141134-24-9

• 常用中文名：2-溴-1-(4-(二氟甲氧基)苯基)乙酮
• 常用英文名：2-Bromo-1-[4-(difluoromethoxy)phenyl]ethanone
• CAS号：141134-24-9
• 分子式：C₉H₇BrF₂O₂
• 分子量：265.052
• 发布时间：2018-08-05 16:33:26
• 更新时间：2024-04-03 19:39:49

名称

• 中文名: 4-(二氟甲氧基)溴代苯乙酮
• 英文名: 2-Bromo-4'-(difluoromethoxy)acetophenone
• 中文别名: 4-二氟甲氧基溴苯乙酮
• 英文别名: 2-bromo-1-[4-(difluoromethoxy)phenyl]ethan-1-one; 2-Bromo-1-(4-(difluoromethoxy)phenyl)ethanone; 2-Bromo-1-[4-(difluoromethoxy)phenyl]ethanone; MFCD00052200; Ethanone, 2-bromo-1-[4-(difluoromethoxy)phenyl]-

物化性质

• 密度: 1.6±0.1 g/cm3
• 沸点: 301.9±37.0 °C at 760 mmHg
• 熔点: 66-68°C
• 分子式: C₉H₇BrF₂O₂
• 分子量: 265.052
• 闪点: 136.4±26.5 °C
• 精确质量: 263.959747
• PSA: 26.30000
• LogP: 2.44
• 外观性状: 固体
• 蒸汽压: 0.0±0.6 mmHg at 25°C
• 折射率: 1.514
• 储存条件: 2-8°C
• 分子结构:

  1、摩尔折射率：50.97

  2、摩尔体积（cm³/mol）：169.4

  3、等张比容（90.2K）：417.6

  4、表面张力（dyne/cm）：36.9

  5、介电常数：无可用的

  6、极化率（10^-24cm³）：20.2

  7、单一同位素质量：263.959741 Da

  8、标称质量：264 Da

  9、平均质量：265.0515 Da

• 计算化学:

  1.疏水参数计算参考值（XlogP）:3.3

  2.氢键供体数量:0

  3.氢键受体数量:4

  4.可旋转化学键数量:4

  5.互变异构体数量:2

  6.拓扑分子极性表面积26.3

  7.重原子数量:14

  8.表面电荷:0

  9.复杂度:191

  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

• 更多:

  1. 性状：未确定

  2. 密度（g/mL,20℃）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：66-68

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,KPa）：未确定

  7. 折射率：未确定

  8. 闪点（ºC）：未确定

  9. 比旋光度（º）：未确定

  10. 自燃点或引燃温度（ºC）：未确定

  11. 蒸气压（Pa,20ºC）：未确定

  12. 饱和蒸气压（KPa,20ºC）：未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）：未确定

  15. 临界压力（KPa）：未确定

  16. 油水（辛醇/水）分配系数的对数值：未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）：未确定

  19. 溶解性：未确定

MSDS

Name: 2-Bromo-1-[4-(difluoromethoxy)phenyl]ethan-1-one 97% Material Safety Data Sheet Synonym: 4-(Difluoromethoxy)phenacylbromid CAS: 141134-24-9 Section 1 - Chemical Product MSDS Name:2-Bromo-1-[4-(difluoromethoxy)phenyl]ethan-1-one 97% Material Safety Data Sheet Synonym:4-(Difluoromethoxy)phenacylbromid Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 141134-24-9 2-Bromo-1-[4-(difluoromethoxy)phenyl]e 97% unlisted Hazard Symbols: C Risk Phrases: 34 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Causes burns. Potential Health Effects Eye: Causes eye burns. Skin: Causes skin burns. Ingestion: Causes gastrointestinal tract burns. Inhalation: Causes chemical burns to the respiratory tract. Chronic: Not available. Section 4 - FIRST AID MEASURES Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. Skin: Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Ingestion: Do not induce vomiting. Get medical aid immediately. Inhalation: Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Notes to Physician: Treat symptomatically and supportively. Section 5 - FIRE FIGHTING MEASURES General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing Media: Use foam, dry chemical, or carbon dioxide. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Section 7 - HANDLING and STORAGE Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood. Storage: Store in a cool, dry place. Store in a tightly closed container. Corrosives area. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 141134-24-9: Personal Protective Equipment Eyes: Not available. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Solid Color: white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 66 - 68 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C9H7BrF2 Molecular Weight: 265 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Oxidizing agents, bases, amines. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, hydrogen fluoride gas, hydrogen bromide, bromine. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 141134-24-9 unlisted. LD50/LC50: Not available. Carcinogenicity: 2-Bromo-1-[4-(difluoromethoxy)phenyl]ethan-1-one - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Dispose of in a manner consistent with federal, state, and local regulations. Section 14 - TRANSPORT INFORMATION IATA Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.* Hazard Class: 8 UN Number: 3261 Packing Group: III IMO Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing Group: III RID/ADR Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S. Hazard Class: 8 UN Number: 3261 Packing group: III Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: C Risk Phrases: R 34 Causes burns. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 Wear suitable protective clothing, gloves and eye/face protection. S 45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). WGK (Water Danger/Protection) CAS# 141134-24-9: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 141134-24-9 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 141134-24-9 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 危害码 (欧洲): C,T,Xi
• 风险声明 (欧洲): R34
• 安全声明 (欧洲): S26-S36/37/39
• 危险品运输编码: 1759
• 海关编码: 2914700090

合成路线

83882-67-1 ~83% 141134-24-9

文献：Genentech, Inc.; Array BioPharma Inc.; Blake, Jim; Chen, Huifen; Chicarelli, Mark; Gaudino, John; Gazzard, Lewis; Kintz, Sam; Mohr, Pete; Robarge, Kirk; Schwarz, Jacob; Zhou, Aihe Patent: US2014/66453 A1, 2014 ; Location in patent: Paragraph 0478-0479 ;

上下游产品

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海关

海关编码	2914700090
中文概述	2914700090 其他酮及醌的卤化、磺化衍生物（包括硝化和亚硝化衍生物）. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素	品名, 成分含量, 用途, 丙酮报明包装
Summary	HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%