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

HRID 2083288Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 2083288
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-0b60126169d149a69ae2a8bb19b1473a
Quelldatensatz
uspto-grants-1978_04
Patentnummer
US04085125

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