Sulfuric Acid → chrysanthemic acid d-trans-form

HRID 267573

반응식

HRID 267573 반응식
CC[O:3][C:4]([CH:6]1[C:8]([CH3:10])([CH3:9])[CH:7]1[CH:11]=[C:12]([CH3:14])[CH3:13])=[O:5].S(=O)(=O)(O)O>>[CH3:13][C:12]([CH3:14])=[CH:11][C@H:7]1[C:8]([CH3:9])([CH3:10])[C@@H:6]1[C:4]([OH:5])=[O:3]

참가 물질

3

반응물 2

HCID 1118Sulfuric AcidHCID 7334Ethyl chrysanthemate

생성물 1

HCID 16747chrysanthemic acid d-trans-form수율 80%

실험 절차

The water layer was made acidic with sulfuric acid and extracted with toluene (20 g) two times. The toluene layer was washed and distilled under reduced pressure to give trans-chrysanthemic acid (4.2 g; trans-isomer, 80.0 %). B.P. 122° to 130°C/3.3 mmHg.

후처리

  1. extractionextracted with toluene (20 g) two times
  2. washThe toluene layer was washed
  3. distillationdistilled under reduced pressure

출처 및 근거

ORD 기록
ord-c809d282989e4a5fb9afded6da017da3
출처 데이터셋
uspto-grants-1976_03
특허 번호
US03943167

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