620-78-0

• 常用中文名：(2Z)-2-benzylidenebutanoic acid
• 常用英文名：(2Z)-2-benzylidenebutanoic acid
• CAS号：620-78-0
• 分子式：C₁₁H₁₂O₂
• 分子量：176.21200
• 发布时间：2017-11-23 05:17:18
• 更新时间：2024-01-10 10:05:15

名称

• 英文名: (2Z)-2-benzylidenebutanoic acid
• 英文别名: 2-Aethyl-3-phenyl-acrylsaeure; 2-ethyl-3-phenyl-acrylic acid; ethyl 3-phenylpropenoic acid

物化性质

• 密度: 1.116g/cm3
• 沸点: 302.7ºC at 760 mmHg
• 分子式: C₁₁H₁₂O₂
• 分子量: 176.21200
• 闪点: 208.1ºC
• 精确质量: 176.08400
• PSA: 37.30000
• LogP: 2.56460
• 折射率: 1.583

MSDS

Section1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE Product identifiers Product name: Alpha-ethylcinnamic acid CAS-No.: 620-78-0 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] Eye irritation (Category 2) This substance is not classified as dangerous according to Directive 67/548/EEC. Label elements Labelling according Regulation (EC) No 1272/2008 [CLP] Pictogram Signal wordWarning Hazard statement(s) H319Causes serious eye irritation. Precautionary statement(s) P305 + P351 + P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Supplemental Hazardnone Statements Other hazards - none Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substances Formula: C11H12O2 Molecular Weight: 176,22 g/mol 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 Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician. 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 any immediate medical attention and special treatment needed no data available Section5. FIREFIGHTING 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 Advice for firefighters 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 Safety glasses with side-shields conforming to EN166 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 impervious clothing, 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 point/freezingno data available point 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: 2,773 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 Strong 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 no data available 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. EyesCauses 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 user no data available SECTION 15 - REGULATORY INFORMATION N/A SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 海关编码: 2916399090

合成路线

124-38-9 622-76-4 ~63% 620-78-0

文献：Yamashita, Kohei; Chatani, Naoto Synlett, 2005 , # 6 art. no. U02105ST, p. 919 - 922

108-24-7 100-52-7 ~% 140-10-3 620-78-0

文献：Fittig Chemische Berichte, 1883 , vol. 16, p. 1437 Full Text Show Details Fittig; Slocum Justus Liebigs Annalen der Chemie, 1885 , vol. 227, p. 59 Full Text Show Details Perkin Journal of the Chemical Society, 1877 , vol. 31, p. 409 Journal of the Chemical Society, 1878 , vol. 33, p. 215

156-54-7 100-52-7 ~% 620-78-0

文献：Huang,R.L. et al. Journal of the Chemical Society, 1965 , p. 6730 - 6737

106-31-0 100-52-7 ~% 620-78-0

文献：Newton,B.N. Journal of Medicinal Chemistry, 1976 , vol. 19, p. 1362 - 1366

156-54-7 108-24-7 100-52-7 ~% 620-78-0 详细

文献：Fittig; Slocum Justus Liebigs Annalen der Chemie, 1885 , vol. 227, p. 59 Full Text Show Details Perkin Journal of the Chemical Society, 1877 , vol. 31, p. 409 Journal of the Chemical Society, 1878 , vol. 33, p. 215

106-31-0 156-54-7 100-52-7 ~% 620-78-0

文献：Perkin Journal of the Chemical Society, 1877 , vol. 31, p. 409 Journal of the Chemical Society, 1878 , vol. 33, p. 215

100-52-7 121-44-8 141-75-3 ~% 620-78-0

文献：Katoh Sci.Rep.Tokyo Bunrika Daigaku, 1935 , vol. 2, p. 260 Chem. Zentralbl., 1936 , vol. 107, # I p. 2324

106-31-0 127-09-3 100-52-7 ~% 620-78-0 详细

文献：Michael Journal fuer Praktische Chemie (Leipzig), 1899 , vol. <2> 60, p. 365 Chemische Berichte, 1901 , vol. 34, p. 919,927

105041-41-6 ~% 620-78-0

文献：Fichter Journal fuer Praktische Chemie (Leipzig), 1906 , vol. <2> 74, p. 338

上下游产品

上游产品  10
124-38-9 622-76-4 108-24-7 100-52-7
156-54-7 106-31-0 121-44-8 141-75-3
127-09-3 105041-41-6
下游产品  2
60075-61-8 60075-86-7

海关

海关编码	2916399090
中文概述	2916399090 其他芳香一元羧酸. 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, 丙烯酸、丙烯酸盐或酯应报明包装
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%