147644-07-3

• 常用中文名：3,4-二氢-2H-1,5-苯并二噁英-7-苯甲酮
• 常用英文名：3,4-dihydro-2h-1,5-benzodioxepin-7-yl(phenyl)methanone
• CAS号：147644-07-3
• 分子式：C₁₆H₁₄O₃
• 分子量：254.28100
• 发布时间：2018-12-28 14:02:45
• 更新时间：2024-02-12 10:53:13

名称

• 中文名: 3,4-二氢-2H-1,5-苯并二噁英-7-苯甲酮
• 英文名: 3,4-dihydro-2h-1,5-benzodioxepin-7-yl(phenyl)methanone
• 英文别名: (3,4-dihydro-2H-benzo[b]1,4-dioxepin-7-yl)(phenyl)methanone; Methanone,(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)phenyl

物化性质

• 密度: 1.187g/cm3
• 沸点: 407.9ºC at 760mmHg
• 熔点: 72ºC
• 分子式: C₁₆H₁₄O₃
• 分子量: 254.28100
• 闪点: 192.2ºC
• 精确质量: 254.09400
• PSA: 35.53000
• LogP: 3.07890
• 蒸汽压: 7.27E-07mmHg at 25°C
• 折射率: 1.581

MSDS

Name: 3 4-Dihydro-2h-1 5-benzodioxepin-7-yl(phenyl)methanone 97% Material Safety Data Sheet Synonym: 3,4-Trimethylenedioxybenzophenon CAS: 147644-07-3 Section 1 - Chemical Product MSDS Name:3 4-Dihydro-2h-1 5-benzodioxepin-7-yl(phenyl)methanone 97% Material Safety Data Sheet Synonym:3,4-Trimethylenedioxybenzophenon Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 147644-07-3 3,4-Dihydro-2H-1,5-benzodioxepin-7-yl( 97% unlisted Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Not available. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: May cause respiratory tract irritation. May be harmful if inhaled. Chronic: Not available. Section 4 - FIRST AID MEASURES Eyes: 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. Ingestion: Get medical aid. Wash mouth out with water. Inhalation: Remove from exposure and move to fresh air immediately. 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 water spray, dry chemical, carbon dioxide, or chemical foam. 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: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Storage: Store in a cool, dry place. Store in a tightly closed container. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 147644-07-3: 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: yellow Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 72 - 75 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: C16H14O3 Molecular Weight: 254 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Oxidizing agents, bases. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 147644-07-3 unlisted. LD50/LC50: Not available. Carcinogenicity: 3,4-Dihydro-2H-1,5-benzodioxepin-7-yl(phenyl)methanone - 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 No information available. IMO No information available. RID/ADR No information available. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: Not available. Risk Phrases: Safety Phrases: S 24/25 Avoid contact with skin and eyes. WGK (Water Danger/Protection) CAS# 147644-07-3: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 147644-07-3 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 147644-07-3 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 安全声明 (欧洲): S24/25

合成路线

10425-11-3 109-64-8 ~93% 147644-07-3

文献：Huang, Wei-Bin; Guo, Ying; Jiang, Jian-An; Pan, Xian-Dao; Liao, Dao-Hua; Ji, Ya-Fei Synlett, 2013 , vol. 24, # 6 art. no. ST-2013-W0052-L, p. 741 - 746

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