Diethyl carbonate 碳酸二乙酯(DEC)

规格: 99%
CAS: 105-58-8
产品编号: H57139
MDL: MFCD00009107
品牌: INFI
Chemical NameDiethyl Carbonate
CAS Number105-58-8
PubChem Substance ID87565246
EC Number203-311-1
Beilstein Registry Number956591
MDL NumberMFCD00009107
Reaxys-RN956591
Merck Number3780
Synonym 2-CHLORO-N,N-DIETHYLAMINE HYDROCHLORIDE 2-DIETHYLAMINO ETHYLCHLORIDE HCL Carbonic acid diethyl ester Carbonic acid diethyl ester, Ethyl carbonate Carbonic acid diethyl ester,Ethyl carbonate Diethylcarbonat carbonic ether 碳酸二乙酯（DEC）
Chemical Name Translation碳酸二乙酯
LabNetwork Molecule IDLN00193742
GHS Symbol
WGK Germany1
Hazard Codes 3
Hazard statements
  • H226 Flammable liquid and vapour 易燃液体和蒸气
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
    Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
    RTECSFF9800000
    Precautionary statements
    • 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。
    • P233 Keep container tightly closed. ?保持容器密闭。
    • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
    • P241+P242+P243
    • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
    • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
    • 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。
    • P303+P361+P353
    • P305+P351+P338
    • P305+P351+P338+P337+P313
    • P370+P378
    • P403+P235
    • P501 Dispose of contents/container to..… 处理内容物/容器.....
      Signal word Warning
      Safety Statements
      • S16 Keep away from sources of ignition - No smoking 远离火源，禁止吸烟；
      • S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾；
      • 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；
      • S36 Wear suitable protective clothing 穿戴适当的防护服；
      • 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；
      • S37 Wear suitable gloves 戴适当手套；
      • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；
      • 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；
        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
          UN Number 2366
          Storage condition Moisture Sensitive Flammables area 密封阴凉干燥保存。
          Packing GroupIII
          Hazard Class3
          Warnings 危化品目录(2015) 危险化学品
        • 天然树脂的溶剂。硝化纤维、纤维素醚合成。有机合成。
        • 工业上主要用于可充电锂离子电池的电解液，只能在干燥环境下使用操作（如环境水分小于20ppm的手套箱内）。
        • {uni_hamburg} Short: II/27B
        • {ALF} Carboethoxylates carbanions derived from ketones, nitriles, esters, etc. For examples, see: Org. Synth. Coll., 4, 461 (1963); 5, 198 (1973); 6, 611 (1988). Arylacetic esters are converted to arylmalonic diesters: Org. Prep. Proced. Int., 6, 5 (1974). The dianions of carboxylic acids can be carboethoxylated with diethyl carbonate (or Ethyl­ chloroformate, L06311), to give monoesters of malonic acids: Tetrahedron Lett., 2721 (1974).
        • {ALD} Merck:14,3780
        • Beilstein:3,5
        • {ALD} Merck:14,3780
        • {ALF} For use as an alkylating agent for alcohols, phenols, thiols, etc., see Dimethyl­ carbonate, A13104.
        • {ALF} 1,3-Diols undergo dehydration to give oxetanes; see, e.g.: Tetrahedron Lett., 24, 5571 (1983):
          • 105-58-8 H57139 Diethyl carbonate 碳酸二乙酯(DEC)

          化学属性

          Mol. Formula(C2H5O)2CO
          Mol. Weight118
          Refractive index1.3830 to 1.3870
          Boiling Point126-128
          Density0.97
          Melting Point-43
          Flash Point25°C
          TSCAYes
          Vapor Density4.1 (vs air)
          Vapor Pressure10 mmHg ( 23.8 °C)
          Solubility不溶于水，可混溶于醇、酮、酯等多数有机溶剂。
          Stability对湿度敏感
          Danger-Level乙类

          *以上化合物性质及应用等信息仅供参考