81661-26-9

• 常用中文名：5-甲酰基-2-甲基-3-糠酸甲酯
• 常用英文名：Methyl 5-formyl-2-methyl-3-furoate
• CAS号：81661-26-9
• 分子式：C₈H₈O₄
• 分子量：168.14700
• 发布时间：2018-12-27 22:39:44
• 更新时间：2024-01-20 11:42:04

名称

• 中文名: 5-甲酰基-2-甲基-3-糠酸甲酯
• 英文名: methyl 5-formyl-2-methylfuran-3-carboxylate
• 英文别名: methyl 5-formyl-2-methyl-3-furancarboxylate; 4-methoxycarbonyl-5-methyl-2-furaldehyde; methyl-2-methyl-5-formyl-3-furoate; 5-formyl-2-methylfuran-3-carboxylic acid methyl ester; methyl 5-formyl-2-methyl-3-furoate

物化性质

• 密度: 1.217g/cm3
• 沸点: 275.2ºC at 760 mmHg
• 熔点: 83ºC
• 分子式: C₈H₈O₄
• 分子量: 168.14700
• 闪点: 120.2ºC
• 精确质量: 168.04200
• PSA: 56.51000
• LogP: 1.18710
• 折射率: 1.518
• 储存条件: 室温， 密封， 干燥

MSDS

Name: Methyl 5-formyl-2-methyl-3-furoate 97% Material Safety Data Sheet Synonym: 5-Formyl-2-methyl-furan-3-carboxylic acid methyl este CAS: 81661-26-9 Section 1 - Chemical Product MSDS Name:Methyl 5-formyl-2-methyl-3-furoate 97% Material Safety Data Sheet Synonym:5-Formyl-2-methyl-furan-3-carboxylic acid methyl este Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 81661-26-9 Methyl 5-formyl-2-methyl-3-furoate 97% unlisted Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Light sensitive. 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. Do not store in direct sunlight. Store in a tightly closed container. Store under nitrogen. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 81661-26-9: 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: yellow Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 82.5 - 83.5 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: C8H8O4 Molecular Weight: 168.15 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials, light. Incompatibilities with Other Materials: Oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 81661-26-9 unlisted. LD50/LC50: Not available. Carcinogenicity: Methyl 5-formyl-2-methyl-3-furoate - 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# 81661-26-9: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 81661-26-9 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 81661-26-9 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): Xi
• 风险声明 (欧洲): 36/37/38
• 安全声明 (欧洲): S24/25
• 海关编码: 2932190090

合成路线

6141-58-8 68-12-2 ~88% 81661-26-9

文献：Stephen; Hashmi; Woelfle; Ata, Filiz; Hamzic, Melissa; Salathe, Ralph; Frey, Wolfgang Advanced Synthesis and Catalysis, 2006 , vol. 348, # 16-17 p. 2501 - 2508

28921-35-9 68-12-2 ~45% 81661-26-9

文献：EVOTEC NEUROSCIENCES GMBH; MADDEN, James; HALLETT, David James; PARKES, Alastair; RAOOF, Ali; WANG, Xialou Patent: WO2010/20556 A1, 2010 ; Location in patent: Page/Page column 126-127 ; WO 2010/020556 A1

17651-08-0 ~41% 81661-26-9

文献：Ballesteros, Juan Sanchez; McPhee, Derek James; Hernandez, Dolores Hernandez Bulletin de la Societe Chimique de France, 1982 , vol. 2, # 5-6 p. 176 - 180

15341-69-2 ~71% 81661-26-9

文献：Pevzner Russian Journal of General Chemistry, 2001 , vol. 71, # 7 p. 1045 - 1049

105-45-3 ~% 81661-26-9

文献：Bulletin de la Societe Chimique de France, , vol. 2, # 5-6 p. 176 - 180

上下游产品

上游产品  5
6141-58-8 68-12-2 28921-35-9 15341-69-2
105-45-3
下游产品  2
15341-69-2 420115-92-0

海关

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%