1,1-Dimethoxyethane 乙醛缩二甲醇

CAS 534-15-6 MFCD00008493

化学结构图

534-15-6
SMILES: COC(C)OC

化学属性

Mol. FormulaC₄H₁₀O₂
Mol. Weight90.12
Density0.852 g/mL at 25 °C(lit.)
Refractive index1.3660 to 1.3680
Flash Point-
TSCAYes
Boiling Point
Melting PointNo Data Available
Vapor Density3.1 (vs air)
Solubility可溶

别名和识别编码

Chemical Name1,1-Dimethoxyethane
Synonym 1 1-DIMETHOXYETHANE 97+% 1,1-DIMETHOXYETHANE 1,1-Dimethoxyethane {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
MDL Number-
CAS Number534-15-6
EC Number208-589-8
Merck Number3226
Beilstein Registry Number1(4)3103
PubChem Substance ID87567279
Reaxys-RN1697039
Chemical Name Translation乙醛缩二甲醇
Wiswesser Line Notation1OY1&O1
LabNetwork Molecule IDLN00198035
InChIInChI=1S/C4H10O2/c1-4(5-2)6-3/h4H,1-3H3
Canonical SMILES-
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分类

  • {SNA} Alphabetical Listings, C-D, Flavors and Fragrances
  • {Chemicalbook} 食品添加剂: 食用香料(增香剂): 天然等同香料和人造香
  • {SNA} Acetals/Ketals/Ortho Esters, Building Blocks, Chemical Synthesis, Organic Building Blocks, Oxygen Compounds
  • {uni_hamburg} no charge; 1fragment
  • {SNA} Alphabetical Listings, C-D, Certified Food Grade Products, Flavors and Fragrances

相关文献及参考

  • Short: II/27B
  • Short: III/35E
  • Acetaldehyde equivalent useful in Lewis acid catalyzed condensation reactions: Angew. Chem. Int. Ed., 8, 295 (1969); J. Org. Chem., 53, 2920 (1988).
  • Widely used in the presence of an acid catalyst for the preparation of cyclic ethylidene acetals of diols including sugars: J. Chem. Soc., 4232 (1955), 3316 (1957); Carbohydr. Res., 38, 359 (1974).

安全信息

RTECSAB2825000
Packing GroupII
UN Number UN2377 UN 2377 3/PG 2 2377
Risk Statements
  • R11 Highly flammable 非常易燃
Safety Statements
  • S9 Keep container in a well-ventilated place 保持容器在通风良好的场所;
  • 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;
Storage condition 4 4°C Flammables area Moisture Sensitive
GHS Symbol
WGK Germany2
Hazard statements
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
Precautionary statements
  • 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。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P332+P313
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • 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。
  • P305+P351+P338+P337+P313
  • P303+P361+P353
  • P233 Keep container tightly closed. ?保持容器密闭。
  • P403+P235
  • P241+P242+P243
Signal word Danger
Hazard Codes F
Hazard Class3
Warnings 危化品目录(2015)
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3000 ppm/4H
TOXIC EFFECTS :
   Behavioral - general anesthetic
REFERENCE :
   AMIHAB AMA Archives of Industrial Health.  (Chicago, IL)  V.11-21, 1955-60.
   For publisher information, see AEHLAU.  Volume(issue)/page/year: 12,623,1955

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 4507 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PSEBAA Proceedings of the Society for Experimental Biology and Medicine.
   (Academic Press, Inc., 1 E. First St., Duluth, MN 55802)  V.1-    1903/04-
   Volume(issue)/page/year: 29,730,1932

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 6500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JIHTAB Journal of Industrial Hygiene and Toxicology.  (Cambridge, MA)
   V.18-31, 1936-49.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 31,60,1949

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 20 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JIHTAB Journal of Industrial Hygiene and Toxicology.  (Cambridge, MA)
   V.18-31, 1936-49.  For publisher information, see AEHLAU.
   Volume(issue)/page/year: 31,60,1949

Restrict 危险品

其他信息

  • 参考质量标准:FAO/WHO,2001 含量(GT-10-4) ≥96% 酸值(OT-4) ≤1.0 折射率(n D 20 ) 1.365~1.367 相对密度(d 25 25 ) 0.850~0.860
  • MOL 文件:534-15-6.mol
  • 毒性分级:低毒
  • 灭火剂:干粉、干砂、雾状水、二氧化碳、泡沫
  • 用途二:该品在有机合成中可用于保护醛基。
  • 刺激数据:皮肤- 兔子 10 毫克/ 24小时 轻度; 眼睛- 兔子 100 毫克/ 24小时 中度
  • 下游产品:4-羟基-2-氧代吡咯烷-N-乙酰胺 --> 阿贝卡星 --> (2,2-二甲氧基-1-甲基乙基)苯
  • 外观性质:无色液体,有浓芳香气味。
  • 用途一:该品在有机合成中可用于保护醛基,也用作工业溶剂及增塑剂。2体积该品与1体积氯仿的混合物为Mering混合物。
  • 蒸气密度:3.1 (vs air)
  • 类别:易燃液体
  • F:10-21
  • 使用限量:FEMA(mg/kg):无醇饮料、冷饮、布丁、凝胶、蜜饯,3.0;糖果、焙烤制品,6.0。
  • 毒性:GRAS(FEMA)。
  • Alfa Aesar:乙醛缩二甲醇,98+% Acetaldehyde dimethyl acetal, 98+%(534-15-6)
  • 方法一:由甲醇与乙醛在浓硫酸作用下反应而得。也可由甲醇与乙炔反应,或甲醇与乙烯反应制得乙醛缩二甲醇。
  • 可燃性危险特性:遇明火、高温、氧化剂易燃; 燃烧产生刺激烟雾
  • FEMA:3426
  • 图谱信息:二甲氧基乙烷(534-15-6)Raman光谱 二甲氧基乙烷(534-15-6)核磁图( 13 CNMR) 二甲氧基乙烷(534-15-6)核磁图( 1 HNMR) 二甲氧基乙烷(534-15-6)质谱(MS) 二甲氧基乙烷(534-15-6)红外图谱(IR1)
  • 二甲氧基乙烷价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 D0633 乙醛缩二甲醇 Dimethyl Acetal 500ML 2730元 2014/06/02 D0633 乙醛缩二甲醇 Dimethyl Acetal 25ML 292元 2010/06/21 407911000 二甲氧基乙烷 1,1-Dimethoxyethane 95% 100 ML 921元
  • MSDS 信息:1,1-二甲氧基乙烷(534-15-6).msds
  • 食品添加剂最大允许使用量最大允许残留量标准:添加剂中文名称 允许使用该种添加剂的食品中文名称 添加剂功能 最大允许使用量(g/kg) 最大允许残留量(g/kg) 1,1-二甲氧基乙烷 食品 食品用香料 用于配制香精的各香料成分不得超过在GB 2760中的最大允许使用量和最大允许残留量
  • 储运特性:库房通风低温干燥; 与氧化剂、酸类分开存放
  • 急性毒性:口服- 大鼠 LD50: 6500 毫克/ 公斤; 吸入- 大鼠 LC50: 3000 PPM/ 4小时
  • Acros Organics:1,1-二甲氧基乙烷ACETALDEHYDE DIMETHYL ACETAL 1,1-Dimethoxyethane, 95%(534-15-6)
  • TCI Shanghai:乙醛缩二甲醇 Dimethyl Acetal,>;98.0%(GC)(534-15-6)
  • Sigma Aldrich:534-15-6(sigmaaldrich)
  • 敏感性:Moisture Sensitive

系列性分类


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