2,2-Dimethyl-1,3-dioxane-4,6-dione → 5-[(3-Benzylphenylamino)methylene]-2,2-dimethyl-[1,3]dioxane-4,6-dione

HRID 9455

反応式

HRID 9455 の反応式
[CH:1](OCC)(OCC)OCC.[CH3:11][C:12]1([CH3:20])[O:19][C:17](=[O:18])[CH2:16][C:14](=[O:15])[O:13]1.[CH2:21]([C:28]1[CH:29]=[C:30]([CH:32]=[CH:33][CH:34]=1)[NH2:31])[C:22]1[CH:27]=[CH:26][CH:25]=[CH:24][CH:23]=1.[CH2:35]([C:42]1[CH:48]=[CH:47][C:45]([NH2:46])=[CH:44][CH:43]=1)[C:36]1[CH:41]=[CH:40][CH:39]=[CH:38][CH:37]=1>CO>[CH2:21]([C:28]1[CH:29]=[C:30]([NH:31][CH:1]=[C:16]2[C:17](=[O:18])[O:19][C:12]([CH3:20])([CH3:11])[O:13][C:14]2=[O:15])[CH:32]=[CH:33][CH:34]=1)[C:22]1[CH:23]=[CH:24][CH:25]=[CH:26][CH:27]=1.[CH2:35]([C:42]1[CH:43]=[CH:44][C:45]([NH:46][CH:1]=[C:16]2[C:17](=[O:18])[O:19][C:12]([CH3:20])([CH3:11])[O:13][C:14]2=[O:15])=[CH:47][CH:48]=1)[C:36]1[CH:37]=[CH:38][CH:39]=[CH:40][CH:41]=1

参加物

7

反応物 4

HCID 162492,2-Dimethyl-1,3-dioxane-4,6-dioneHCID 31214Ethyl orthoformateHCID 136914Benzenamine, 4-(phenylmethyl)-HCID 3088693-Benzylaniline

生成物 2

HCID 219842885-[(3-Benzylphenylamino)methylene]-2,2-dimethyl-[1,3]dioxane-4,6-dioneHCID 219844005-[(4-Benzylphenylamino)methylene]-2,2-dimethyl-[1,3]dioxane-4,6-dione

試薬・触媒・溶媒 1

HCID 887Methanol溶媒

実験手順

Triethyl orthoformate (10.0 mL, 60.1 mmol), Meldrum's acid (8.2 g, 57 mmol), and either 3-benzyl aniline or 4-benzyl aniline (10.0 g, 54.6 mmol) as indicated in the table below in methanol (303 mL) were combined and treated according to the method described in Part A of Example 1 to provide 5-[(3-benzylphenylamino)methylene]-2,2-dimethyl-[1,3]dioxane-4,6-dione (15.5 g) or 5-[(4-benzylphenylamino)methylene]-2,2-dimethyl-[1,3]dioxane-4,6-dione (15.2 g), respectively.

後処理

  1. additiontreated

出典と根拠

ORDレコード
ord-1497b3ef15dc4b0aace9e821cdb10a10
出典データセット
uspto-grants-2006_08
特許番号
US07091214B2

関連ノート

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