Trans-2-Methyl-2-Butenal 反-2-甲基-2-丁烯醛

CAS 497-03-0 MFCD00006977

化学结构图

497-03-0
SMILES: C/C=C(\C)C=O

化学属性

Mol. FormulaC5H8O
Mol. Weight84.12
Density0.869 g/mL at 20 °C
Refractive index1.4460 to 1.4480
Boiling Point116°C
Flash Point18°C(lit.)
TSCAYes
Appearance D 无色液体，具有穿透性的强烈青香和醚类气味，有刺激的辛辣味。沸点118℃。相对密度(d 20 )0.8650，折射率(n 天然品存在于洋葱、蒜、薄荷、炖鸡肉、咖啡、炒榛子、炒花生和香叶油等中。 4 )1.4475。微溶于水，溶于油脂，混溶于乙醇和乙醚。在空气中易氧化。闪点27℃，易燃。

别名和识别编码

Chemical NameTrans-2-Methyl-2-Butenal
Synonym "guaiol" (2E)-2-Methyl-2-butenal (E)-2-Methyl-2-butenal (E)-2-Methylbut-2-enal (E)-2-Methylbut-2-enal 反式-2,3-二甲基丙烯醛 反式-2-甲基-2-丁烯醛 顺芷醛 (E)-2-methylbut-2-en-1-al (E)-2-methylbut-2-enal (E)-2-甲基-2-丁烯醛 2,2-Dimethylacrolein 2-Butenal, 2-methyl-, (2E)- 2-Butenal, 2-methyl-, (E)- 2-Butenal,2-methyl-,(2E)- 2-Butenal,2-methyl-,(E)- 2-METHYL-2-BUTENAL 2-Methyl-2-butenal, (E) 2-Methyl-2-butenal, trans 2-Methylbut-2(trans)-enal 2-Methylcrotonaldehyde 2-methyl-(E)-2-butenal 2-methyl-,(E)-2-Butenal 2-methyl-2(E)-butenal 2-甲基巴豆醛 trans-2-Methyl-2-butenal trans-2-methy trans-tiglaldehyde trans
CAS Number497-03-0
EC Number207-833-0
Beilstein Registry Number1(4)3464
MDL NumberMFCD00006977
PubChem Substance ID5321950
Reaxys-RN1698207
Chemical Name Translation反-2-甲基-2-丁烯醛
LabNetwork Molecule IDLN00224889
InChIInChI=1S/C5H8O/c1-3-5(2)4-6/h3-4H,1-2H3/b5-3+
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分类

  • {Chemicalbook} 食品添加剂: 食用香料（增香剂）: 天然等同香料和人造香
  • {SNA} Alphabetical Listings, Certified Food Grade Products, Flavors and Fragrances, Halal Certified Products, I-N,
  • {SNA} Alphabet
  • {SNA} Alphabetical Listings,
  • {SNA} Aldehydes,
  • {SNA} Aldehydes, Allium cepa (Onion), Allium sativum (Garlic), Building Blocks, C1 to C6, Carbonyl Compounds, Carthamus tinctorius (Safflower oil), Chemical Synthesis, Organic Building Blocks, Phytochemicals by Plant (Food/Spice/Herb), 细胞生物学, 营养研究
  • {SNA} Alphabetical Listings, Certified Food Grade Products, Flavors and Fragrances, Halal Certified Products, Kosher Certified Products, M-N,

相关文献及参考

  • Short: III/38B Title: Refractive Indices of Organic Liquids Author: Wohlfarth, Ch.; Wohlfarth, B. Editor: Lechner, M.D. Source: Landolt-Börnstein, New Series Volume: III/38B Year: 1996 Keyword: organic compounds; refractive index; liquids ISBN: 3-540-60596-7 ISBN: 978-3-540-60596-6 Internet Resource: DOI:10.1007/b85533 RefComment: VII, 4210 pages, Hardcover Abstract: Volume III/38 Optical Constants provides critically evaluated data on refractive indices of inorganic and organic liquids and their wavelength dependence (dispension). Part A contains the inorganic, organometallic, and organononmetallic liquids, and the binary liquid mixtures (about 900 pure substances and their mixtures). Part B contains data of more than 7600 organic liquids.
  • Short: IV/20B Title: Vapor Pressure and Antoine Coefficients for Oxygen Containing Organic Compounds Author: Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.; Hall, K.R. Editor: Hall, K.R. Source: Landolt-Börnstein, New Series Volume: IV/20B Year: 2000 Keyword: organic compounds; vapor pressure ISBN: 3-540-64968-9 ISBN: 978-3-540-64968-7 Internet Resource: DOI:10.1007/b71424 RefComment: VII, 320 pages.
  • Short: IV/8I Title: Densities of Phenols, Aldehydes, Ketones, Carboxylic Acids, Amines, Nitriles, and Nitrohydrocarbons Author: Frenkel, M.; Hong, X.; Dong, Q.; Yan, X.; Chirico, R.D. Editor: Frenkel, M.; Marsh, K.N. Source: Landolt-Börnstein, New Series Volume: IV/8I Year: 2002 Keyword: Thermodynamics; Thermodynamik ISBN: 978-3-540-42883-1 ISBN: 3-540-42883-6 Internet Resource: DOI:10.1007/b76771 RefComment: XI, 470 p., Hardcover RefComment: Written for Scientists and engineers in the fields of Physics, Chemistry and Physical Chemistry Abstract: Critically evaluated experimental data covering the densities of organic compounds are essential for both scientific and industrial applications. Knowledge of densities is important in many areas, including custody transfer of materials, prod

安全信息

Signal word Danger Warning
GHS Symbol
WGK Germany3
Safety Statements
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
  • S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置；
  • S37 Wear suitable gloves 戴适当手套；
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护；
  • S36 Wear suitable protective clothing 穿戴适当的防护服；
  • S16 Keep away from sources of ignition - No smoking 远离火源，禁止吸烟；
  • S33 Take precautionary measures against static discharges 对静电采取预防措施；
Risk Statements
  • R10 Flammable 易燃
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
  • R11 Highly flammable 非常易燃
Precautionary statements
  • P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P305+P351+P338
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P332+P313
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P337+P313
  • P302+P352+P332+P313+P362+P364
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P303+P361+P353
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • P370+P378
  • P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. 使用防爆电气/通风/照明/ .../设备。
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
  • H319 Causes serious eye irritation 严重刺激眼睛
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Packing GroupII
UN Number UN 1989 3/PG 2 UN1989 1989
Storage condition 4℃ Air Sensitive Flammables area
Hazard Codes F,Xi Xi
Hazard Class3

其他信息

  • 用途一:GB 2760--1996规定为暂时允许使用的食品用香料。
  • TCI Shanghai:(E)-2-甲基-2-丁烯醛 trans-2-Methyl-2-butenal,>;95.0%(GC)(497-03-0)
  • Sigma Aldrich:497-03-0(sigmaaldrich)
  • Alfa Aesar:反式-2-甲基-2-丁烯醛,97% trans-2-Methyl-2-butenal, 97%(497-03-0)
  • 顺-2-甲基-2-丁醛价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 T1003 反-2-甲基-2-丁烯醛 trans-2-Methyl-2-butenal 5ML 299元 2014/06/02 T1003 反-2-甲基-2-丁烯醛 trans-2-Methyl-2-butenal 25ML 902元 2010/06/21 353030250 顺-2-甲基-2-丁醛 trans-2-Methyl-2-butenal 98% 25 GR 1481元
  • 方法一:由乙醛和丙醛化合而成。
  • 使用限量:FEMA(mg/kg)：软饮料、冷饮、焙烤食品、糖果、胶冻、布丁、胶姆糖，均5.0；肉类、肉羹汤，均2.5。
  • FEMA:3407
  • Acros Organics:顺-2-甲基-2-丁烯醛 trans-2-Methyl-2-butenal, 98%(497-03-0)
  • MOL 文件:497-03-0.mol
  • 图谱信息:顺-2-甲基-2-丁醛(497-03-0)红外图谱(IR1) 顺-2-甲基-2-丁醛(497-03-0)核磁图( 13 CNMR) 顺-2-甲基-2-丁醛(497-03-0)质谱(MS)
  • 毒性:GRAS(FEMA)。

系列性分类

  1. Application Areas 应用领域分类
  2. Flavors and Fragrances 香精香料
  3. Kosher Certified Products - Flavors and Fragrances
  4. I-N - Kosher Certified Products
  1. Application Areas 应用领域分类
  2. Flavors and Fragrances 香精香料
  3. Alphabetical Listings - Flavors and Fragrances
  4. M-N - Alphabetical Listings
  1. Life Science 生命科学
  2. Nutrition Research 营养研究
  3. Phytochemicals by Plant (Food/Spice/Herb) - Nutrition Research
  4. Allium sativum (Garlic) - Phytochemicals by Plant (Food/Spice/Herb)
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Carbonyl Compounds 羰基化合物
  5. Aldehydes - Carbonyl Compounds
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Carbonyl Compounds 羰基化合物
  5. Aldehydes - Carbonyl Compounds
  6. C1 to C6 - Aldehydes
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Carbonyl Compounds 羰基化合物
  5. Aldehydes - Carbonyl Compounds
  6. C1 to C6 - Aldehydes
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Carbonyl Compounds 羰基化合物
  5. Aldehydes