Diethyl ethylmalonate → 2-(6-Carbethoxy-6-phenylhexyl)cyclopent-2-en-1-one

反応式

[C:1]([CH:6]([CH2:18][CH3:19])[CH2:7][CH2:8][CH2:9][CH2:10][CH2:11][C:12]1[C:13](=[O:17])[CH2:14][CH2:15][CH:16]=1)([O:3][CH2:4][CH3:5])=[O:2].[CH2:20]([CH:22](C(OCC)=O)[C:23](OCC)=O)[CH3:21]>>[C:1]([CH:6]([C:18]1[CH:23]=[CH:22][CH:20]=[CH:21][CH:19]=1)[CH2:7][CH2:8][CH2:9][CH2:10][CH2:11][C:12]1[C:13](=[O:17])[CH2:14][CH2:15][CH:16]=1)([O:3][CH2:4][CH3:5])=[O:2]

参加物

反応物 2

HCID 8610Diethyl ethylmalonate

HCID 132897872-(6-Carbethoxyoctyl)-2-cyclopentenone

生成物 1

HCID 217678192-(6-Carbethoxy-6-phenylhexyl)cyclopent-2-en-1-one

実験手順

This cyclopentenone is prepared by the procedure described in Belgium Pat. No. 786,215 (Jan. 15, 1973) for the preparation of 2-(6-carbethoxyoctyl)cyclopent-2-en-1-one by substituting diethyl phenylmalonate for diethyl ethylmalonate.

出典と根拠

ORDレコード: ord-00cc5561411e41808ec94ead5c092c9e
出典データセット: uspto-grants-1979_12
DOI: 10.6084/m9.figshare.5104873.v1
特許番号: US04180677

反応ノート

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