2,2,6-Trimethyl-5-phenyl-2H,4H-1,3-dioxin-4-one → 6-methyl-5-phenyl-3-(1,1,2,2-tetramethylpropyl)-2,3-dihydro-4H-1,3-oxazin-4-one

HRID 1648196ノート

反応式

HRID 1648196 の反応式
[C:1]1([C:7]2[C:8](=[O:16])O[C:10](C)(C)[O:11][C:12]=2[CH3:13])[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1.C=[N:18][C:19]([CH3:25])([CH3:24])[C:20]([CH3:23])([CH3:22])[CH3:21]>C1(C)C(C)=CC=CC=1>[CH3:13][C:12]1[O:11][CH2:10][N:18]([C:19]([CH3:25])([CH3:24])[C:20]([CH3:23])([CH3:22])[CH3:21])[C:8](=[O:16])[C:7]=1[C:1]1[CH:2]=[CH:3][CH:4]=[CH:5][CH:6]=1

参加物

4

反応物 2

HCID 131570242,2,6-Trimethyl-5-phenyl-2H,4H-1,3-dioxin-4-oneHCID 19918950N-methylene-1,1,2,2-tetramethylpropylamine

生成物 1

HCID 199189556-methyl-5-phenyl-3-(1,1,2,2-tetramethylpropyl)-2,3-dihydro-4H-1,3-oxazin-4-one収率 46.7%

試薬・触媒・溶媒 1

HCID 7237O-Xylene溶媒

実験手順

A mixture of 5-phenyl-2,2,6-trimethyl-2h,4h-1,3-dioxin-4-one (0.65 g), N-methylene-1,1,2,2-tetramethylpropylamine (0.54 g) and xylene (2 ml) was heated at reflux for 30 minutes for reaction. The reaction mixture was purified by silica gel chromatography to obtain the captioned compound (0.40 g).

後処理

  1. temperaturewas heated
  2. temperatureat reflux for 30 minutes for reaction
  3. customThe reaction mixture was purified by silica gel chromatography

出典と根拠

ORDレコード
ord-138763b0d79946bead6d76574318ce58
出典データセット
uspto-grants-1995_07
特許番号
US05436224

反応ノート

読み込み中…