Acetic Acid → 3-Ethoxy-2-methylacrolein dimethylhydrazone

HRID 1458202노트

반응식

HRID 1458202 반응식
[CH2:1]([O:3][CH:4]=[C:5]([CH3:8])[CH:6]=O)[CH3:2].[CH3:9][N:10]([CH3:12])[NH2:11].C(O)(=O)C>C(OCC)C>[CH3:9][N:10]([CH3:12])[N:11]=[CH:6][C:5]([CH3:8])=[CH:4][O:3][CH2:1][CH3:2]

참가 물질

5

반응물 3

HCID 176Acetic AcidHCID 59761,1-DimethylhydrazineHCID 5591983-Ethoxy-2-methyl-2-propenal

생성물 1

HCID 541604213-Ethoxy-2-methylacrolein dimethylhydrazone

시약·촉매·용매 1

HCID 3283Diethyl Ether용매

실험 절차

A mixture of 3-ethoxy-2-methyl-2-propenal, (E)-- and (Z)-- (4.0 g, 35 mmol), 1,1-dimethylhydrazine (2.73 g, 46 mmol) and acetic acid (0.04 g, 0.7 mmol) in diethyl ether is refluxed for one hour, cooled, washed sequentially with water and brine, dried over anhydrous magnesium sulfate, and concentrated in vacuo to give the title product as a yellow oil.

후처리

  1. temperatureis refluxed for one hour
  2. temperaturecooled
  3. washwashed sequentially with water and brine
  4. dry with materialdried over anhydrous magnesium sulfate
  5. concentrationconcentrated in vacuo

출처 및 근거

ORD 기록
ord-3e9fe5efdfcc4216a27bbd65e2213388
출처 데이터셋
uspto-grants-1998_12
특허 번호
US05849916

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