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2,6-二氟-4-溴三氟甲氧基苯 | 115467-07-7

中文名称
2,6-二氟-4-溴三氟甲氧基苯
中文别名
2,6-二氟-4-溴-三氟甲氧基苯;5-溴-1,3-二氟-2-(三氟甲氧基)苯;3,5-二氟-4-三氟甲氧基溴苯;4-溴-2,6-二氟三氟甲氧基苯;3,5-二氟-4-(三氟甲氧基)溴苯
英文名称
5-bromo-1,3-difluoro-2-(trifluoromethoxy)benzene
英文别名
3,5-difluoro-4-trifluoromethoxy bromobenzene;4-bromo-2,6-difluorotrifluoromethoxybenzene
2,6-二氟-4-溴三氟甲氧基苯化学式
CAS
115467-07-7
化学式
C7H2BrF5O
mdl
——
分子量
276.988
InChiKey
ORHCJZZKAUAZDR-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

物化性质

  • 沸点:
    175.3±35.0 °C(Predicted)
  • 密度:
    1.793±0.06 g/cm3(Predicted)

计算性质

  • 辛醇/水分配系数(LogP):
    4
  • 重原子数:
    14
  • 可旋转键数:
    1
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.14
  • 拓扑面积:
    9.2
  • 氢给体数:
    0
  • 氢受体数:
    6

安全信息

  • 海关编码:
    2909309090
  • 危险性防范说明:
    P261,P305+P351+P338
  • 危险性描述:
    H302,H315,H319,H335

SDS

SDS:72862be1475923a9a0d5b3ef0582b845
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Material Safety Data Sheet

Section 1. Identification of the substance
Product Name: 3,5-Difluoro-4-(trifluoromethoxy)bromobenzene
Synonyms:

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

Section 3. Composition/information on ingredients.
Ingredient name: 3,5-Difluoro-4-(trifluoromethoxy)bromobenzene
CAS number: 115467-07-7

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, refrigerated.
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: C7H2BrF5O
Molecular weight: 277

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.

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

4-溴-2,6-二氟-三氟甲氧基苯是一种用途日益广泛的合成液晶化合物的重要中间体。

上下游信息

  • 上游原料
    中文名称 英文名称 CAS号 化学式 分子量
  • 下游产品
    中文名称 英文名称 CAS号 化学式 分子量

反应信息

  • 作为反应物:
    描述:
    2,6-二氟-4-溴三氟甲氧基苯 在 sodium hydroxide 、 盐酸 作用下, 以 二甲基亚砜 为溶剂, 以96 %的产率得到3,5-二氟-4-(三氟甲氧基)苯酚
    参考文献:
    名称:
    一种镧铈铜催化合成多氟苯酚的方法
    摘要:
    本发明公开了一种镧铈铜催化合成多氟苯酚的方法,所述方法,采用共沉淀法制备镧铈铜催化剂。以水和二甲基亚砜混合物为溶剂,多氟溴苯在碱性条件下水解后经过浓盐酸处理得到多氟苯酚。该方法的原料廉价易得,过程简单,催化剂分离回用方便,产物收率高,三废排放少,具有大规模产业化的潜力,可以生产液晶级纯度的多氟苯酚,具有较高的社会经济效应。
    公开号:
    CN117164436A
  • 作为产物:
    描述:
    4-溴-2,6-二氟苯酚 在 iron(III) chloride 、 氢氟酸 、 sodium hydride 作用下, 以 N,N-二甲基甲酰胺 为溶剂, -10.0~140.0 ℃ 、101.33 kPa 条件下, 反应 23.0h, 生成 2,6-二氟-4-溴三氟甲氧基苯
    参考文献:
    名称:
    一种4-溴-2,6-二氟三氟甲氧基苯的制备方法
    摘要:
    本发明涉及有机合成领域,特别是涉及一种4‑溴‑2,6‑二氟三氟甲氧基苯的制备方法。本发明提供一种4‑溴‑2,6‑二氟三氟甲氧基苯的制备方法,包括如下步骤:(1)醚化反应:4‑溴‑2,6‑二氟苯酚与醚化试剂在碱的存在下,在反应溶剂中反应生成4‑溴‑2,6‑二氟‑二氟溴甲氧基苯或4‑溴‑2,6‑二氟‑二氟氯甲氧基苯;(2)氟化反应:将步骤(1)所得产物与氟化试剂在催化剂作用下反应,生成4‑溴‑2,6‑二氟三氟甲氧基苯。本发明所提供的4‑溴‑2,6‑二氟三氟甲氧基苯的制备方法工艺简单、反应条件温和,在常压下即可进行,适合工业化生产。
    公开号:
    CN104761437B
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文献信息

  • 一种含氟芳基卤化物的烷基化方法
    申请人:上海万溯化学有限公司
    公开号:CN104817438B
    公开(公告)日:2018-01-16
    本发明提供一种含氟芳基卤化物的烷基化方法,所述含氟芳基卤化物的结构式如式I和式II所示,所述含氟芳基卤化物I、II烷基化的方法包括如下步骤:1)分别以式I、式II结构的化合物为原料与金属镁在非质子溶剂中反应制备格氏试剂式III、式IV;2)式III、式IV的格氏试剂分别在过渡金属盐催化下、或过渡金属盐与配体共同催化下与烷基卤代物R1‑Hal’反应生成化合物式V、式VI。本发明所提供的含氟芳基卤化物的烷基化方法工艺流程简单,操作便捷,大大降低了工业生产的设备及人力占用,提高了生产效率;此外,所述方法条件温和,反应转化率高,原子经济性好,后处理便利,产品纯度佳。
  • 液晶化合物
    申请人:默克专利股份有限公司
    公开号:CN111170984A
    公开(公告)日:2020-05-19
    式I化合物,其中Y1表示‑O‑或‑CH2‑,和基团R1、L1至L6和X1具有权利要求1中指出的含义。其制备方法和包含至少一种式I化合物的液晶介质和含有该类型的液晶介质的电光显示器。式I化合物包括作为结构要素的除了二氧六环或四氢吡喃环以外的1,4‑取代的环己烯环和取代的联苯基的组合。
  • 4,5-二取代的菲和氢菲类液晶化合物及其制 备方法
    申请人:石家庄诚志永华显示材料有限公司
    公开号:CN104557481B
    公开(公告)日:2017-01-11
    本发明公开了一种4,5‑二取代的菲和氢菲类液晶化合物及其制备方法。该类化合物的结构通式如式I所示。本发明提供的2,7‑二取代的和4,5‑二氟取代的或4,5‑双(三氟甲基)取代的菲衍生物中两个苯环不能自由旋转,取代基保持在同侧,能自发取向,不需要在外加电场的作用下旋转至同侧,具有大负数介电各向异性△ε值,响应速度快,清亮点高,粘度低等特点,特别适合用在液晶混合物内中。
  • Chemical intermediates
    申请人:IMPERIAL CHEMICAL INDUSTRIES PLC
    公开号:EP0390228A2
    公开(公告)日:1990-10-03
    intermediates of formula:- wherein Q is selected from carbon bearing a hydrogen atom and nitrogen; Z represents one or more substituents selected from fluoro, benzyl, phenoxy, chlorophenoxy, fluorophenoxy and bromophenoxy, and R4 is selected from hydroxy, bromo, chloro and iodo, or R4 is selected from a group of formula:-- P(R)3 and a group of formula:- wherein R represents alkyl or aryl. The intermediates of the invention are useful in the preparation of insecticidal compoumds.
    式的中间体 其中 Q 选自含氢原子的碳和氮;Z 代表一个或多个取代基,选自氟、苄基、苯氧基、氯苯氧基、氟苯氧基和溴苯氧基,R4 选自羟基、溴基、氯基和碘基,或 R4 选自式基团:- P(R)3 和一个式组 其中 R 代表烷基或芳基。本发明的中间体可用于制备杀虫化合物。
  • Cyclohexane derivative and liquid crystal composition containing the same
    申请人:CHISSO CORPORATION
    公开号:EP0568040A1
    公开(公告)日:1993-11-03
    A liquid crystalline compound which has a low viscosity and is electrically and chemically stable and compatible with other known liquid crystalline compounds at low temperatures, and a liquid crystal composition containing the same, which compound is a phenyl-4-cyclohexylbutylcyclohexane derivative expressed by the formula: wherein R represents a hydrogen atom a linear or branched alkyl group of 1 to 15 carbon atoms, and X₁, X₂ and X₃ are each independent and X₁ and X₃ each represent a hydrogen atom or a halogen atom and X₂ represents a hydrogen atom or a linear or branched alkyl group of 1 to 15 carbon atoms (wherein one -CH₂CH₂- bond may be replaced by a -CH=CH-bond and one non-adjacent -CH₂- bond may be replaced by an oxygen atom), a halogen atom, a cyano group, a trifluoromethyl group or a trifluoromethoxy group.
    一种低粘度、电学和化学性质稳定且在低温下与其他已知液晶化合物相容的液晶化合物,以及含有该化合物的液晶组合物,该化合物是一种苯基-4-环己基丁基环己烷衍生物,由式表示: 其中 R 代表氢原子、1 至 15 个碳原子的直链或支链烷基,以及 X₁、X₂ 和 X₃ 各自独立,且 X₁ 和 X₃ 各自代表氢原子或卤素原子,X₂ 代表氢原子或 1 至 15 个碳原子的直链或支链烷基(其中一个 -CH₂CH₂- 键可由一个 -CH=CH 键取代,一个不相邻的 -CH₂- 键可由一个氧原子取代)、卤素原子、氰基、三氟甲基或三氟甲氧基。
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