Propylparaben → 1,4-Benzenedicarboxylic acid, bis[4-(propoxycarbonyl)phenyl] ester

反応式

[OH:1][C:2]1[CH:13]=[CH:12][C:5]([C:6]([O:8][CH2:9][CH2:10][CH3:11])=[O:7])=[CH:4][CH:3]=1.[C:14](Cl)(=[O:24])[C:15]1[CH:23]=[CH:22][C:18]([C:19](Cl)=[O:20])=[CH:17][CH:16]=1>>[CH2:9]([O:8][C:6]([C:5]1[CH:4]=[CH:3][C:2]([O:1][C:14](=[O:24])[C:15]2[CH:23]=[CH:22][C:18]([C:19]([O:1][C:2]3[CH:3]=[CH:4][C:5]([C:6]([O:8][CH2:9][CH2:10][CH3:11])=[O:7])=[CH:12][CH:13]=3)=[O:20])=[CH:17][CH:16]=2)=[CH:13][CH:12]=1)=[O:7])[CH2:10][CH3:11]

参加物

反応物 2

HCID 7175Propylparaben

HCID 7488Terephthaloyl chloride

生成物 1

HCID 27534491,4-Benzenedicarboxylic acid, bis[4-(propoxycarbonyl)phenyl] ester

実験手順

Propyl p-hydroxybenzoate and terephthalic dichloride are allowed to react in a similar procedure to Example 5. The reaction product is recrystallized from hexane-chloroform (1:1) to yield di(p-propoxycarbonylphenyl)terephthalate, m.p. 136°-139° C., as white crystals.

後処理

customto react in a similar procedure to Example 5
customThe reaction product is recrystallized from hexane-chloroform (1:1)

出典と根拠

ORDレコード: ord-52ca86b4680444dd9790876eeabce11a
出典データセット: uspto-grants-1987_09
DOI: 10.6084/m9.figshare.5104873.v1
特許番号: US04695649

反応ノート

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