4-氯-2,5-二氟硝基苯 | 578-28-9

• 物质功能分类: 有机原料 - 有机氟化合物 - 氟硝基苯系列
• 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-氯-2,5-二氟硝基苯
• 英文名称: 1-Chloro-2,5-difluoro-4-nitrobenzene
• CAS: 578-28-9
• 化学式: C₆H₂ClF₂NO₂
• mdl: MFCD08276209
• 分子量: 193.537
• InChiKey: HBGYPLNIBDKWIK-UHFFFAOYSA-N

物化性质

• 沸点：
  116 °C(Press: 20 Torr)
• 密度：
  1.591±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.6
• 重原子数：
  12
• 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：
  45.8
• 氢给体数：
  0
• 氢受体数：
  4

安全信息

• 海关编码：
  2904909090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335
• 储存条件：
  存于室温下，确保环境密闭且干燥。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 1-Chloro-2,5-difluoro-4-nitrobenzene
Synonyms: 4-Chloro-2,5-difluoronitrobenzene

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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: 1-Chloro-2,5-difluoro-4-nitrobenzene
CAS number: 578-28-9

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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, refrigerated.
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: C6H2ClF2NO2
Molecular weight: 193.5

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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, hydrogen fluoride.

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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：

  4-氯-2,5-二氟硝基苯 在 铁粉 、 溶剂黄146 作用下， 以49%的产率得到4-氯-2,5-二氟苯胺
  参考文献：
  名称：

  二氟化和三氟化 2-叠氮苯并咪唑衍生物：合成、光氧化和 19F NMR 预测

  摘要：

  在 300 nm (Rayonet) 存在 N 保护的氨基酸的情况下进行辐照，通过 6 位的氧化以良好至极好的产率和完美的区域选择性提供氟化芳基酯。即使使用最合适的研究方法 (ωB97XD/TApr-cc-pVDZ)，也观察到与实验值的偏差高达 5 ppm，强调了实验测量的重要性。

  DOI：

  10.1002/ejoc.202100603
• 作为产物：
  描述：

  1,4-二氟苯 在 sodium hydroxide 、 conc. HNO₃ 、 硫酸 作用下， 以 水 为溶剂， 生成 4-氯-2,5-二氟硝基苯
  参考文献：
  名称：

  Procedure for the preparation of N-cyclopropyl-4-fluoroanilines

  摘要：

  制备式I的N-环丙基-4-氟苯胺的过程。通过将II与环丙基胺、哌嗪或吡咯烷选择性反应，得到III。对其进行乙酰化和还原得到IV，再经去氨基化得到I。其中，R¹为氢、氯或甲基；R²为氢、卤素、甲基、哌嗪基或吡咯烷基；R³为氢、卤素、羟基或三氟甲基；R⁴为氢、硝基、羟基或氨基。式I的化合物因其在喹诺酮类抗生素制备中的应用而备受关注。

  公开号：

  EP0430847A1

文献信息

• [EN] MODULATORS OF THE G PROTEIN-COUPLED MAS RECEPTOR AND THE TREATMENT OF DISORDERS RELATED THERETO<br/>[FR] MODULATEURS POUR LE RÉCEPTEUR MAS COUPLÉ À LA PROTÉINE G ET TRAITEMENT DES TROUBLES QUI Y SONT APPARENTÉS
  申请人：ARENA PHARM INC

  公开号：WO2013070657A1

  公开（公告）日：2013-05-16

  The present invention relates to compounds of Formula (I) and pharmaceutically acceptable salts, solvates, and hydrates thereof that are useful in methods of treatment and alleviation of diseases and disorders of the heart, brain, kidney, immune, and reproductive system resulting from ischemia, or reperfusion subsequent to ischemia, and any downstream complication(s) related thereto. The present invention further relates to methods of treatment and alleviation of diseases and disorders of the vasculature resulting from vasoconstriction or hypertension and any downstream complication(s) resulting from elevated blood pressure and/or reduced tissue perfusion.

  本发明涉及式（I）化合物及其药用可接受的盐、溶剂和水合物，这些化合物在治疗和缓解由缺血引起的心脏、脑、肾脏、免疫系统和生殖系统的疾病和紊乱方面具有用处，或者在缺血后再灌注引起的疾病和障碍，以及与之相关的任何下游并发症。本发明还涉及治疗和缓解由血管收缩或高血压引起的血管疾病和障碍的方法，以及由高血压和/或组织灌注减少引起的任何下游并发症。
• Substituted benzene compounds, process for their preparation, and herbicidal and defoliant compositions containing them
  申请人：ISK Americas Incorporated

  公开号：US06355799B1

  公开（公告）日：2002-03-12

  Novel herbicidal and defoliant substituted aniline derived compounds represented by general structure (I) are described. W, X, Y, Z, and Q are as defined in the disclosure. Also described are the processes for the manufacture of these compounds and agriculturally suitable compositions containing these as active ingredients which are useful as herbicides for general or selective pre-emergent or post-emergent control of undesired plant species and defoliants at very low concentrations of these biologically active compounds.

  描述了由一般结构（I）代表的新型除草剂和脱叶剂取代苯胺衍生化合物。其中，W、X、Y、Z 和 Q 如披露中所定义。还描述了制造这些化合物的过程以及含有这些化合物作为活性成分的农业适用组合物，这些组合物可作为除草剂用于一般或选择性的前期或后期控制不受欢迎的植物物种和脱叶剂，且这些生物活性化合物的浓度非常低。
• [EN] N-(MONOCYCLIC ARYL),N'-PYRAZOLYL-UREA, THIOUREA, GUANIDINE AND CYANOGUANIDINE COMPOUNDS AS TRKA KINASE INHIBITORS<br/>[FR] COMPOSÉS DE N-ARYLE MONOCYCLIQUES, N'-PYRAZOLYL-URÉE, THIOURÉE, GUANIDINE ET CYANOGUANIDINE UTILES COMME INHIBITEURS DE TRKA KINASE
  申请人：ARRAY BIOPHARMA INC

  公开号：WO2014078325A1

  公开（公告）日：2014-05-22

  Compounds of Formula (I) or stereoisomers, tautomers, or pharmaceutically acceptable salts, solvates or prodrugs thereof, wherein Ring A, Ring C and X are as defined herein, are inhibitors of TrkA kinase and are useful in the treatment of diseases which can be treated with a TrkA kinase inhibitor such as pain, cancer, inflammation/inflammatory diseases, neurodegenerative diseases, certain infectious diseases, Sjogren's syndrome, endometriosis, diabetic peripheral neuropathy, prostatitis or pelvic pain syndrome.

  化合物的公式(I)或其立体异构体、互变异构体、或其药学上可接受的盐、溶剂合物或前药，其中环A、环C和X如本文所定义，是TrkA激酶的抑制剂，并且在治疗可以用TrkA激酶抑制剂治疗的疾病中具有用处，如疼痛、癌症、炎症/炎症性疾病、神经退行性疾病、某些传染病、干燥综合征、子宫内膜异位症、糖尿病周围神经病变、前列腺炎或盆腔疼痛综合征。
• METALLOENZYME INHIBITOR COMPOUNDS
  申请人：Viamet Pharmaceuticals (NC), Inc.

  公开号：US20180185362A1

  公开（公告）日：2018-07-05

  Provided are compounds having metalloenzyme modulating activity, and methods of treating diseases, disorders or symptoms thereof mediated by such metalloenzymes.

  提供具有金属酶调节活性的化合物，以及通过这些金属酶介导的治疗疾病、紊乱或症状的方法。
• [EN] FUSED PENTACYCLIC IMIDAZOLE DERIVATIVES<br/>[FR] DÉRIVÉS D'IMIDAZOLE PENTACYCLIQUES FUSIONNÉS
  申请人：UCB BIOPHARMA SPRL

  公开号：WO2016050975A1

  公开（公告）日：2016-04-07

  A series of fused pentacyclic imidazole derivatives, being potent modulators of human TNFa activity, are accordingly of benefit in the treatment and/or prevention of various human ailments, including autoimmune and inflammatory disorders; neurological and neurodegenerative disorders; pain and nociceptive disorders; cardiovascular disorders; metabolic disorders; ocular disorders; and oncological disorders. In particular, the present invention is concerned with 6,7-dihydro-7,14-methanobenzimidazo[l,2-b][2,5]benzodiazocin-5(14H)-one derivatives and analogs thereof.

  一系列融合的五环咪唑衍生物，作为人类TNFa活性的强效调节剂，因此在治疗和/或预防各种人类疾病方面具有益处，包括自身免疫和炎症性疾病；神经和神经退行性疾病；疼痛和伤害感知性疾病；心血管疾病；代谢性疾病；眼科疾病；以及肿瘤学疾病。特别是，本发明涉及6,7-二氢-7,14-甲基苯并咪唑[1,2-b][2,5]苯并二氮杂环-5(14H)-酮衍生物及其类似物。