-nitrobenzoic acid
Ingredient name:
CAS number: 116465-48-6

---

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:

---

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.
Storage: Store in closed vessels.

---

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
Not specified
Appearance:
Boiling point: No data
Melting point: No data
Flash point: No data
Density: No data
Molecular formula: C7H3F2NO4
Molecular weight: 203.1

---

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

制备方法与用途

用途

2,5-二氟-4-硝基苯甲酸是一种羧酸类有机化合物，常用于制药中间体。

反应信息

• 作为反应物：
  描述：

  2,5-二氟-4-硝基苯甲酸 在 镍 硫酸 、 sodium hydride 作用下， 以 甲醇 、 N,N-二甲基甲酰胺 为溶剂， 反应 0.33h， 生成 di-tert-butyl [2-amino-4-fluoro-5-(methoxycarbonyl)phenyl]malonate
  参考文献：
  名称：

  WO2008/84300

  摘要：

  公开号：
• 作为产物：
  描述：

  1,4-二氟苯 在 N-溴代丁二酰亚胺(NBS) 、 硫酸 、 水 、 potassium nitrate 、 sodium hydroxide 作用下， 以 N,N-二甲基甲酰胺 为溶剂， 反应 2.0h， 生成 2,5-二氟-4-硝基苯甲酸
  参考文献：
  名称：

  一种2,5-二氟-4-硝基苯甲酸的制备方法

  摘要：

  本发明公开了一种2,5‑二氟‑4‑硝基苯甲酸的工业化制备方法。该2,5‑二氟‑4‑硝基苯甲酸的工业化制备方法，以对二氟苯为初始原料，经过溴代、硝化、氰化、水解四步反应合成2,5‑二氟‑4‑硝基苯甲酸。本过程得到的2,5‑二氟‑4‑硝基苯甲酸为白色粉末状固体，纯度98.5%，每步原料转化率分别达到100%，整个过程的总收率达到44.6%。

  公开号：

  CN109369412A

文献信息

• [EN] METHODS AND COMPOUNDS FOR RESTORING MUTANT p53 FUNCTION<br/>[FR] MÉTHODES ET COMPOSÉS POUR LA RESTAURATION DE LA FONCTION DU P53 MUTANT
  申请人：PMV PHARMACEUTICALS INC

  公开号：WO2021061643A1

  公开（公告）日：2021-04-01

  Mutations in oncogenes and tumor suppressors contribute to the development and progression of cancer. The present disclosure describes compounds and methods to recover wild-type function to p53 mutants. The compounds of the present invention can bind to mutant p53 and restore the ability of the p53 mutant to bind DNA and activate downstream effectors involved in tumor suppression. The disclosed compounds can be used to reduce the progression of cancers that contain a p53 mutation.

  癌基因和肿瘤抑制基因的突变促成了癌症的发展和进展。本公开披露描述了一种恢复p53突变体野生型功能的化合物和方法。本发明的化合物可以结合突变型p53，并恢复p53突变体结合DNA并激活参与肿瘤抑制的下游效应子的能力。所披露的化合物可用于减少含有p53突变的癌症的进展。
• [EN] ARYL AMIDE KINASE INHIBITORS<br/>[FR] INHIBITEURS DE L'ARYLAMIDE KINASE
  申请人：BRISTOL MYERS SQUIBB CO

  公开号：WO2015006100A1

  公开（公告）日：2015-01-15

  The present disclosure is generally directed to compounds which can inhibit AAK1 (adaptor associated kinase 1), compositions comprising such compounds, and methods for inhibiting AAK1.

  本公开涉及一般可抑制AAK1（适配器相关激酶1）的化合物，包括这些化合物的组合物，以及抑制AAK1的方法。
• Substituted Oxopyridine Derivatives and Use Thereof in the Treatment of Cardiovascular Disorders
  申请人：BAYER PHARMA AKTIENGESELLSCHAFT

  公开号：US20160052884A1

  公开（公告）日：2016-02-25

  The invention relates to substituted oxopyridine derivatives and to processes for their preparation, and also to their use for preparing medicaments for the treatment and/or prophylaxis of diseases, in particular cardiovascular disorders, preferably thrombotic or thromboembolic disorders, and oedemas, and also ophthalmic disorders.

  这项发明涉及替代的氧代吡啶衍生物及其制备方法，以及它们用于制备用于治疗和/或预防疾病的药物，特别是心血管疾病，优选是血栓性或血栓栓塞性疾病、水肿以及眼科疾病。
• 치환된 옥소피리딘 유도체 및 심혈관 장애의 치료에서의 그의 용도
  申请人：BAYER PHARMA AKTIENGESELLSCHAFT 바이엘 파마 악티엔게젤샤프트(519980697332)

  公开号：KR20150137095A

  公开（公告）日：2015-12-08

  본 발명은 하기 화학식 I의 치환된 옥소피리딘 유도체, 및 그의 제조 방법 및 질환, 특히 심혈관 질환, 바람직하게는 혈전성 또는 혈전색전성 질환, 및 부종, 및 또한 안과 장애의 치료 및/또는 예방을 위한 의약의 제조를 위한 그의 용도에 관한 것이다. <화학식 I> 상기 식에서, R1은 하기 화학식의 기이고, 여기서 *는 옥소피리딘 고리에 대한 부착 부위이고, R6은 브로민, 염소, 플루오린, 메틸, 디플루오로메틸, 트리플루오로메틸, 메톡시, 디플루오로메톡시 또는 트리플루오로메톡시이고, R7은 브로민, 염소, 플루오린, 시아노, 니트로, 히드록실, 메틸, 디플루오로메틸, 트리플루오로메틸, 메톡시, 에톡시, 디플루오로메톡시, 트리플루오로메톡시, 에티닐, 3,3,3-트리플루오로프로프-1-인-1-일 또는 시클로프로필이다.

  本发明涉及下式I的取代的氧吡啶衍生物、其制备方法及其在制备治疗和/或预防疾病，特别是心血管疾病，优选血栓性或血栓栓塞性疾病和水肿，以及眼科疾病的药物中的用途。<方案 I>在上式中，R1 是下式的基团，其中 * 是氧吡啶环的连接位点，R6 是溴、氯、氟、甲基、二氟甲基、三氟甲基、甲氧基、二氟甲氧基或三氟甲氧基、R7 是溴、氯、氟、氰基、硝基、羟基、甲基、二氟甲基、三氟甲基、甲氧基、乙氧基、二氟甲氧基、三氟甲氧基、乙炔基、3,3,3-三氟丙-1-炔-1-基或环丙基。
• [EN] (AZA)INDOLE-, BENZOTHIOPHENE-, AND BENZOFURAN-3-SULFONAMIDES<br/>[FR] (AZA)INDOLE, BENZOTHIOPHÈNE ET BENZOFURAN-3-SULFONAMIDES
  申请人：UCB PHARMA GMBH

  公开号：WO2018122232A1

  公开（公告）日：2018-07-05

  Disclosed are sulfonamide compounds with GPR17 modulating properties, which are useful for treating or preventing a variety of CNS and other diseases, in particular for preventing and treating myelinating diseases or disorders.

  揭示了具有GPR17调节特性的磺胺类化合物，可用于治疗或预防各种中枢神经系统和其他疾病，特别是用于预防和治疗髓鞘疾病或紊乱。

表征谱图