690632-72-5

• 常用中文名：5-溴-2,3-二氢苯并[b]呋喃-7-硼酸
• 常用英文名：(5-BROMO-2,3-DIHYDROBENZOFURAN-7-YL)BORONIC ACID
• CAS号：690632-72-5
• 分子式：C₈H₈BBrO₃
• 分子量：242.86200
• 发布时间：2018-12-28 20:06:39
• 更新时间：2024-01-16 11:25:16

名称

• 中文名: 5-溴-2,3-二氢苯并[B]呋喃-7-硼酸
• 英文名: (5-bromo-2,3-dihydro-1-benzofuran-7-yl)boronic acid
• 英文别名: (5-bromo-2,3-dihydrobenzofuran-7-yl)boronic Acid; 5-Bromo-2,3-dihydrobenzo[b]furan-7-boronic Acid

物化性质

• 密度: 1.73g/cm3
• 沸点: 424.1ºC at 760 mmHg
• 熔点: 150ºC
• 分子式: C₈H₈BBrO₃
• 分子量: 242.86200
• 闪点: 210.3ºC
• 精确质量: 241.97500
• PSA: 49.69000
• LogP: 0.06380
• 折射率: 1.633

MSDS

Name: 5-Bromo-2 3-dihydrobenzo[b]furan-7-boronic acid Material Safety Data Sheet Synonym: None Known CAS: 690632-72-5 Section 1 - Chemical Product MSDS Name:5-Bromo-2 3-dihydrobenzo[b]furan-7-boronic acid Material Safety Data Sheet Synonym:None Known Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 690632-72-5 5-Bromo-2,3-dihydrobenzo[b]furan-7-bor 97+ unlisted Hazard Symbols: XN Risk Phrases: 20/21/22 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Harmful by inhalation, in contact with skin and if swallowed. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. Harmful if absorbed through the skin. Ingestion: Harmful if swallowed. May cause gastrointestinal irritation with nausea, vomiting and diarrhea. Inhalation: Harmful if inhaled. May cause respiratory tract irritation. Chronic: No information found. 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. Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. Ingestion: Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. 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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or appropriate foam. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation. Vacuum or sweep up material and place into a suitable, dry disposal container. Section 7 - HANDLING and STORAGE Handling: Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Wash clothing before reuse. Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store under an inert atmosphere. 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# 690632-72-5: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Solid Color: beige Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 150 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: C8H8BBrO3 Molecular Weight: 242.86 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable at room temperature in closed containers under normal storage and handling conditions. Conditions to Avoid: Dust generation. Incompatibilities with Other Materials: Oxidizing agents, acids, bases. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, hydrogen bromide, borane, bromine, oxides of borane. Hazardous Polymerization: Has not been reported. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 690632-72-5 unlisted. LD50/LC50: Not available. Carcinogenicity: 5-Bromo-2,3-dihydrobenzo[b]furan-7-boronic Acid - 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: TOXIC SOLID, ORGANIC, N.O.S. Hazard Class: 6.1 UN Number: 2811 Packing Group: III IMO Shipping Name: TOXIC SOLID, ORGANIC, N.O.S. Hazard Class: 6.1 UN Number: 2811 Packing Group: III RID/ADR Shipping Name: TOXIC SOLID, ORGANIC, N.O.S. Hazard Class: 6.1 UN Number: 2811 Packing group: III Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XN Risk Phrases: R 20/21/22 Harmful by inhalation, in contact with skin and if swallowed. Safety Phrases: S 22 Do not breathe dust. 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. WGK (Water Danger/Protection) CAS# 690632-72-5: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 690632-72-5 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 690632-72-5 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A