Di-tert.-butyl 2-(4-acetoxynonyl)-2-[4-(ethoxycarbonylmethoxy)-butyl]-malonate → Ethyl 5-carboxy-9-acetoxytetradecyloxyacetate

HRID 328773Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 328773
C(OC(CCCCC)CCCC(CCCCCCC(OCC)=O)(C(OC(C)(C)C)=O)C(OC(C)(C)C)=O)(=O)C.[C:40]([O:43][CH:44]([CH2:74][CH2:75][CH2:76][CH2:77][CH3:78])[CH2:45][CH2:46][CH2:47][C:48]([CH2:63][CH2:64][CH2:65][CH2:66][O:67][CH2:68][C:69]([O:71][CH2:72][CH3:73])=[O:70])(C(OC(C)(C)C)=O)[C:49]([O:51]C(C)(C)C)=[O:50])(=[O:42])[CH3:41]>>[C:49]([CH:48]([CH2:47][CH2:46][CH2:45][CH:44]([O:43][C:40](=[O:42])[CH3:41])[CH2:74][CH2:75][CH2:76][CH2:77][CH3:78])[CH2:63][CH2:64][CH2:65][CH2:66][O:67][CH2:68][C:69]([O:71][CH2:72][CH3:73])=[O:70])([OH:51])=[O:50]

Komponenten

3

Edukt 2

HCID 21317616Di-tert.-butyl 2-(4-acetoxynonyl)-2-[4-(ethoxycarbonylmethoxy)-butyl]-malonateHCID 21317623Di-tert.-butyl 2-(4-acetoxynonyl)-2-(6-ethoxycarbonylhexyl)-malonate

Produkt 1

HCID 21317571Ethyl 5-carboxy-9-acetoxytetradecyloxyacetate

Versuchsvorschrift

This compound is prepared essentially by the method described in Example 1, Step D except that the di-tert.-butyl 2-(4-acetoxynonyl)-2-(6-ethoxycarbonylhexyl)-malonate of the example is replaced by di-tert.-butyl 2-(4-acetoxynonyl)-2-[4-(ethoxycarbonylmethoxy)-butyl]malonate. The title compound is purified by column chromatography on silica gel.

Aufarbeitung

  1. customThis compound is prepared essentially by the method
  2. customThe title compound is purified by column chromatography on silica gel

Quellen und Nachweise

ORD-Eintrag
ord-c897eeda90124d5691716300de10eab5
Quelldatensatz
uspto-grants-1977_04
Patentnummer
US04018802

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