Acetic Acid → 3-Ethoxy-2-methylacrolein dimethylhydrazone

HRID 429512

Reaktionsgleichung

Reaktionsgleichung von HRID 429512
[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]

Komponenten

5

Edukt 3

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

Produkt 1

HCID 541604213-Ethoxy-2-methylacrolein dimethylhydrazone

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 3283Diethyl EtherLösungsmittel

Versuchsvorschrift

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.

Aufarbeitung

  1. temperaturecooled
  2. washwashed sequentially with water and brine
  3. dry with materialdried over anhydrous magnesium sulfate
  4. concentrationconcentrated in vacuo

Quellen und Nachweise

ORD-Eintrag
ord-b6e0a9813e4e48e78850e44f9d941934
Quelldatensatz
uspto-grants-2001_11
Patentnummer
US06316629B1

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