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

HRID 2083288노트

반응식

HRID 2083288 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-0b60126169d149a69ae2a8bb19b1473a
출처 데이터셋
uspto-grants-1978_04
특허 번호
US04085125

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