39163-39-8

• 常用中文名：2-氧代-2-(2-氧代环戊基)乙酸乙酯
• 常用英文名：Oxo-(2-oxo-cyclopentyl)-acetic acid ethyl ester
• CAS号：39163-39-8
• 分子式：C₉H₁₂O₄
• 分子量：184.18900
• 发布时间：2016-11-16 08:21:36
• 更新时间：2024-01-04 21:40:47

名称

• 中文名: 乙基 2-氧亚基-2-(2-氧亚基环戊基)醋酸盐
• 英文名: ethyl 2-oxo-2-(2-oxocyclopentyl)acetate
• 英文别名: ethyl 2-oxo-(2-oxo-cyclopentyl)-acetate; ethyl oxo(2-oxocyclopentyl)acetate; oxo-(2-oxo-cyclopentyl)-acetic acid ethyl ester; (2-oxo-cyclopentyl)-glyoxylic acid ethyl ester; ethyl 1-cyclopentanone-2-glyoxylate; (2-Oxo-cyclopentyl)-glyoxylsaeure-aethylester

物化性质

• 密度: 1.204g/cm3
• 沸点: 301.7ºC at 760mmHg
• 熔点: 29 °C
• 分子式: C₉H₁₂O₄
• 分子量: 184.18900
• 闪点: 132.5ºC
• 精确质量: 184.07400
• PSA: 60.44000
• LogP: 0.48780
• 折射率: 1.479
• 储存条件: 室温，密封，干燥

MSDS

Section1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE Product identifiers Product name: Ethyl 4-methyl-2,3,5-trioxo-1-cyclopentaneglyoxylate CAS-No.: 39163-39-8 Relevant identified uses of the substance or mixture and uses advised against Identified uses: Laboratory chemicals, Manufacture of substances Section2. HAZARDS IDENTIFICATION Classification of the substance or mixture Classification according to Regulation (EC) No 1272/2008 [EU-GHS/CLP] Skin sensitization (Category 1) Classification according to EU Directives 67/548/EEC or 1999/45/EC May cause sensitization by skin contact. Label elements Labelling according Regulation (EC) No 1272/2008 [CLP] Pictogram Signal wordWarning Hazard statement(s) H317May cause an allergic skin reaction. Precautionary statement(s) P280Wear protective gloves. Supplemental Hazardnone Statements May produce an allergic reaction. According to European Directive 67/548/EEC as amended. Hazard symbol(s) R-phrase(s) R43May cause sensitization by skin contact. S-phrase(s) S36/37Wear suitable protective clothing and gloves. Other hazards - none Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substances Formula: C9H12O4 Molecular Weight: 184,19 g/mol ComponentConcentration Ethyl 4-methyl-2,3,5-trioxo-1-cyclopentaneglyoxylate CAS-No.39163-39-8- Section4. FIRST AID MEASURES Description of first aid measures General advice Consult a physician. Show this safety data sheet to the doctor in attendance. If inhaled If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician. In case of skin contact Wash off with soap and plenty of water. Consult a physician. In case of eye contact Flush eyes with water as a precaution. If swallowed Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician. Most important symptoms and effects, both acute and delayed To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. Indication of immediate medical attention and special treatment needed no data available Section5. FIRE-FIGHTING MEASURES Extinguishing media Suitable extinguishing media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Special hazards arising from the substance or mixture Carbon oxides Precautions for fire-fighters Wear self contained breathing apparatus for fire fighting if necessary. Further information no data available Section6. ACCIDENTAL RELEASE MEASURES Personal precautions, protective equipment and emergency procedures Use personal protective equipment. Avoid dust formation. Avoid breathing vapors, mist or gas. Ensure adequate ventilation. Avoid breathing dust. Environmental precautions Do not let product enter drains. Methods and materials for containment and cleaning up Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal. Reference to other sections For disposal see section 13. Section7. HANDLING AND STORAGE Precautions for safe handling Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection. Conditions for safe storage, including any incompatibilities Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Specific end uses no data available Section8. EXPOSURE CONTROLS/PERSONAL PROTECTION Control parameters Components with workplace control parameters Exposure controls Appropriate engineering controls Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday. Personal protective equipment Eye/face protection Face shield and safety glasses Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Skin protection Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Body Protection Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Respiratory protection For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Section9. PHYSICAL AND CHEMICAL PROPERTIES Information on basic physical and chemical properties a) AppearanceForm: solid b) Odourno data available c) Odour Thresholdno data available d) pHno data available e) Melting/freezing point no data available f) Initial boiling point and no data available boiling range g) Flash pointno data available h) Evaporation rateno data available i) Flammability (solid, gas) no data available j) Upper/lowerno data available flammability or explosive limits k) Vapour pressureno data available l) Vapour densityno data available m) Relative densityno data available n) Water solubilityno data available o) Partition coefficient: n- log Pow: 0,195 octanol/water p) Autoignitionno data available temperature q) Decompositionno data available temperature r) Viscosityno data available s) Explosive propertiesno data available t) Oxidizing propertiesno data available Other safety information no data available Section10. STABILITY AND REACTIVITY Reactivity no data available Chemical stability no data available Possibility of hazardous reactions no data available Conditions to avoid no data available Incompatible materials Oxidizing agents Hazardous decomposition products Other decomposition products - no data available Section11. TOXICOLOGICAL INFORMATION Information on toxicological effects Acute toxicity no data available Skin corrosion/irritation no data available Serious eye damage/eye irritation no data available Respiratory or skin sensitization May cause allergic skin reaction. The preceding data, or interpretation of data, was determined using Quantitative Structure Activity Relationship (QSAR) modeling. Germ cell mutagenicity no data available Carcinogenicity IARC:No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC. Reproductive toxicity no data available Specific target organ toxicity - single exposure no data available Specific target organ toxicity - repeated exposure no data available Aspiration hazard no data available Potential health effects InhalationMay be harmful if inhaled. May cause respiratory tract irritation. IngestionMay be harmful if swallowed. SkinMay be harmful if absorbed through skin. May cause skin irritation. EyesMay cause eye irritation. Signs and Symptoms of Exposure To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. Additional Information RTECS: Not available Section12. ECOLOGICAL INFORMATION Toxicity no data available Persistence and degradability no data available Bioaccumulative potential no data available Mobility in soil no data available Results of PBT and vPvB assessment no data available Other adverse effects no data available Section13. DISPOSAL CONSIDERATIONS Waste treatment methods Product Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed professional waste disposal service to dispose of this material. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber. Contaminated packaging Dispose of as unused product. Section14. TRANSPORT INFORMATION UN-Number ADR/RID: -IMDG: -IATA: - UN proper shipping name ADR/RID: Not dangerous goods IMDG: Not dangerous goods IATA:Not dangerous goods Transport hazard class(es) ADR/RID: -IMDG: -IATA: - Packaging group ADR/RID: -IMDG: -IATA: - Environmental hazards ADR/RID: noIMDG Marine pollutant: noIATA: no Special precautions for users no data available SECTION 15 - REGULATORY INFORMATION N/A SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 海关编码: 2918300090

合成路线

120-92-3 95-92-1 ~65% 39163-39-8

文献：Wu, Deyan; Jin, Fangfang; Lu, Weiqiang; Zhu, Jin; Li, Cui; Wang, Wei; Tang, Yun; Jiang, Hualiang; Huang, Jin; Liu, Guixia; Li, Jian Chemical Biology and Drug Design, 2012 , vol. 79, # 6 p. 897 - 906

617-37-8 120-92-3 ~% 39163-39-8

文献：Koetz Justus Liebigs Annalen der Chemie, 1906 , vol. 348, p. 113

141-52-6 120-92-3 95-92-1 ~% 39163-39-8

文献：Koetz Justus Liebigs Annalen der Chemie, 1906 , vol. 348, p. 113

海关

海关编码	2918300090
中文概述	2918300090 其他含醛基或酮基不含其他含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0%
申报要素	品名, 成分含量, 用途
Summary	2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%