1,5-二溴-2,4-二氟苯 | 28342-75-8

• 物质功能分类: 有机原料 - 烃类化合物及其衍生物 - 烃类卤化物
• 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: 1,5-二溴-2,4-二氟苯
• 中文别名: 禾大壮；环草丹；杀草丹；禾草敌
• 英文名称: 1,5-dibromo-2,4-difluorobenzene
• 英文别名: 1,3-dibromo-4,6-difluorobenzene
• CAS: 28342-75-8
• 化学式: C₆H₂Br₂F₂
• 分子量: 271.887
• InChiKey: PPUZKAPOPPRMFE-UHFFFAOYSA-N

物化性质

• 熔点：
  29.0 to 33.0 °C
• 沸点：
  100℃ (25 Torr)
• 密度：
  2.087±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3.5
• 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：
  2

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：
  H302,H315,H319,H335
• 储存条件：
  0-10°C

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 1,5-Dibromo-2,4-difluorobenzene
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: 1,5-Dibromo-2,4-difluorobenzene
CAS number: 28342-75-8

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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, under −20◦C.
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: C6H2Br2F2
Molecular weight: 271.9

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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 fluoride, hydrogen bromide.

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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：

  1,5-二溴-2,4-二氟苯 在 异丙基氯化镁 、 硼酸三甲酯 、 过氧乙酸 作用下， 以 四氢呋喃 为溶剂， 反应 2.0h， 生成 5-溴-2,4-二氟苯酚
  参考文献：
  名称：

  6-(Poly-substituted aryl)-4-aminopicolinates and their use as herbicides

  摘要：

  在6位具有三取代和四取代芳基取代基的4-氨基吡啶酸及其胺和酸衍生物是一类高效除草剂，展示出广泛的杂草控制谱。

  公开号：

  US20070179060A1
• 作为产物：
  描述：

  1,5-二溴-2,4-二氟-3-碘苯 在 丙烷-1-硫醇 、 sodium hydride 作用下， 以 二甲基亚砜 为溶剂， 反应 48.0h， 生成 1,5-二溴-2,4-二氟苯
  参考文献：
  名称：

  1,3-二氟-2,4,6-三卤代苯胺和苯的合成和硫醇化

  摘要：

  通过逐步卤化3,5-二氟苯胺制备三种五卤代苯胺，并将其脱氨基形成五卤代苯。或者，通过锂化然后将1，3-二氟-4，6-二卤代苯碘化而获得两个五卤代苯。研究了Me 2 SO中五卤代苯胺和苯的烷基硫醇化反应。

  DOI：

  10.1016/s0022-1139(03)00172-6

文献信息

• [EN] FUSED AMINODIHYDROTHIAZINE DERIVATIVES<br/>[FR] DÉRIVÉS D'AMINODIHYDROTHIAZINE FUSIONNÉS
  申请人：EISAI R&D MAN CO LTD

  公开号：WO2012093148A1

  公开（公告）日：2012-07-12

  The present invention relates to a fused aminodihydrothiazine derivative of formula (I): wherein R is hydrogen or C1 -6 alkyl,optionally substituted by one to five halogen atoms; n is 0,1,2 or 3; Ar is phenyl or a 5-or 6-membered heteroaromatic group containing 1,2 or 3 N atoms,which Ar is optionally substituted by one to three substituents selected from hal, hydroxyl,-CN,C1-6alkyl,C2-3alkenyl,C2-3alkynyl,C-6alkoxy,C3-6cycloalkoxy and pyrazine,where C1-6alkyl and C1-6alkoxy are optionally substituted by one to three halogen atoms; and pharmaceutically acceptable salts thereof; which compound has an Aβ production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease1 caused by Aβ and typified by Alzheimer-type dementia.

  本发明涉及一种公式（I）的融合氨基二氢噻唑衍生物：其中R是氢或C1-6烷基，可选地被一个至五个卤素原子取代；n是0、1、2或3；Ar是苯基或含1、2或3个N原子的5或6元杂芳基族，该Ar可选地被一个至三个选自卤素、羟基、-CN、C1-6烷基、C2-3烯基、C2-3炔基、C-6烷氧基、C3-6环烷氧基和吡嗪的取代基取代，其中C1-6烷基和C1-6烷氧基可选地被一个至三个卤素原子取代；以及药用可接受的盐；该化合物具有Aβ生成抑制效果或BACE1抑制效果，并且用作预防或治疗由Aβ引起的神经退行性疾病1的预防或治疗剂，该疾病以阿尔茨海默症型痴呆为典型。
• BACE INHIBITORS
  申请人：AUDIA James Edmund

  公开号：US20110009395A1

  公开（公告）日：2011-01-13

  The present invention provides BACE inhibitors of Formula I: methods for their use, intermediates, and methods for their preparation.

  本发明提供了式I的BACE抑制剂：使用它们的方法、中间体以及它们的制备方法。
• Heteroleptic Ir(III) phosphors with bis-tridentate chelating architecture for high efficiency OLEDs
  申请人：NATIONAL TSING HUA UNIVERSITY

  公开号：US09219237B1

  公开（公告）日：2015-12-22

  A bis-tridentate iridium complex represented by a formula (I): where R3 to R8, R21 to R23, R9, R10, X1, X2, and X3 are as defined in the specification.

  一个由公式(I)表示的双三齿钌配合物： 其中R3至R8、R21至R23、R9、R10、X1、X2和X3的定义如说明书所述。
• METAL COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
  申请人：Chuo University

  公开号：EP1961743A1

  公开（公告）日：2008-08-27

  Provided are an organic electroluminescence device whose wavelength of light emission is short and which can emit blue light having a high color purity, and a metal complex compound for realizing the device. The metal complex compound is of a specific structure having a partial structure including two tridentate ligands. The organic electroluminescence device includes: a pair of electrodes; and an organic thin film layer which has one layer or a plurality of layers including at least a light emitting layer and is disposed between the pair of electrodes. In the organic electroluminescence device, at least one layer of the organic thin film layer contains the metal complex compound. The organic electroluminescence device emits light by applying a voltage between both the electrodes.

  提供了一种有机电致发光器件，其发光波长短且能够发射具有高色纯度的蓝光，以及用于实现该器件的金属配合物。该金属配合物具有包括两个三齿配体的部分结构。有机电致发光器件包括：一对电极；以及一个有机薄膜层，其中包括至少一个发光层的一层或多层，并且位于该电极对之间。在有机电致发光器件中，有机薄膜层的至少一层含有该金属配合物。该有机电致发光器件通过在两个电极之间施加电压来发光。
• ARYLQUINAZOLINES
  申请人：MERCK PATENT GMBH

  公开号：US20160083401A1

  公开（公告）日：2016-03-24

  The invention relates to novel compounds of the formula (I) which can be used for the inhibition of serine-threonine protein kinases and for the sensitisation of cancer cells to anticancer agents and/or ionising radiation.

  这项发明涉及公式（I）的新化合物，可用于抑制丝氨酸-苏氨酸蛋白激酶，并使癌细胞对抗癌药物和/或电离辐射敏感化。