20052-60-2

• 常用中文名：7-羟基-2,2,5-三甲基-2,3-二氢-4H-色烯-4-酮
• 常用英文名：7-HYDROXY-2,2,5-TRIMETHYL-2,3-DIHYDRO-4H-CHROMEN-4-ONE
• CAS号：20052-60-2
• 分子式：C₁₂H₁₄O₃
• 分子量：206.23800
• 发布时间：2018-12-29 12:40:55
• 更新时间：2024-01-10 19:49:35

名称

• 中文名: 7-羟基-2,2,5-三甲基-2,3-二氢-4H-色烯-4-酮
• 英文名: 7-hydroxy-2,2,5-trimethyl-3H-chromen-4-one
• 中文别名: 7-羟基-2,2,5-三甲基-2,3-二氢-4H-环氧己基苯-4-酮
• 英文别名: 7-hydroxy-2,2,5-trimethyl-chroman-4-one; 7-Hydroxy-2,2,5-trimethyl-4-chromanone; 2,3-Dihydro-7-hydroxy-2,2,5-trimethyl-4H-1-benzopyran-4-one; 7-hydroxy-2,2,5-trimethyl-3,4-dihydro-2H-chromen-4-one; 7-Hydroxy-2,2,5-trimethyl-2,3-dihydro-4H-chromen-4-one

物化性质

• 密度: 1.165 g/cm3
• 沸点: 369.2ºC at 760 mmHg
• 熔点: 189ºC
• 分子式: C₁₂H₁₄O₃
• 分子量: 206.23800
• 闪点: 144.4ºC
• 精确质量: 206.09400
• PSA: 46.53000
• LogP: 2.44440
• 外观性状: 灰白色
• 蒸汽压: 5.67E-06mmHg at 25°C
• 折射率: 1.547

MSDS

Name: 7-Hydroxy-2 2 5-trimethyl-2 3-dihydro-4h-chromen-4-one 97% Material Safety Data Sheet Synonym: 7-Hydroxy-2,2,5-trimethyl chromanon CAS: 20052-60-2 Section 1 - Chemical Product MSDS Name:7-Hydroxy-2 2 5-trimethyl-2 3-dihydro-4h-chromen-4-one 97% Material Safety Data Sheet Synonym:7-Hydroxy-2,2,5-trimethyl chromanon Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 20052-60-2 7-Hydroxy-2,2,5-trimethyl-2,3-dihydro- 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# 20052-60-2: 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: off-white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 189 - 191 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: C12H14O3 Molecular Weight: 206 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, acrid smoke and fumes. Hazardous Polymerization: Not available. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 20052-60-2 unlisted. LD50/LC50: Not available. Carcinogenicity: 7-Hydroxy-2,2,5-trimethyl-2,3-dihydro-4H-chromen-4-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 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# 20052-60-2: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 20052-60-2 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 20052-60-2 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): Xi
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): 26-36/37/39

合成路线

504-15-4 541-47-9 ~89% 20052-60-2

文献：Sowmithran, D.; Rajendra Prasad, K. J. Synthesis, 1985 , # 5 p. 545 - 546

504-15-4 541-47-9 ~53% 20052-60-2 130715-62-7

文献：Morales, Paula; Azofra, Luis Miguel; Cumella, Jose; Hernandez-Folgado, Laura; Roldan, Maria; Alkorta, Ibon; Jagerovic, Nadine Arkivoc, 2014 , vol. 2014, # 2 p. 319 - 332

504-15-4 37637-88-0 ~84% 20052-60-2

文献：Ramana, M. M. V.; Kudav, N. A. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1988 , vol. 27, # 1-12 p. 339 - 341

541-47-9 6153-39-5 ~88% 20052-60-2 95331-98-9

文献：Acta Chimica Hungarica, , vol. 125, # 3 p. 457 - 464

504-15-4 3350-78-5 ~90% 20052-60-2

文献：Sowmithran, D.; Rajendra Prasad, K. J. Synthesis, 1985 , # 5 p. 545 - 546

504-15-4 3350-78-5 ~10% 20052-60-2 130715-33-2 详细

文献：Indian Journal of Chemistry - Section B Organic Chemistry Including Medicinal Chemistry, , vol. 29, # 7 p. 661 - 663

上下游产品

上游产品  5
504-15-4 541-47-9 37637-88-0 6153-39-5
3350-78-5
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