Ethyl 3-oxovalerate → Diethyl 2-Propionylazelate

HRID 1704356

Reaktionsgleichung

Reaktionsgleichung von HRID 1704356
[C:1]([CH2:5][C:6]([O:8][CH2:9][CH3:10])=[O:7])(=[O:4])[CH2:2][CH3:3].[CH2:11]([O:13][C:14]([CH:16](C(=O)C)[CH2:17][C:18]#[C:19][CH2:20][CH2:21]CC(OC)=O)=[O:15])[CH3:12].BrCCCCCCC(OCC)=O>>[C:1]([CH:5]([CH2:21][CH2:20][CH2:19][CH2:18][CH2:17][CH2:16][C:14]([O:13][CH2:11][CH3:12])=[O:15])[C:6]([O:8][CH2:9][CH3:10])=[O:7])(=[O:4])[CH2:2][CH3:3]

Komponenten

4

Edukt 3

HCID 78656Ethyl 3-oxovalerateHCID 122490Ethyl 7-bromoheptanoateHCID 22759276Methyl 8-Ethoxycarbonyl-9-oxo-5-decynoate2×

Produkt 1

HCID 22759291Diethyl 2-Propionylazelate

Versuchsvorschrift

The synthesis of this compound is carried out by the procedure of Example 4, Step A, except that an equivalent quantity of ethyl propionylacetate is substituted for the ethyl acetoacetate of Example 4, Step A, and an equivalent quantity of ethyl 7-bromoheptanoate is substituted for the methyl 7-bromo-5-heptynoate of Example 4, Step A. The product, a viscous oil, is used in the next step directly without distillation.

Aufarbeitung

  1. customThe synthesis of this compound
  2. distillationThe product, a viscous oil, is used in the next step directly without distillation

Quellen und Nachweise

ORD-Eintrag
ord-b40bd894bfd64ceba0582cf8f7b08c27
Quelldatensatz
uspto-grants-1978_11
Patentnummer
US04126629

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