269410-06-2

• 常用中文名：2-(2-溴苯基)-4,4,5,5-四甲基-1,3,2-二杂氧戊硼烷
• 常用英文名：1-BROMO-2-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZENE
• CAS号：269410-06-2
• 分子式：C₁₂H₁₆BBrO₂
• 分子量：282.969
• 相关类别： 化学试剂 有机试剂 硼烷
• 发布时间：2018-03-04 08:00:00
• 更新时间：2024-01-12 17:26:37

名称

• 中文名: 2-溴苯硼酸频哪醇酯
• 英文名: 2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
• 中文别名: 2-(2-溴苯基)-4,4,5,5-甲基-1,3,2-二杂氧戊硼烷; 2-(2-溴苯基)-4,4,5,5-四甲基-1,3,2-二杂氧戊硼烷; 1-溴-2-(4,4,5,5-四甲基-1,3,2-二氧硼戊环-2-基)苯; 2-溴苯硼酸频呢醇酯
• 英文别名: 1-Bromo-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzene; 2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; 2-Bromophenylboronic Acid Pinacol Ester; 1,3,2-Dioxaborolane, 2-(2-bromophenyl)-4,4,5,5-tetramethyl-

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 332.4±25.0 °C at 760 mmHg
• 分子式: C₁₂H₁₆BBrO₂
• 分子量: 282.969
• 闪点: 154.8±23.2 °C
• 精确质量: 282.042664
• PSA: 18.46000
• LogP: 2.74830
• 外观性状: 液体;Colorless to Light orange to Yellow clear liquid
• 蒸汽压: 0.0±0.7 mmHg at 25°C
• 折射率: 1.528
• 储存条件: 存放于惰性气体之中;避免湿气 (分解)
• 分子结构:

  1、 摩尔折射率：67.17

  2、 摩尔体积（cm³/mol）：218.2

  3、 等张比容（90.2K）：532.9

  4、 表面张力（dyne/cm）：35.5

  5、 极化率（10-24cm3）：26.63

• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:0

  3.氢键受体数量:2

  4.可旋转化学键数量:1

  5.互变异构体数量:无

  6.拓扑分子极性表面积18.5

  7.重原子数量:16

  8.表面电荷:0

  9.复杂度:252

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

MSDS

2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2- Revision number: 1 dioxaborolane SAFETY DATA SHEET Section1. BASE INFORMATION Product name:2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Revision number:1 Section2. HAZARDS IDENTIFICATION Classification of the GHS Not classified PHYSICAL HAZARDS HEALTH HAZARDSNot classified Not classified ENVIRONMENTAL HAZARDS GHS label elements None Pictograms or hazard symbols Signal wordNo signal word Hazard statementNone Precautionary statementsNone Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substance/mixture:Substance 2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Component(s): Percent:>97.0%(T) 269410-06-2 CAS Number: Synonyms:1-Bromo-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzene , 2- Bromophenylboronic Acid Pinacol Ester Chemical Formula:C12H16BBrO2 Section4. FIRST AID MEASURES Inhalation:Remove victim to fresh air and keep at rest in a position comfortable for breathing. Get medical advice/attention if you feel unwell. Skin contact:Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. If skin irritation or rash occurs: Get medical advice/attention. Eye contact:Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. Get medical advice/attention if you feel unwell. Rinse mouth. Ingestion: Protection of first-aiders:A rescuer should wear personal protective equipment, such as rubber gloves and air- tight goggles. Section5. FIRE-FIGHTING MEASURES Dry chemical, foam, water spray, carbon dioxide. Suitable extinguishing media: Take care as it may decompose upon combustion or in high temperatures to Specific hazards: generate poisonous fume. 2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2- dioxaborolane Section5. FIRE-FIGHTING MEASURES Specific methods:Fire-extinguishing work is done from the windward and the suitable fire-extinguishing method according to the surrounding situation is used. Uninvolved persons should evacuate to a safe place. In case of fire in the surroundings: Remove movable containers if safe to do so. Special protectiveWhen extinguishing fire, be sure to wear personal protective equipment. equipment for firefighters: Section6. ACCIDENTAL RELEASE MEASURES Use personal protective equipment. Keep people away from and upwind of spill/leak. Personal precautions, protective equipment and Ensure adequate ventilation. Entry to non-involved personnel should be controlled emergency procedures: around the leakage area by roping off, etc. Environmental precautions: Prevent product from entering drains. Methods and materials for Absorb spilled material in a suitable absorbent (e.g. rag, dry sand, earth, saw-dust). containment and cleaning In case of large amount of spillage, contain a spill by bunding. Adhered or collected up: material should be promptly disposed of, in accordance with appropriate laws and regulations. Section7. HANDLING AND STORAGE Handling Technical measures:Handling is performed in a well ventilated place. Wear suitable protective equipment. Prevent generation of vapor or mist. Wash hands and face thoroughly after handling. Use a ventilation, local exhaust if vapor or aerosol will be generated. Advice on safe handling:Avoid contact with skin, eyes and clothing. Storage Keep container tightly closed. Store in a cool and dark place. Storage conditions: Store under inert gas. Protect from moisture. Store away from incompatible materials such as oxidizing agents. Packaging material:Law is followed. Section8. EXPOSURE CONTROLS / PERSONAL PROTECTION Engineering controls:Install a closed system or local exhaust as possible so that workers should not be exposed directly. Also install safety shower and eye bath. Personal protective equipment Respiratory protection: Vapor respirator. Follow local and national regulations. Hand protection:Protective gloves. Eye protection:Safety glasses. A face-shield, if the situation requires. Skin and body protection: Protective clothing. Protective boots, if the situation requires. Section9. PHYSICAL AND CHEMICAL PROPERTIES Physical state (20°C):Liquid Form:clear Color:Colorless - Yellow Odor:No data available pH: No data available Melting point/freezing point:No data available Boiling Point/Range:No data available Flash Point:No data available Explosive limits Lower:No data available Upper:No data available Density:No data available Solubility:No data available 2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2- dioxaborolane Section10. STABILITY AND REACTIVITY Stability:Stable under proper conditions. Reactivity:No special reactivity has been reported. Conditions to avoid:Moisture-sensitive Incompartible materials: oxidizing agents Hazardous Decomposition Carbon monoxide, Carbon dioxide, Boron oxides , Hydrogen bromide Products: Section11. TOXICOLOGICAL INFORMATION No data available Acute Toxicity: Skin corrosion/irritation: No data available No data available Serious eye damage/irritation: Germ cell mutagenicity: No data available Carcinogenicity: No data available IARC = NTP =No data available No data available Reproductive toxicity: Section12. ECOLOGICAL INFORMATION Ecotoxicity: Fish:No data available Crustacea:No data available Algae:No data available Persistence / degradability: No data available BioaccumulativeNo data available potential(BCF): Mobillity in soil log Pow:No data available Soil adsorption (Koc):No data available Henry's LawNo data available constant(PaM3/mol): Section13. DISPOSAL CONSIDERATIONS Recycle to process, if possible. Consult your local regional authorities. You may be able to burn in a chemical incinerator equipped with an afterburner and scrubber system. Observe all federal, state and local regulations when disposing of the substance. Section14. TRANSPORT INFORMATION Hazards Class:Does not correspond to the classification standard of the United Nations UN-No:Not Listed Section15. REGULATORY INFORMATION Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002): Safe use and production, the storage of a dangerous chemical, transport, loading and unloading were prescribed. 2-(2-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2- dioxaborolane SECTION 16 - ADDITIONAL INFORMATION N/A

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• 海关编码: 2934999090

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海关

海关编码	2934999090
中文概述	2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素	品名, 成分含量, 用途
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%