2,5-二氟-4-甲基苯甲酸 | 103877-80-1

• 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-甲基苯甲酸
• 英文名称: 2,5-difluoro-4-methylbenzoic acid
• CAS: 103877-80-1
• 化学式: C₈H₆F₂O₂
• mdl: MFCD08063230
• 分子量: 172.131
• InChiKey: PWWMQUUDAAWEBK-UHFFFAOYSA-N

物化性质

• 沸点：
  270.9±35.0 °C(Predicted)
• 密度：
  1.359±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2
• 重原子数：
  12
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.125
• 拓扑面积：
  37.3
• 氢给体数：
  1
• 氢受体数：
  4

安全信息

• 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
Product Name: 2,5-Difluoro-4-methylbenzoic acid
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: 2,5-Difluoro-4-methylbenzoic acid
CAS number: 103877-80-1

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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: C8H6F2O2
Molecular weight: 172.1

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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.

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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：

  2,5-二氟-4-甲基苯甲酸 在 4-二甲氨基吡啶 、 N-溴代丁二酰亚胺(NBS) 、 偶氮二异丁腈 、 potassium carbonate 、 盐酸-N-乙基-Nˊ-(3-二甲氨基丙基)碳二亚胺 、 N,N-二异丙基乙胺 作用下， 以 1,2-二氯乙烷 、 丙酮 为溶剂， 反应 19.33h， 生成 4-[(3-chloro-4-fluorophenoxy)methyl]-N-[(dimethylamino)sulfonyl]-2,5-difluorobenzamide diethylamine salt
  参考文献：
  名称：

  [EN] SULFONAMIDE DERIVATIVES
  [FR] DÉRIVÉS DE SULFONAMIDE

  摘要：

  该发明涉及磺胺基衍生物，其在医学上的应用，含有它们的组合物，其制备方法以及用于这些过程的中间体。更具体地，该发明涉及一种新的磺胺基Nav 1.7抑制剂，其化学式为(I)：或其药学上可接受的盐，其中X、Z、R1a、R1b、R2、R3、R4和R5如描述中所定义。Nav 1.7抑制剂在治疗广泛的疾病，特别是疼痛方面可能具有潜在的用途。

  公开号：

  WO2013088315A1
• 作为产物：
  描述：

  2-氨基-4-甲基-5-氟-苯甲酸 生成 2,5-二氟-4-甲基苯甲酸
  参考文献：
  名称：

  摘要：

  DOI：

文献信息

• [EN] RORGAMMAT INHIBITORS<br/>[FR] INHIBITEURS DE RORGAMMAT
  申请人：MERCK SHARP & DOHME

  公开号：WO2012106995A1

  公开（公告）日：2012-08-16

  The present invention relates to compounds according to Formula (I) or a pharmaceutically acceptable salt or solvate thereof. Such compounds can be used in the treatment of RORgammaT-mediated diseases or condition.

  本发明涉及按照式(I)的化合物或其药用可接受的盐或溶剂。这些化合物可用于治疗RORgammaT介导的疾病或症状。
• [EN] ARYL SULTAM DERIVATIVES AS RORc MODULATORS<br/>[FR] DÉRIVÉS D'ARYLE SULTAME UTILISÉS COMME MODULATEURS DE RORC
  申请人：HOFFMANN LA ROCHE

  公开号：WO2017005900A1

  公开（公告）日：2017-01-12

  Compounds of the formula I, or pharmaceutically acceptable salts thereof, wherein m, n, p, q, r, X1, X2, X3, X4, Y, Z, A, Het, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12 and R13 are as defined herein.. Also disclosed are methods of making the compounds and using the compounds for treatment of inflammatory diseases such as arthritis, muscular sclerosis and psoriasis.

  式I的化合物，或其药学上可接受的盐，其中m、n、p、q、r、X1、X2、X3、X4、Y、Z、A、Het、R1、R2、R3、R4、R5、R6、R7、R8、R9、R10、R11、R12和R13如本文所定义。还公开了制备这些化合物的方法，并将这些化合物用于治疗炎症性疾病，如关节炎、肌肉硬化和牛皮癣。
• [EN] THERAPEUTIC INHIBITORY COMPOUNDS<br/>[FR] COMPOSÉS INHIBITEURS THÉRAPEUTIQUES
  申请人：LIFESCI PHARMACEUTICALS INC

  公开号：WO2015103317A1

  公开（公告）日：2015-07-09

  The invention provides compounds of Formula I and Formula II: A-B-C-D-E-F-G-J (I) C-D-E-F-G-J (II) wherein A, B, C, D, E, F, G, and J have any of the values defined in the specification, and salts thereof. The compounds are useful for inhibiting plasma kallikrein, and for treating a disease or condition in an animal where inhibition of plasma kallikrein is indicated.

  该发明提供了Formula I和Formula II的化合物：A-B-C-D-E-F-G-J (I)和C-D-E-F-G-J (II)，其中A、B、C、D、E、F、G和J具有规范中定义的任何值，以及它们的盐。这些化合物对抑制血浆激肽酶和治疗动物中需要抑制血浆激肽酶的疾病或症状是有用的。
• [EN] SUBSTITUTED TRICYCLIC COMPOUNDS WITH ACTIVITY TOWARDS EP1 RECEPTORS<br/>[FR] COMPOSÉS TRICYCLIQUES SUBSTITUÉS POSSÉDANT UNE ACTIVITÉ CONTRE LES RÉCEPTEURS EP1
  申请人：ALMIRALL SA

  公开号：WO2013149997A1

  公开（公告）日：2013-10-10

  The present invention belongs to the field of EP1 receptor ligands. More specifically it refers to compounds of general formula (I) having great affinity and selectivity for the EP1 receptor. The invention also refers to the process for their preparation, to their use as medicament for the treatment and/or prophylaxis of diseases or disorders mediated by the EP1 receptor as well as to pharmaceutical compositions comprising them.

  本发明属于EP1受体配体领域。更具体地，它涉及具有对EP1受体具有很高亲和力和选择性的一般式(I)化合物。该发明还涉及它们的制备方法，以及它们作为药物用于治疗和/或预防由EP1受体介导的疾病或紊乱，以及包含它们的药物组合物。
• 一种含氟苯酚结构化合物的合成方法
  申请人：浙江中欣氟材股份有限公司

  公开号：CN112479825A

  公开（公告）日：2021-03-12

  本发明公开了一种含氟苯酚结构化合物的合成方法，属于化学合成技术领域。含氟苯甲酸在溶剂中，在碱作用下，经一锅反应得到含氟苯酚盐，调酸游离后得到含氟苯酚。该合成方法具有原料结构丰富且价廉易得、合成步骤短、反应条件温和、操作简单方便、合成收率高、产品质量好、适用范围广等优点，适合多种高价值和高纯度含氟苯酚类化合物的简单、高效合成。