20474-93-5

• 常用中文名：巴豆酸烯丙酯
• 常用英文名：Allyl (2E)-2-butenoate
• CAS号：20474-93-5
• 分子式：C₇H₁₀O₂
• 分子量：126.153
• 发布时间：2018-06-11 08:58:25
• 更新时间：2024-01-21 12:04:03

名称

• 中文名: 2-丁烯酸烯丙酯
• 英文名: allyl crotonate
• 中文别名: 巴豆酸烯丙酯
• 英文别名: Crotonic acid, allyl ester; allyl 2-butenoate; Allyl (2E)-but-2-enoate; (E)-2-Butenoic acid allyl ester; EINECS 243-845-2; MFCD00026990; 2-Butenoic acid, 2-propen-1-yl ester, (2E)-; 2-Butenoic acid,2-propenyl ester; CROTONIC ACID ALLYL ESTER; Allyl (2E)-2-butenoate; 2-Butenoic acid, 2-propenyl ester; But-2-enoic Acid Allyl Ester

物化性质

• 密度: 0.9±0.1 g/cm3
• 沸点: 151.3±9.0 °C at 760 mmHg
• 分子式: C₇H₁₀O₂
• 分子量: 126.153
• 闪点: 50.7±9.9 °C
• 精确质量: 126.068077
• PSA: 26.30000
• LogP: 2.07
• 蒸汽压: 3.7±0.3 mmHg at 25°C
• 折射率: 1.442
• 储存条件:

  保持贮藏器密封

  放入紧密的贮藏器内，储存在阴凉，干燥的地方

• 稳定性:

  如果遵照规格使用和储存则不会分解

  避免接触氧化物
• 分子结构:

  1、 摩尔折射率：36.03

  2、 摩尔体积(m³/mol)：136.2

  3、 等张比容(90.2K)：311.5

  4、 表面张力(dyne/cm)：27.3

  5、 极化率(10-24cm³)：14.28

• 计算化学:

  1、疏水参数计算参考值（XlogP）:1.6

  2、氢键供体数量：0

  3、氢键受体数量：2

  4、可旋转化学键数量:4

  5、互变异构体数量：

  6、拓扑分子极性表面积（TPSA）:26.3

  7、重原子数量：9

  8、表面电荷：0

  9、复杂度：125

  10、同位素原子数量：0

  11、确定原子立构中心数量：0

  12、不确定原子立构中心数量：0

  13、确定化学键立构中心数量：1

  14、不确定化学键立构中心数量：0

  15、共价键单元数量：1

• 更多:

  1.性状：无色液体

  2.密度（g/mL,25/4℃）：0.944

  3.相对蒸汽密度（g/mL,空气=1）：未确定

  4.熔点（ºC）：未确定

  5.沸点（ºC,常压）：63-65

  6.沸点（ºC,5.2kPa）：未确定

  7.折射率：1.4465

  8.闪点（ºC）：48

  9.比旋光度（º）：未确定

  10.自燃点或引燃温度（ºC）：未确定

  11.蒸气压（kPa,25ºC）：未确定

  12.饱和蒸气压（kPa,60ºC）：未确定

  13.燃烧热（KJ/mol）：未确定

  14.临界温度（ºC）：未确定

  15.临界压力（KPa）：未确定

  16.油水（辛醇/水）分配系数的对数值：未确定

  17.爆炸上限（%,V/V）：未确定

  18.爆炸下限（%,V/V）：未确定

  19.溶解性：未确定

MSDS

SECTION 1: Identification of the substance/mixture and of the company/undertaking Product identifiers Product name: ALLYL CROTONATE REACH No.: A registration number is not available for this substance as the substance or its uses are exempted from registration, the annual tonnage does not require a registration or the registration is envisaged for a later registration deadline. CAS-No.: 20474-93-5 Relevant identified uses of the substance or mixture and uses advised against Identified uses: Laboratory chemicals, Manufacture of substances SECTION 2: Hazards identification Classification of the substance or mixture Classification according to Regulation (EC) No 1272/2008 Acute toxicity, Oral (Category 4), H302 Acute aquatic toxicity (Category 1), H400 For the full text of the H-Statements mentioned in this Section, see Section 16. Classification according to EU Directives 67/548/EEC or 1999/45/EC Xn, N Harmful, Dangerous for the R22, R50 environment For the full text of the R-phrases mentioned in this Section, see Section 16. Label elements Labelling according Regulation (EC) No 1272/2008 Pictogram Signal wordWarning Hazard statement(s) H302Harmful if swallowed. H400Very toxic to aquatic life. Precautionary statement(s) P273Avoid release to the environment. Supplemental Hazardnone Statements Other hazards - none SECTION 3: Composition/information on ingredients Substances Formula: C7H10O2 Molecular Weight: 126,16 g/mol CAS-No.: 20474-93-5 Hazardous ingredients according to Regulation (EC) No 1272/2008 ComponentClassificationConcentration ALLYL CROTONATE Acute Tox. 4; Aquatic Acute 1; - H302, H400 For the full text of the H-Statements and R-Phrases mentioned in this Section, see Section 16 SECTION 4: 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 The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 11 Indication of any immediate medical attention and special treatment needed no data available SECTION 5: 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 SECTION 6: Accidental release measures Personal precautions, protective equipment and emergency procedures Use personal protective equipment. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. For personal protection see section 8. Environmental precautions Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided. Methods and materials for containment and cleaning up Soak up with inert absorbent material and dispose of as hazardous waste. Keep in suitable, closed containers for disposal. Reference to other sections For disposal see section 13. SECTION 7: Handling and storage Precautions for safe handling Avoid contact with skin and eyes. Avoid inhalation of vapour or mist. Normal measures for preventive fire protection. For precautions see section 2.2. Conditions for safe storage, including any incompatibilities Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Specific end use(s) A part from the uses mentioned in section 1.2 no other specific uses are stipulated SECTION 8: 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 Where risk assessment shows air-purifying respirators are appropriate use a full-face respirator with multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Control of environmental exposure Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided. SECTION 9: Physical and chemical properties Information on basic physical and chemical properties a) AppearanceForm: liquid 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) Evapouration 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: 2,084 octanol/water p) Auto-ignitionno 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 SECTION 10: Stability and reactivity Reactivity no data available Chemical stability Stable under recommended storage conditions. 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 In the event of fire: see section 5 SECTION 11: 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 sensitisation 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 Additional Information RTECS: Not available To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. SECTION 12: 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 PBT/vPvB assessment not available as chemical safety assessment not required/not conducted Other adverse effects Very toxic to aquatic life. no data available SECTION 13: 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. Contaminated packaging Dispose of as unused product. SECTION 14: Transport information UN number ADR/RID: 3082IMDG: 3082IATA: 3082 UN proper shipping name ADR/RID: ENVIRONMENTALLY HAZARDOUS SUBSTANCE, LIQUID, N.O.S. (ALLYL CROTONATE) IMDG: ENVIRONMENTALLY HAZARDOUS SUBSTANCE, LIQUID, N.O.S. (ALLYL CROTONATE) IATA:Environmentally hazardous substance, liquid, n.o.s. (ALLYL CROTONATE) Transport hazard class(es) ADR/RID: 9IMDG: 9IATA: 9 Packaging group ADR/RID: IIIIMDG: IIIIATA: III Environmental hazards ADR/RID: yesIMDG Marine pollutant: yesIATA: yes Special precautions for user Further information EHS-Mark required (ADR 2.2.9.1.10, IMDG code 2.10.3) for single packagings and combination packagings containing inner packagings with Dangerous Goods > 5L for liquids or > 5kg for solids. SECTION 15 - REGULATORY INFORMATION N/A SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 通常来说对水不危害的，若无政府许可，勿将材料排入周围环境。

安全

• 风险声明 (欧洲): R10:Flammable. R36/37/38:Irritating to eyes, respiratory system and skin .
• 安全声明 (欧洲): S26-S36/37/39
• 危险品运输编码: 3272
• 包装等级: III
• 危险类别: 3
• 海关编码: 2916190090

海关

海关编码	2916190090
中文概述	2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。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
监管条件	A.入境货物通关单 B.出境货物通关单
检验检疫	R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验
Summary	2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%