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

HRID 1833456노트

반응식

HRID 1833456 반응식
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]

참가 물질

3

반응물 2

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

생성물 1

HCID 21317571Ethyl 5-carboxy-9-acetoxytetradecyloxyacetate

실험 절차

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.

후처리

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

출처 및 근거

ORD 기록
ord-ca73ebd545974b919e8ee68bbe610ef4
출처 데이터셋
uspto-grants-1978_01
특허 번호
US04066675

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