175277-78-8
175277-78-8结构式
- 常用中文名：2-乙基-5-甲基-4-氧代-4,5-二氢呋喃-3-羧酸甲酯
- 常用英文名：METHYL 2-ETHYL-5-METHYL-4-OXO-4,5-DIHYDROFURAN-3-CARBOXYLATE
- CAS号：175277-78-8
- 分子式：C9H12O4
- 分子量：184.18900
- 发布时间：2018-10-05 18:47:39
- 更新时间：2024-01-09 17:30:51
| 中文名 | 2-乙基-5-甲基-4-氧代-4,5-二氢呋喃-3-羧酸甲酯 |
|---|---|
| 英文名 | methyl 2-ethyl-5-methyl-4-oxofuran-3-carboxylate |
| 英文别名 | Methyl 2-Ethyl-5-Methyl-4-Oxo-4,5-Dihydrofuran-3-Carboxylate |
| 密度 | 1.146g/cm3 |
|---|---|
| 沸点 | 268.9ºC at 760mmHg |
| 分子式 | C9H12O4 |
| 分子量 | 184.18900 |
| 闪点 | 114.8ºC |
| 精确质量 | 184.07400 |
| PSA | 52.60000 |
| LogP | 0.81130 |
| 蒸汽压 | 0.00751mmHg at 25°C |
| 折射率 | 1.469 |
Synonym:5-Ethyl-4-ethoxycarbonyl-2-methyl-3(2H)furanon Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
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: Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable 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# 175277-78-8: 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: Liquid Color: colorless Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 89 deg C @ 0.35mmHg Freezing/Melting Point: Not available. 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: C9H12O4 Molecular Weight: 184 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents, reducing agents, bases, amines. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 175277-78-8 unlisted. LD50/LC50: Not available. Carcinogenicity: Methyl 2-ethyl-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate - 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# 175277-78-8: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 175277-78-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 175277-78-8 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A |
| 安全声明 (欧洲) | S24/25 |
|---|---|
| 海关编码 | 2932190090 |
| 海关编码 | 2932190090 |
|---|---|
| 中文概述 | 2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 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 | 2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |