p-Toluenesulfonic acid → Ethyl [4-(5-oxocyclopent-1-en-1-yl)butoxy]acetate

HRID 442090노트

반응식

HRID 442090 반응식
[C:1]([CH2:4][O:5][CH2:6][CH2:7][CH2:8][CH2:9][C:10]1[C:11](=[O:15])[CH2:12][CH2:13][CH:14]=1)([OH:3])=[O:2].[C:16]1(C)C=CC(S(O)(=O)=O)=C[CH:17]=1>C(O)C>[C:1]([CH2:4][O:5][CH2:6][CH2:7][CH2:8][CH2:9][C:10]1[C:11](=[O:15])[CH2:12][CH2:13][CH:14]=1)([O:3][CH2:16][CH3:17])=[O:2]

참가 물질

4

반응물 2

HCID 6101p-Toluenesulfonic acidHCID 204656132-(6-Carboxy-5-oxahexyl)-2-cyclopentenone

생성물 1

HCID 21767824Ethyl [4-(5-oxocyclopent-1-en-1-yl)butoxy]acetate

시약·촉매·용매 1

HCID 702Ethanol용매

실험 절차

In the manner described in Example 39, treatment of 2-(6-carboxy-5-oxahexyl)-2-cyclopentenone with p-toluenesulfonic acid in ethanol produces the subject product as a light yellow oil.

출처 및 근거

ORD 기록
ord-b5242232af084ab182dd31b7b85a52bb
출처 데이터셋
uspto-grants-1977_08
특허 번호
US04044043

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